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-rw-r--r--docs/docbook/dbsgml/ent/ISOamsa66
-rw-r--r--docs/docbook/dbsgml/ent/ISOamsb52
-rw-r--r--docs/docbook/dbsgml/ent/ISOamsc20
-rw-r--r--docs/docbook/dbsgml/ent/ISOamsn70
-rw-r--r--docs/docbook/dbsgml/ent/ISOamso29
-rw-r--r--docs/docbook/dbsgml/ent/ISOamsr94
-rw-r--r--docs/docbook/dbsgml/ent/ISObox62
-rw-r--r--docs/docbook/dbsgml/ent/ISOcyr177
-rw-r--r--docs/docbook/dbsgml/ent/ISOcyr236
-rw-r--r--docs/docbook/dbsgml/ent/ISOdia24
-rw-r--r--docs/docbook/dbsgml/ent/ISOgrk159
-rw-r--r--docs/docbook/dbsgml/ent/ISOgrk230
-rw-r--r--docs/docbook/dbsgml/ent/ISOgrk353
-rw-r--r--docs/docbook/dbsgml/ent/ISOgrk453
-rw-r--r--docs/docbook/dbsgml/ent/ISOlat172
-rw-r--r--docs/docbook/dbsgml/ent/ISOlat2131
-rw-r--r--docs/docbook/dbsgml/ent/ISOnum91
-rw-r--r--docs/docbook/dbsgml/ent/ISOpub100
-rw-r--r--docs/docbook/dbsgml/ent/ISOtech73
19 files changed, 1192 insertions, 0 deletions
diff --git a/docs/docbook/dbsgml/ent/ISOamsa b/docs/docbook/dbsgml/ent/ISOamsa
new file mode 100644
index 0000000000..b77154cb02
--- /dev/null
+++ b/docs/docbook/dbsgml/ent/ISOamsa
@@ -0,0 +1,66 @@
+<!-- (C) International Organization for Standardization 1986
+ Permission to copy in any form is granted for use with
+ conforming SGML systems and applications as defined in
+ ISO 8879, provided this notice is included in all copies.
+-->
+<!-- Character entity set. Typical invocation:
+ <!ENTITY % ISOamsa PUBLIC
+ "ISO 8879:1986//ENTITIES Added Math Symbols: Arrow Relations//EN">
+ %ISOamsa;
+-->
+<!ENTITY cularr SDATA "[cularr]"--/curvearrowleft A: left curved arrow -->
+<!ENTITY curarr SDATA "[curarr]"--/curvearrowright A: rt curved arrow -->
+<!ENTITY dArr SDATA "[dArr ]"--/Downarrow A: down dbl arrow -->
+<!ENTITY darr2 SDATA "[darr2 ]"--/downdownarrows A: two down arrows -->
+<!ENTITY dharl SDATA "[dharl ]"--/downleftharpoon A: dn harpoon-left -->
+<!ENTITY dharr SDATA "[dharr ]"--/downrightharpoon A: down harpoon-rt -->
+<!ENTITY lAarr SDATA "[lAarr ]"--/Lleftarrow A: left triple arrow -->
+<!ENTITY Larr SDATA "[Larr ]"--/twoheadleftarrow A:-->
+<!ENTITY larr2 SDATA "[larr2 ]"--/leftleftarrows A: two left arrows -->
+<!ENTITY larrhk SDATA "[larrhk]"--/hookleftarrow A: left arrow-hooked -->
+<!ENTITY larrlp SDATA "[larrlp]"--/looparrowleft A: left arrow-looped -->
+<!ENTITY larrtl SDATA "[larrtl]"--/leftarrowtail A: left arrow-tailed -->
+<!ENTITY lhard SDATA "[lhard ]"--/leftharpoondown A: l harpoon-down -->
+<!ENTITY lharu SDATA "[lharu ]"--/leftharpoonup A: left harpoon-up -->
+<!ENTITY hArr SDATA "[hArr ]"--/Leftrightarrow A: l&r dbl arrow -->
+<!ENTITY harr SDATA "[harr ]"--/leftrightarrow A: l&r arrow -->
+<!ENTITY lrarr2 SDATA "[lrarr2]"--/leftrightarrows A: l arr over r arr -->
+<!ENTITY rlarr2 SDATA "[rlarr2]"--/rightleftarrows A: r arr over l arr -->
+<!ENTITY harrw SDATA "[harrw ]"--/leftrightsquigarrow A: l&r arr-wavy -->
+<!ENTITY rlhar2 SDATA "[rlhar2]"--/rightleftharpoons A: r harp over l -->
+<!ENTITY lrhar2 SDATA "[lrhar2]"--/leftrightharpoons A: l harp over r -->
+<!ENTITY lsh SDATA "[lsh ]"--/Lsh A:-->
+<!ENTITY map SDATA "[map ]"--/mapsto A:-->
+<!ENTITY mumap SDATA "[mumap ]"--/multimap A:-->
+<!ENTITY nearr SDATA "[nearr ]"--/nearrow A: NE pointing arrow -->
+<!ENTITY nlArr SDATA "[nlArr ]"--/nLeftarrow A: not implied by -->
+<!ENTITY nlarr SDATA "[nlarr ]"--/nleftarrow A: not left arrow -->
+<!ENTITY nhArr SDATA "[nhArr ]"--/nLeftrightarrow A: not l&r dbl arr -->
+<!ENTITY nharr SDATA "[nharr ]"--/nleftrightarrow A: not l&r arrow -->
+<!ENTITY nrarr SDATA "[nrarr ]"--/nrightarrow A: not right arrow -->
+<!ENTITY nrArr SDATA "[nrArr ]"--/nRightarrow A: not implies -->
+<!ENTITY nwarr SDATA "[nwarr ]"--/nwarrow A: NW pointing arrow -->
+<!ENTITY olarr SDATA "[olarr ]"--/circlearrowleft A: l arr in circle -->
+<!ENTITY orarr SDATA "[orarr ]"--/circlearrowright A: r arr in circle -->
+<!ENTITY rAarr SDATA "[rAarr ]"--/Rrightarrow A: right triple arrow -->
+<!ENTITY Rarr SDATA "[Rarr ]"--/twoheadrightarrow A:-->
+<!ENTITY rarr2 SDATA "[rarr2 ]"--/rightrightarrows A: two rt arrows -->
+<!ENTITY rarrhk SDATA "[rarrhk]"--/hookrightarrow A: rt arrow-hooked -->
+<!ENTITY rarrlp SDATA "[rarrlp]"--/looparrowright A: rt arrow-looped -->
+<!ENTITY rarrtl SDATA "[rarrtl]"--/rightarrowtail A: rt arrow-tailed -->
+<!ENTITY rarrw SDATA "[rarrw ]"--/squigarrowright A: rt arrow-wavy -->
+<!ENTITY rhard SDATA "[rhard ]"--/rightharpoondown A: rt harpoon-down -->
+<!ENTITY rharu SDATA "[rharu ]"--/rightharpoonup A: rt harpoon-up -->
+<!ENTITY rsh SDATA "[rsh ]"--/Rsh A:-->
+<!ENTITY drarr SDATA "[drarr ]"--/searrow A: downward rt arrow -->
+<!ENTITY dlarr SDATA "[dlarr ]"--/swarrow A: downward l arrow -->
+<!ENTITY uArr SDATA "[uArr ]"--/Uparrow A: up dbl arrow -->
+<!ENTITY uarr2 SDATA "[uarr2 ]"--/upuparrows A: two up arrows -->
+<!ENTITY vArr SDATA "[vArr ]"--/Updownarrow A: up&down dbl arrow -->
+<!ENTITY varr SDATA "[varr ]"--/updownarrow A: up&down arrow -->
+<!ENTITY uharl SDATA "[uharl ]"--/upleftharpoon A: up harpoon-left -->
+<!ENTITY uharr SDATA "[uharr ]"--/uprightharpoon A: up harp-r-->
+<!ENTITY xlArr SDATA "[xlArr ]"--/Longleftarrow A: long l dbl arrow -->
+<!ENTITY xhArr SDATA "[xhArr ]"--/Longleftrightarrow A: long l&r dbl arr-->
+<!ENTITY xharr SDATA "[xharr ]"--/longleftrightarrow A: long l&r arr -->
+<!ENTITY xrArr SDATA "[xrArr ]"--/Longrightarrow A: long rt dbl arr -->
diff --git a/docs/docbook/dbsgml/ent/ISOamsb b/docs/docbook/dbsgml/ent/ISOamsb
new file mode 100644
index 0000000000..43944a732f
--- /dev/null
+++ b/docs/docbook/dbsgml/ent/ISOamsb
@@ -0,0 +1,52 @@
+<!-- (C) International Organization for Standardization 1986
+ Permission to copy in any form is granted for use with
+ conforming SGML systems and applications as defined in
+ ISO 8879, provided this notice is included in all copies.
+-->
+<!-- Character entity set. Typical invocation:
+ <!ENTITY % ISOamsb PUBLIC
+ "ISO 8879:1986//ENTITIES Added Math Symbols: Binary Operators//EN">
+ %ISOamsb;
+-->
+<!ENTITY amalg SDATA "[amalg ]"--/amalg B: amalgamation or coproduct-->
+<!ENTITY Barwed SDATA "[Barwed]"--/doublebarwedge B: log and, dbl bar-->
+<!ENTITY barwed SDATA "[barwed]"--/barwedge B: logical and, bar above-->
+<!ENTITY Cap SDATA "[Cap ]"--/Cap /doublecap B: dbl intersection-->
+<!ENTITY Cup SDATA "[Cup ]"--/Cup /doublecup B: dbl union-->
+<!ENTITY cuvee SDATA "[cuvee ]"--/curlyvee B: curly logical or-->
+<!ENTITY cuwed SDATA "[cuwed ]"--/curlywedge B: curly logical and-->
+<!ENTITY diam SDATA "[diam ]"--/diamond B: open diamond-->
+<!ENTITY divonx SDATA "[divonx]"--/divideontimes B: division on times-->
+<!ENTITY intcal SDATA "[intcal]"--/intercal B: intercal-->
+<!ENTITY lthree SDATA "[lthree]"--/leftthreetimes B:-->
+<!ENTITY ltimes SDATA "[ltimes]"--/ltimes B: times sign, left closed-->
+<!ENTITY minusb SDATA "[minusb]"--/boxminus B: minus sign in box-->
+<!ENTITY oast SDATA "[oast ]"--/circledast B: asterisk in circle-->
+<!ENTITY ocir SDATA "[ocir ]"--/circledcirc B: open dot in circle-->
+<!ENTITY odash SDATA "[odash ]"--/circleddash B: hyphen in circle-->
+<!ENTITY odot SDATA "[odot ]"--/odot B: middle dot in circle-->
+<!ENTITY ominus SDATA "[ominus]"--/ominus B: minus sign in circle-->
+<!ENTITY oplus SDATA "[oplus ]"--/oplus B: plus sign in circle-->
+<!ENTITY osol SDATA "[osol ]"--/oslash B: solidus in circle-->
+<!ENTITY otimes SDATA "[otimes]"--/otimes B: multiply sign in circle-->
+<!ENTITY plusb SDATA "[plusb ]"--/boxplus B: plus sign in box-->
+<!ENTITY plusdo SDATA "[plusdo]"--/dotplus B: plus sign, dot above-->
+<!ENTITY rthree SDATA "[rthree]"--/rightthreetimes B:-->
+<!ENTITY rtimes SDATA "[rtimes]"--/rtimes B: times sign, right closed-->
+<!ENTITY sdot SDATA "[sdot ]"--/cdot B: small middle dot-->
+<!ENTITY sdotb SDATA "[sdotb ]"--/dotsquare /boxdot B: small dot in box-->
+<!ENTITY setmn SDATA "[setmn ]"--/setminus B: reverse solidus-->
+<!ENTITY sqcap SDATA "[sqcap ]"--/sqcap B: square intersection-->
+<!ENTITY sqcup SDATA "[sqcup ]"--/sqcup B: square union-->
+<!ENTITY ssetmn SDATA "[ssetmn]"--/smallsetminus B: sm reverse solidus-->
+<!ENTITY sstarf SDATA "[sstarf]"--/star B: small star, filled-->
+<!ENTITY timesb SDATA "[timesb]"--/boxtimes B: multiply sign in box-->
+<!ENTITY top SDATA "[top ]"--/top B: inverted perpendicular-->
+<!ENTITY uplus SDATA "[uplus ]"--/uplus B: plus sign in union-->
+<!ENTITY wreath SDATA "[wreath]"--/wr B: wreath product-->
+<!ENTITY xcirc SDATA "[xcirc ]"--/bigcirc B: large circle-->
+<!ENTITY xdtri SDATA "[xdtri ]"--/bigtriangledown B: big dn tri, open-->
+<!ENTITY xutri SDATA "[xutri ]"--/bigtriangleup B: big up tri, open-->
+<!ENTITY coprod SDATA "[coprod]"--/coprod L: coproduct operator-->
+<!ENTITY prod SDATA "[prod ]"--/prod L: product operator-->
+<!ENTITY sum SDATA "[sum ]"--/sum L: summation operator-->
diff --git a/docs/docbook/dbsgml/ent/ISOamsc b/docs/docbook/dbsgml/ent/ISOamsc
new file mode 100644
index 0000000000..06222d58cf
--- /dev/null
+++ b/docs/docbook/dbsgml/ent/ISOamsc
@@ -0,0 +1,20 @@
+<!-- (C) International Organization for Standardization 1986
+ Permission to copy in any form is granted for use with
+ conforming SGML systems and applications as defined in
+ ISO 8879, provided this notice is included in all copies.
+-->
+<!-- Character entity set. Typical invocation:
+ <!ENTITY % ISOamsc PUBLIC
+ "ISO 8879:1986//ENTITIES Added Math Symbols: Delimiters//EN">
+ %ISOamsc;
+-->
+<!ENTITY rceil SDATA "[rceil ]"--/rceil C: right ceiling-->
+<!ENTITY rfloor SDATA "[rfloor]"--/rfloor C: right floor-->
+<!ENTITY rpargt SDATA "[rpargt]"--/rightparengtr C: right paren, gt-->
+<!ENTITY urcorn SDATA "[urcorn]"--/urcorner C: upper right corner-->
+<!ENTITY drcorn SDATA "[drcorn]"--/lrcorner C: downward right corner-->
+<!ENTITY lceil SDATA "[lceil ]"--/lceil O: left ceiling-->
+<!ENTITY lfloor SDATA "[lfloor]"--/lfloor O: left floor-->
+<!ENTITY lpargt SDATA "[lpargt]"--/leftparengtr O: left parenthesis, gt-->
+<!ENTITY ulcorn SDATA "[ulcorn]"--/ulcorner O: upper left corner-->
+<!ENTITY dlcorn SDATA "[dlcorn]"--/llcorner O: downward left corner-->
diff --git a/docs/docbook/dbsgml/ent/ISOamsn b/docs/docbook/dbsgml/ent/ISOamsn
new file mode 100644
index 0000000000..0c8327a326
--- /dev/null
+++ b/docs/docbook/dbsgml/ent/ISOamsn
@@ -0,0 +1,70 @@
+<!-- (C) International Organization for Standardization 1986
+ Permission to copy in any form is granted for use with
+ conforming SGML systems and applications as defined in
+ ISO 8879, provided this notice is included in all copies.
+-->
+<!-- Character entity set. Typical invocation:
+ <!ENTITY % ISOamsn PUBLIC
+ "ISO 8879:1986//ENTITIES
+ Added Math Symbols: Negated Relations//EN">
+ %ISOamsn;
+-->
+<!ENTITY gnap SDATA "[gnap ]"--/gnapprox N: greater, not approximate-->
+<!ENTITY gne SDATA "[gne ]"--/gneq N: greater, not equals-->
+<!ENTITY gnE SDATA "[gnE ]"--/gneqq N: greater, not dbl equals-->
+<!ENTITY gnsim SDATA "[gnsim ]"--/gnsim N: greater, not similar-->
+<!ENTITY gvnE SDATA "[gvnE ]"--/gvertneqq N: gt, vert, not dbl eq-->
+<!ENTITY lnap SDATA "[lnap ]"--/lnapprox N: less, not approximate-->
+<!ENTITY lnE SDATA "[lnE ]"--/lneqq N: less, not double equals-->
+<!ENTITY lne SDATA "[lne ]"--/lneq N: less, not equals-->
+<!ENTITY lnsim SDATA "[lnsim ]"--/lnsim N: less, not similar-->
+<!ENTITY lvnE SDATA "[lvnE ]"--/lvertneqq N: less, vert, not dbl eq-->
+<!ENTITY nap SDATA "[nap ]"--/napprox N: not approximate-->
+<!ENTITY ncong SDATA "[ncong ]"--/ncong N: not congruent with-->
+<!ENTITY nequiv SDATA "[nequiv]"--/nequiv N: not identical with-->
+<!ENTITY ngE SDATA "[ngE ]"--/ngeqq N: not greater, dbl equals-->
+<!ENTITY nge SDATA "[nge ]"--/ngeq N: not greater-than-or-equal-->
+<!ENTITY nges SDATA "[nges ]"--/ngeqslant N: not gt-or-eq, slanted-->
+<!ENTITY ngt SDATA "[ngt ]"--/ngtr N: not greater-than-->
+<!ENTITY nle SDATA "[nle ]"--/nleq N: not less-than-or-equal-->
+<!ENTITY nlE SDATA "[nlE ]"--/nleqq N: not less, dbl equals-->
+<!ENTITY nles SDATA "[nles ]"--/nleqslant N: not less-or-eq, slant-->
+<!ENTITY nlt SDATA "[nlt ]"--/nless N: not less-than-->
+<!ENTITY nltri SDATA "[nltri ]"--/ntriangleleft N: not left triangle-->
+<!ENTITY nltrie SDATA "[nltrie]"--/ntrianglelefteq N: not l tri, eq-->
+<!ENTITY nmid SDATA "[nmid ]"--/nmid-->
+<!ENTITY npar SDATA "[npar ]"--/nparallel N: not parallel-->
+<!ENTITY npr SDATA "[npr ]"--/nprec N: not precedes-->
+<!ENTITY npre SDATA "[npre ]"--/npreceq N: not precedes, equals-->
+<!ENTITY nrtri SDATA "[nrtri ]"--/ntriangleright N: not rt triangle-->
+<!ENTITY nrtrie SDATA "[nrtrie]"--/ntrianglerighteq N: not r tri, eq-->
+<!ENTITY nsc SDATA "[nsc ]"--/nsucc N: not succeeds-->
+<!ENTITY nsce SDATA "[nsce ]"--/nsucceq N: not succeeds, equals-->
+<!ENTITY nsim SDATA "[nsim ]"--/nsim N: not similar-->
+<!ENTITY nsime SDATA "[nsime ]"--/nsimeq N: not similar, equals-->
+<!ENTITY nsmid SDATA "[nsmid ]"--/nshortmid-->
+<!ENTITY nspar SDATA "[nspar ]"--/nshortparallel N: not short par-->
+<!ENTITY nsub SDATA "[nsub ]"--/nsubset N: not subset-->
+<!ENTITY nsube SDATA "[nsube ]"--/nsubseteq N: not subset, equals-->
+<!ENTITY nsubE SDATA "[nsubE ]"--/nsubseteqq N: not subset, dbl eq-->
+<!ENTITY nsup SDATA "[nsup ]"--/nsupset N: not superset-->
+<!ENTITY nsupE SDATA "[nsupE ]"--/nsupseteqq N: not superset, dbl eq-->
+<!ENTITY nsupe SDATA "[nsupe ]"--/nsupseteq N: not superset, equals-->
+<!ENTITY nvdash SDATA "[nvdash]"--/nvdash N: not vertical, dash-->
+<!ENTITY nvDash SDATA "[nvDash]"--/nvDash N: not vertical, dbl dash-->
+<!ENTITY nVDash SDATA "[nVDash]"--/nVDash N: not dbl vert, dbl dash-->
+<!ENTITY nVdash SDATA "[nVdash]"--/nVdash N: not dbl vertical, dash-->
+<!ENTITY prnap SDATA "[prnap ]"--/precnapprox N: precedes, not approx-->
+<!ENTITY prnE SDATA "[prnE ]"--/precneqq N: precedes, not dbl eq-->
+<!ENTITY prnsim SDATA "[prnsim]"--/precnsim N: precedes, not similar-->
+<!ENTITY scnap SDATA "[scnap ]"--/succnapprox N: succeeds, not approx-->
+<!ENTITY scnE SDATA "[scnE ]"--/succneqq N: succeeds, not dbl eq-->
+<!ENTITY scnsim SDATA "[scnsim]"--/succnsim N: succeeds, not similar-->
+<!ENTITY subne SDATA "[subne ]"--/subsetneq N: subset, not equals-->
+<!ENTITY subnE SDATA "[subnE ]"--/subsetneqq N: subset, not dbl eq-->
+<!ENTITY supne SDATA "[supne ]"--/supsetneq N: superset, not equals-->
+<!ENTITY supnE SDATA "[supnE ]"--/supsetneqq N: superset, not dbl eq-->
+<!ENTITY vsubnE SDATA "[vsubnE]"--/subsetneqq N: subset not dbl eq, var-->
+<!ENTITY vsubne SDATA "[vsubne]"--/subsetneq N: subset, not eq, var-->
+<!ENTITY vsupne SDATA "[vsupne]"--/supsetneq N: superset, not eq, var-->
+<!ENTITY vsupnE SDATA "[vsupnE]"--/supsetneqq N: super not dbl eq, var-->
diff --git a/docs/docbook/dbsgml/ent/ISOamso b/docs/docbook/dbsgml/ent/ISOamso
new file mode 100644
index 0000000000..ad9b329e54
--- /dev/null
+++ b/docs/docbook/dbsgml/ent/ISOamso
@@ -0,0 +1,29 @@
+<!-- (C) International Organization for Standardization 1986
+ Permission to copy in any form is granted for use with
+ conforming SGML systems and applications as defined in
+ ISO 8879, provided this notice is included in all copies.
+-->
+<!-- Character entity set. Typical invocation:
+ <!ENTITY % ISOamso PUBLIC
+ "ISO 8879:1986//ENTITIES Added Math Symbols: Ordinary//EN">
+ %ISOamso;
+-->
+<!ENTITY ang SDATA "[ang ]"--/angle - angle-->
+<!ENTITY angmsd SDATA "[angmsd]"--/measuredangle - angle-measured-->
+<!ENTITY beth SDATA "[beth ]"--/beth - beth, Hebrew-->
+<!ENTITY bprime SDATA "[bprime]"--/backprime - reverse prime-->
+<!ENTITY comp SDATA "[comp ]"--/complement - complement sign-->
+<!ENTITY daleth SDATA "[daleth]"--/daleth - daleth, Hebrew-->
+<!ENTITY ell SDATA "[ell ]"--/ell - cursive small l-->
+<!ENTITY empty SDATA "[empty ]"--/emptyset /varnothing =small o, slash-->
+<!ENTITY gimel SDATA "[gimel ]"--/gimel - gimel, Hebrew-->
+<!ENTITY image SDATA "[image ]"--/Im - imaginary-->
+<!ENTITY inodot SDATA "[inodot]"--/imath =small i, no dot-->
+<!ENTITY jnodot SDATA "[jnodot]"--/jmath - small j, no dot-->
+<!ENTITY nexist SDATA "[nexist]"--/nexists - negated exists-->
+<!ENTITY oS SDATA "[oS ]"--/circledS - capital S in circle-->
+<!ENTITY planck SDATA "[planck]"--/hbar /hslash - Planck's over 2pi-->
+<!ENTITY real SDATA "[real ]"--/Re - real-->
+<!ENTITY sbsol SDATA "[sbsol ]"--/sbs - short reverse solidus-->
+<!ENTITY vprime SDATA "[vprime]"--/varprime - prime, variant-->
+<!ENTITY weierp SDATA "[weierp]"--/wp - Weierstrass p-->
diff --git a/docs/docbook/dbsgml/ent/ISOamsr b/docs/docbook/dbsgml/ent/ISOamsr
new file mode 100644
index 0000000000..3f26c345c0
--- /dev/null
+++ b/docs/docbook/dbsgml/ent/ISOamsr
@@ -0,0 +1,94 @@
+<!-- (C) International Organization for Standardization 1986
+ Permission to copy in any form is granted for use with
+ conforming SGML systems and applications as defined in
+ ISO 8879, provided this notice is included in all copies.
+-->
+<!-- Character entity set. Typical invocation:
+ <!ENTITY % ISOamsr PUBLIC
+ "ISO 8879:1986//ENTITIES Added Math Symbols: Relations//EN">
+ %ISOamsr;
+-->
+<!ENTITY ape SDATA "[ape ]"--/approxeq R: approximate, equals-->
+<!ENTITY asymp SDATA "[asymp ]"--/asymp R: asymptotically equal to-->
+<!ENTITY bcong SDATA "[bcong ]"--/backcong R: reverse congruent-->
+<!ENTITY bepsi SDATA "[bepsi ]"--/backepsilon R: such that-->
+<!ENTITY bowtie SDATA "[bowtie]"--/bowtie R:-->
+<!ENTITY bsim SDATA "[bsim ]"--/backsim R: reverse similar-->
+<!ENTITY bsime SDATA "[bsime ]"--/backsimeq R: reverse similar, eq-->
+<!ENTITY bump SDATA "[bump ]"--/Bumpeq R: bumpy equals-->
+<!ENTITY bumpe SDATA "[bumpe ]"--/bumpeq R: bumpy equals, equals-->
+<!ENTITY cire SDATA "[cire ]"--/circeq R: circle, equals-->
+<!ENTITY colone SDATA "[colone]"--/coloneq R: colon, equals-->
+<!ENTITY cuepr SDATA "[cuepr ]"--/curlyeqprec R: curly eq, precedes-->
+<!ENTITY cuesc SDATA "[cuesc ]"--/curlyeqsucc R: curly eq, succeeds-->
+<!ENTITY cupre SDATA "[cupre ]"--/curlypreceq R: curly precedes, eq-->
+<!ENTITY dashv SDATA "[dashv ]"--/dashv R: dash, vertical-->
+<!ENTITY ecir SDATA "[ecir ]"--/eqcirc R: circle on equals sign-->
+<!ENTITY ecolon SDATA "[ecolon]"--/eqcolon R: equals, colon-->
+<!ENTITY eDot SDATA "[eDot ]"--/doteqdot /Doteq R: eq, even dots-->
+<!ENTITY esdot SDATA "[esdot ]"--/doteq R: equals, single dot above-->
+<!ENTITY efDot SDATA "[efDot ]"--/fallingdotseq R: eq, falling dots-->
+<!ENTITY egs SDATA "[egs ]"--/eqslantgtr R: equal-or-gtr, slanted-->
+<!ENTITY els SDATA "[els ]"--/eqslantless R: eq-or-less, slanted-->
+<!ENTITY erDot SDATA "[erDot ]"--/risingdotseq R: eq, rising dots-->
+<!ENTITY fork SDATA "[fork ]"--/pitchfork R: pitchfork-->
+<!ENTITY frown SDATA "[frown ]"--/frown R: down curve-->
+<!ENTITY gap SDATA "[gap ]"--/gtrapprox R: greater, approximate-->
+<!ENTITY gsdot SDATA "[gsdot ]"--/gtrdot R: greater than, single dot-->
+<!ENTITY gE SDATA "[gE ]"--/geqq R: greater, double equals-->
+<!ENTITY gel SDATA "[gel ]"--/gtreqless R: greater, equals, less-->
+<!ENTITY gEl SDATA "[gEl ]"--/gtreqqless R: gt, dbl equals, less-->
+<!ENTITY ges SDATA "[ges ]"--/geqslant R: gt-or-equal, slanted-->
+<!ENTITY Gg SDATA "[Gg ]"--/ggg /Gg /gggtr R: triple gtr-than-->
+<!ENTITY gl SDATA "[gl ]"--/gtrless R: greater, less-->
+<!ENTITY gsim SDATA "[gsim ]"--/gtrsim R: greater, similar-->
+<!ENTITY Gt SDATA "[Gt ]"--/gg R: dbl greater-than sign-->
+<!ENTITY lap SDATA "[lap ]"--/lessapprox R: less, approximate-->
+<!ENTITY ldot SDATA "[ldot ]"--/lessdot R: less than, with dot-->
+<!ENTITY lE SDATA "[lE ]"--/leqq R: less, double equals-->
+<!ENTITY lEg SDATA "[lEg ]"--/lesseqqgtr R: less, dbl eq, greater-->
+<!ENTITY leg SDATA "[leg ]"--/lesseqgtr R: less, eq, greater-->
+<!ENTITY les SDATA "[les ]"--/leqslant R: less-than-or-eq, slant-->
+<!ENTITY lg SDATA "[lg ]"--/lessgtr R: less, greater-->
+<!ENTITY Ll SDATA "[Ll ]"--/Ll /lll /llless R: triple less-than-->
+<!ENTITY lsim SDATA "[lsim ]"--/lesssim R: less, similar-->
+<!ENTITY Lt SDATA "[Lt ]"--/ll R: double less-than sign-->
+<!ENTITY ltrie SDATA "[ltrie ]"--/trianglelefteq R: left triangle, eq-->
+<!ENTITY mid SDATA "[mid ]"--/mid R:-->
+<!ENTITY models SDATA "[models]"--/models R:-->
+<!ENTITY pr SDATA "[pr ]"--/prec R: precedes-->
+<!ENTITY prap SDATA "[prap ]"--/precapprox R: precedes, approximate-->
+<!ENTITY pre SDATA "[pre ]"--/preceq R: precedes, equals-->
+<!ENTITY prsim SDATA "[prsim ]"--/precsim R: precedes, similar-->
+<!ENTITY rtrie SDATA "[rtrie ]"--/trianglerighteq R: right tri, eq-->
+<!ENTITY samalg SDATA "[samalg]"--/smallamalg R: small amalg-->
+<!ENTITY sc SDATA "[sc ]"--/succ R: succeeds-->
+<!ENTITY scap SDATA "[scap ]"--/succapprox R: succeeds, approximate-->
+<!ENTITY sccue SDATA "[sccue ]"--/succcurlyeq R: succeeds, curly eq-->
+<!ENTITY sce SDATA "[sce ]"--/succeq R: succeeds, equals-->
+<!ENTITY scsim SDATA "[scsim ]"--/succsim R: succeeds, similar-->
+<!ENTITY sfrown SDATA "[sfrown]"--/smallfrown R: small down curve-->
+<!ENTITY smid SDATA "[smid ]"--/shortmid R:-->
+<!ENTITY smile SDATA "[smile ]"--/smile R: up curve-->
+<!ENTITY spar SDATA "[spar ]"--/shortparallel R: short parallel-->
+<!ENTITY sqsub SDATA "[sqsub ]"--/sqsubset R: square subset-->
+<!ENTITY sqsube SDATA "[sqsube]"--/sqsubseteq R: square subset, equals-->
+<!ENTITY sqsup SDATA "[sqsup ]"--/sqsupset R: square superset-->
+<!ENTITY sqsupe SDATA "[sqsupe]"--/sqsupseteq R: square superset, eq-->
+<!ENTITY ssmile SDATA "[ssmile]"--/smallsmile R: small up curve-->
+<!ENTITY Sub SDATA "[Sub ]"--/Subset R: double subset-->
+<!ENTITY subE SDATA "[subE ]"--/subseteqq R: subset, dbl equals-->
+<!ENTITY Sup SDATA "[Sup ]"--/Supset R: dbl superset-->
+<!ENTITY supE SDATA "[supE ]"--/supseteqq R: superset, dbl equals-->
+<!ENTITY thkap SDATA "[thkap ]"--/thickapprox R: thick approximate-->
+<!ENTITY thksim SDATA "[thksim]"--/thicksim R: thick similar-->
+<!ENTITY trie SDATA "[trie ]"--/triangleq R: triangle, equals-->
+<!ENTITY twixt SDATA "[twixt ]"--/between R: between-->
+<!ENTITY vdash SDATA "[vdash ]"--/vdash R: vertical, dash-->
+<!ENTITY Vdash SDATA "[Vdash ]"--/Vdash R: dbl vertical, dash-->
+<!ENTITY vDash SDATA "[vDash ]"--/vDash R: vertical, dbl dash-->
+<!ENTITY veebar SDATA "[veebar]"--/veebar R: logical or, bar below-->
+<!ENTITY vltri SDATA "[vltri ]"--/vartriangleleft R: l tri, open, var-->
+<!ENTITY vprop SDATA "[vprop ]"--/varpropto R: proportional, variant-->
+<!ENTITY vrtri SDATA "[vrtri ]"--/vartriangleright R: r tri, open, var-->
+<!ENTITY Vvdash SDATA "[Vvdash]"--/Vvdash R: triple vertical, dash-->
diff --git a/docs/docbook/dbsgml/ent/ISObox b/docs/docbook/dbsgml/ent/ISObox
new file mode 100644
index 0000000000..643e926eda
--- /dev/null
+++ b/docs/docbook/dbsgml/ent/ISObox
@@ -0,0 +1,62 @@
+<!-- (C) International Organization for Standardization 1986
+ Permission to copy in any form is granted for use with
+ conforming SGML systems and applications as defined in
+ ISO 8879, provided this notice is included in all copies.
+-->
+<!-- Character entity set. Typical invocation:
+ <!ENTITY % ISObox PUBLIC
+ "ISO 8879:1986//ENTITIES Box and Line Drawing//EN">
+ %ISObox;
+-->
+<!-- All names are in the form: box1234, where:
+ box = constants that identify a box drawing entity.
+ 1&2 = v, V, u, U, d, D, Ud, or uD, as follows:
+ v = vertical line for full height.
+ u = upper half of vertical line.
+ d = downward (lower) half of vertical line.
+ 3&4 = h, H, l, L, r, R, Lr, or lR, as follows:
+ h = horizontal line for full width.
+ l = left half of horizontal line.
+ r = right half of horizontal line.
+ In all cases, an upper-case letter means a double or heavy line.
+-->
+<!ENTITY boxh SDATA "[boxh ]"--horizontal line -->
+<!ENTITY boxv SDATA "[boxv ]"--vertical line-->
+<!ENTITY boxur SDATA "[boxur ]"--upper right quadrant-->
+<!ENTITY boxul SDATA "[boxul ]"--upper left quadrant-->
+<!ENTITY boxdl SDATA "[boxdl ]"--lower left quadrant-->
+<!ENTITY boxdr SDATA "[boxdr ]"--lower right quadrant-->
+<!ENTITY boxvr SDATA "[boxvr ]"--upper and lower right quadrants-->
+<!ENTITY boxhu SDATA "[boxhu ]"--upper left and right quadrants-->
+<!ENTITY boxvl SDATA "[boxvl ]"--upper and lower left quadrants-->
+<!ENTITY boxhd SDATA "[boxhd ]"--lower left and right quadrants-->
+<!ENTITY boxvh SDATA "[boxvh ]"--all four quadrants-->
+<!ENTITY boxvR SDATA "[boxvR ]"--upper and lower right quadrants-->
+<!ENTITY boxhU SDATA "[boxhU ]"--upper left and right quadrants-->
+<!ENTITY boxvL SDATA "[boxvL ]"--upper and lower left quadrants-->
+<!ENTITY boxhD SDATA "[boxhD ]"--lower left and right quadrants-->
+<!ENTITY boxvH SDATA "[boxvH ]"--all four quadrants-->
+<!ENTITY boxH SDATA "[boxH ]"--horizontal line-->
+<!ENTITY boxV SDATA "[boxV ]"--vertical line-->
+<!ENTITY boxUR SDATA "[boxUR ]"--upper right quadrant-->
+<!ENTITY boxUL SDATA "[boxUL ]"--upper left quadrant-->
+<!ENTITY boxDL SDATA "[boxDL ]"--lower left quadrant-->
+<!ENTITY boxDR SDATA "[boxDR ]"--lower right quadrant-->
+<!ENTITY boxVR SDATA "[boxVR ]"--upper and lower right quadrants-->
+<!ENTITY boxHU SDATA "[boxHU ]"--upper left and right quadrants-->
+<!ENTITY boxVL SDATA "[boxVL ]"--upper and lower left quadrants-->
+<!ENTITY boxHD SDATA "[boxHD ]"--lower left and right quadrants-->
+<!ENTITY boxVH SDATA "[boxVH ]"--all four quadrants-->
+<!ENTITY boxVr SDATA "[boxVr ]"--upper and lower right quadrants-->
+<!ENTITY boxHu SDATA "[boxHu ]"--upper left and right quadrants-->
+<!ENTITY boxVl SDATA "[boxVl ]"--upper and lower left quadrants-->
+<!ENTITY boxHd SDATA "[boxHd ]"--lower left and right quadrants-->
+<!ENTITY boxVh SDATA "[boxVh ]"--all four quadrants-->
+<!ENTITY boxuR SDATA "[boxuR ]"--upper right quadrant-->
+<!ENTITY boxUl SDATA "[boxUl ]"--upper left quadrant-->
+<!ENTITY boxdL SDATA "[boxdL ]"--lower left quadrant-->
+<!ENTITY boxDr SDATA "[boxDr ]"--lower right quadrant-->
+<!ENTITY boxUr SDATA "[boxUr ]"--upper right quadrant-->
+<!ENTITY boxuL SDATA "[boxuL ]"--upper left quadrant-->
+<!ENTITY boxDl SDATA "[boxDl ]"--lower left quadrant-->
+<!ENTITY boxdR SDATA "[boxdR ]"--lower right quadrant-->
diff --git a/docs/docbook/dbsgml/ent/ISOcyr1 b/docs/docbook/dbsgml/ent/ISOcyr1
new file mode 100644
index 0000000000..97b961b1f0
--- /dev/null
+++ b/docs/docbook/dbsgml/ent/ISOcyr1
@@ -0,0 +1,77 @@
+<!-- (C) International Organization for Standardization 1986
+ Permission to copy in any form is granted for use with
+ conforming SGML systems and applications as defined in
+ ISO 8879, provided this notice is included in all copies.
+-->
+<!-- Character entity set. Typical invocation:
+ <!ENTITY % ISOcyr1 PUBLIC
+ "ISO 8879:1986//ENTITIES Russian Cyrillic//EN">
+ %ISOcyr1;
+-->
+<!ENTITY acy SDATA "[acy ]"--=small a, Cyrillic-->
+<!ENTITY Acy SDATA "[Acy ]"--=capital A, Cyrillic-->
+<!ENTITY bcy SDATA "[bcy ]"--=small be, Cyrillic-->
+<!ENTITY Bcy SDATA "[Bcy ]"--=capital BE, Cyrillic-->
+<!ENTITY vcy SDATA "[vcy ]"--=small ve, Cyrillic-->
+<!ENTITY Vcy SDATA "[Vcy ]"--=capital VE, Cyrillic-->
+<!ENTITY gcy SDATA "[gcy ]"--=small ghe, Cyrillic-->
+<!ENTITY Gcy SDATA "[Gcy ]"--=capital GHE, Cyrillic-->
+<!ENTITY dcy SDATA "[dcy ]"--=small de, Cyrillic-->
+<!ENTITY Dcy SDATA "[Dcy ]"--=capital DE, Cyrillic-->
+<!ENTITY iecy SDATA "[iecy ]"--=small ie, Cyrillic-->
+<!ENTITY IEcy SDATA "[IEcy ]"--=capital IE, Cyrillic-->
+<!ENTITY iocy SDATA "[iocy ]"--=small io, Russian-->
+<!ENTITY IOcy SDATA "[IOcy ]"--=capital IO, Russian-->
+<!ENTITY zhcy SDATA "[zhcy ]"--=small zhe, Cyrillic-->
+<!ENTITY ZHcy SDATA "[ZHcy ]"--=capital ZHE, Cyrillic-->
+<!ENTITY zcy SDATA "[zcy ]"--=small ze, Cyrillic-->
+<!ENTITY Zcy SDATA "[Zcy ]"--=capital ZE, Cyrillic-->
+<!ENTITY icy SDATA "[icy ]"--=small i, Cyrillic-->
+<!ENTITY Icy SDATA "[Icy ]"--=capital I, Cyrillic-->
+<!ENTITY jcy SDATA "[jcy ]"--=small short i, Cyrillic-->
+<!ENTITY Jcy SDATA "[Jcy ]"--=capital short I, Cyrillic-->
+<!ENTITY kcy SDATA "[kcy ]"--=small ka, Cyrillic-->
+<!ENTITY Kcy SDATA "[Kcy ]"--=capital KA, Cyrillic-->
+<!ENTITY lcy SDATA "[lcy ]"--=small el, Cyrillic-->
+<!ENTITY Lcy SDATA "[Lcy ]"--=capital EL, Cyrillic-->
+<!ENTITY mcy SDATA "[mcy ]"--=small em, Cyrillic-->
+<!ENTITY Mcy SDATA "[Mcy ]"--=capital EM, Cyrillic-->
+<!ENTITY ncy SDATA "[ncy ]"--=small en, Cyrillic-->
+<!ENTITY Ncy SDATA "[Ncy ]"--=capital EN, Cyrillic-->
+<!ENTITY ocy SDATA "[ocy ]"--=small o, Cyrillic-->
+<!ENTITY Ocy SDATA "[Ocy ]"--=capital O, Cyrillic-->
+<!ENTITY pcy SDATA "[pcy ]"--=small pe, Cyrillic-->
+<!ENTITY Pcy SDATA "[Pcy ]"--=capital PE, Cyrillic-->
+<!ENTITY rcy SDATA "[rcy ]"--=small er, Cyrillic-->
+<!ENTITY Rcy SDATA "[Rcy ]"--=capital ER, Cyrillic-->
+<!ENTITY scy SDATA "[scy ]"--=small es, Cyrillic-->
+<!ENTITY Scy SDATA "[Scy ]"--=capital ES, Cyrillic-->
+<!ENTITY tcy SDATA "[tcy ]"--=small te, Cyrillic-->
+<!ENTITY Tcy SDATA "[Tcy ]"--=capital TE, Cyrillic-->
+<!ENTITY ucy SDATA "[ucy ]"--=small u, Cyrillic-->
+<!ENTITY Ucy SDATA "[Ucy ]"--=capital U, Cyrillic-->
+<!ENTITY fcy SDATA "[fcy ]"--=small ef, Cyrillic-->
+<!ENTITY Fcy SDATA "[Fcy ]"--=capital EF, Cyrillic-->
+<!ENTITY khcy SDATA "[khcy ]"--=small ha, Cyrillic-->
+<!ENTITY KHcy SDATA "[KHcy ]"--=capital HA, Cyrillic-->
+<!ENTITY tscy SDATA "[tscy ]"--=small tse, Cyrillic-->
+<!ENTITY TScy SDATA "[TScy ]"--=capital TSE, Cyrillic-->
+<!ENTITY chcy SDATA "[chcy ]"--=small che, Cyrillic-->
+<!ENTITY CHcy SDATA "[CHcy ]"--=capital CHE, Cyrillic-->
+<!ENTITY shcy SDATA "[shcy ]"--=small sha, Cyrillic-->
+<!ENTITY SHcy SDATA "[SHcy ]"--=capital SHA, Cyrillic-->
+<!ENTITY shchcy SDATA "[shchcy]"--=small shcha, Cyrillic-->
+<!ENTITY SHCHcy SDATA "[SHCHcy]"--=capital SHCHA, Cyrillic-->
+<!ENTITY hardcy SDATA "[hardcy]"--=small hard sign, Cyrillic-->
+<!ENTITY HARDcy SDATA "[HARDcy]"--=capital HARD sign, Cyrillic-->
+<!ENTITY ycy SDATA "[ycy ]"--=small yeru, Cyrillic-->
+<!ENTITY Ycy SDATA "[Ycy ]"--=capital YERU, Cyrillic-->
+<!ENTITY softcy SDATA "[softcy]"--=small soft sign, Cyrillic-->
+<!ENTITY SOFTcy SDATA "[SOFTcy]"--=capital SOFT sign, Cyrillic-->
+<!ENTITY ecy SDATA "[ecy ]"--=small e, Cyrillic-->
+<!ENTITY Ecy SDATA "[Ecy ]"--=capital E, Cyrillic-->
+<!ENTITY yucy SDATA "[yucy ]"--=small yu, Cyrillic-->
+<!ENTITY YUcy SDATA "[YUcy ]"--=capital YU, Cyrillic-->
+<!ENTITY yacy SDATA "[yacy ]"--=small ya, Cyrillic-->
+<!ENTITY YAcy SDATA "[YAcy ]"--=capital YA, Cyrillic-->
+<!ENTITY numero SDATA "[numero]"--=numero sign-->
diff --git a/docs/docbook/dbsgml/ent/ISOcyr2 b/docs/docbook/dbsgml/ent/ISOcyr2
new file mode 100644
index 0000000000..480b01c1df
--- /dev/null
+++ b/docs/docbook/dbsgml/ent/ISOcyr2
@@ -0,0 +1,36 @@
+<!-- (C) International Organization for Standardization 1986
+ Permission to copy in any form is granted for use with
+ conforming SGML systems and applications as defined in
+ ISO 8879, provided this notice is included in all copies.
+-->
+<!-- Character entity set. Typical invocation:
+ <!ENTITY % ISOcyr2 PUBLIC
+ "ISO 8879:1986//ENTITIES Non-Russian Cyrillic//EN">
+ %ISOcyr2;
+-->
+<!ENTITY djcy SDATA "[djcy ]"--=small dje, Serbian-->
+<!ENTITY DJcy SDATA "[DJcy ]"--=capital DJE, Serbian-->
+<!ENTITY gjcy SDATA "[gjcy ]"--=small gje, Macedonian-->
+<!ENTITY GJcy SDATA "[GJcy ]"--=capital GJE Macedonian-->
+<!ENTITY jukcy SDATA "[jukcy ]"--=small je, Ukrainian-->
+<!ENTITY Jukcy SDATA "[Jukcy ]"--=capital JE, Ukrainian-->
+<!ENTITY dscy SDATA "[dscy ]"--=small dse, Macedonian-->
+<!ENTITY DScy SDATA "[DScy ]"--=capital DSE, Macedonian-->
+<!ENTITY iukcy SDATA "[iukcy ]"--=small i, Ukrainian-->
+<!ENTITY Iukcy SDATA "[Iukcy ]"--=capital I, Ukrainian-->
+<!ENTITY yicy SDATA "[yicy ]"--=small yi, Ukrainian-->
+<!ENTITY YIcy SDATA "[YIcy ]"--=capital YI, Ukrainian-->
+<!ENTITY jsercy SDATA "[jsercy]"--=small je, Serbian-->
+<!ENTITY Jsercy SDATA "[Jsercy]"--=capital JE, Serbian-->
+<!ENTITY ljcy SDATA "[ljcy ]"--=small lje, Serbian-->
+<!ENTITY LJcy SDATA "[LJcy ]"--=capital LJE, Serbian-->
+<!ENTITY njcy SDATA "[njcy ]"--=small nje, Serbian-->
+<!ENTITY NJcy SDATA "[NJcy ]"--=capital NJE, Serbian-->
+<!ENTITY tshcy SDATA "[tshcy ]"--=small tshe, Serbian-->
+<!ENTITY TSHcy SDATA "[TSHcy ]"--=capital TSHE, Serbian-->
+<!ENTITY kjcy SDATA "[kjcy ]"--=small kje Macedonian-->
+<!ENTITY KJcy SDATA "[KJcy ]"--=capital KJE, Macedonian-->
+<!ENTITY ubrcy SDATA "[ubrcy ]"--=small u, Byelorussian-->
+<!ENTITY Ubrcy SDATA "[Ubrcy ]"--=capital U, Byelorussian-->
+<!ENTITY dzcy SDATA "[dzcy ]"--=small dze, Serbian-->
+<!ENTITY DZcy SDATA "[DZcy ]"--=capital dze, Serbian-->
diff --git a/docs/docbook/dbsgml/ent/ISOdia b/docs/docbook/dbsgml/ent/ISOdia
new file mode 100644
index 0000000000..3b6f98d6ba
--- /dev/null
+++ b/docs/docbook/dbsgml/ent/ISOdia
@@ -0,0 +1,24 @@
+<!-- (C) International Organization for Standardization 1986
+ Permission to copy in any form is granted for use with
+ conforming SGML systems and applications as defined in
+ ISO 8879, provided this notice is included in all copies.
+-->
+<!-- Character entity set. Typical invocation:
+ <!ENTITY % ISOdia PUBLIC
+ "ISO 8879:1986//ENTITIES Diacritical Marks//EN">
+ %ISOdia;
+-->
+<!ENTITY acute SDATA "[acute ]"--=acute accent-->
+<!ENTITY breve SDATA "[breve ]"--=breve-->
+<!ENTITY caron SDATA "[caron ]"--=caron-->
+<!ENTITY cedil SDATA "[cedil ]"--=cedilla-->
+<!ENTITY circ SDATA "[circ ]"--=circumflex accent-->
+<!ENTITY dblac SDATA "[dblac ]"--=double acute accent-->
+<!ENTITY die SDATA "[die ]"--=dieresis-->
+<!ENTITY dot SDATA "[dot ]"--=dot above-->
+<!ENTITY grave SDATA "[grave ]"--=grave accent-->
+<!ENTITY macr SDATA "[macr ]"--=macron-->
+<!ENTITY ogon SDATA "[ogon ]"--=ogonek-->
+<!ENTITY ring SDATA "[ring ]"--=ring-->
+<!ENTITY tilde SDATA "[tilde ]"--=tilde-->
+<!ENTITY uml SDATA "[uml ]"--=umlaut mark-->
diff --git a/docs/docbook/dbsgml/ent/ISOgrk1 b/docs/docbook/dbsgml/ent/ISOgrk1
new file mode 100644
index 0000000000..dea16bf8ef
--- /dev/null
+++ b/docs/docbook/dbsgml/ent/ISOgrk1
@@ -0,0 +1,59 @@
+<!-- (C) International Organization for Standardization 1986
+ Permission to copy in any form is granted for use with
+ conforming SGML systems and applications as defined in
+ ISO 8879, provided this notice is included in all copies.
+-->
+<!-- Character entity set. Typical invocation:
+ <!ENTITY % ISOgrk1 PUBLIC
+ "ISO 8879:1986//ENTITIES Greek Letters//EN">
+ %ISOgrk1;
+-->
+<!ENTITY agr SDATA "[agr ]"--=small alpha, Greek-->
+<!ENTITY Agr SDATA "[Agr ]"--=capital Alpha, Greek-->
+<!ENTITY bgr SDATA "[bgr ]"--=small beta, Greek-->
+<!ENTITY Bgr SDATA "[Bgr ]"--=capital Beta, Greek-->
+<!ENTITY ggr SDATA "[ggr ]"--=small gamma, Greek-->
+<!ENTITY Ggr SDATA "[Ggr ]"--=capital Gamma, Greek-->
+<!ENTITY dgr SDATA "[dgr ]"--=small delta, Greek-->
+<!ENTITY Dgr SDATA "[Dgr ]"--=capital Delta, Greek-->
+<!ENTITY egr SDATA "[egr ]"--=small epsilon, Greek-->
+<!ENTITY Egr SDATA "[Egr ]"--=capital Epsilon, Greek-->
+<!ENTITY zgr SDATA "[zgr ]"--=small zeta, Greek-->
+<!ENTITY Zgr SDATA "[Zgr ]"--=capital Zeta, Greek-->
+<!ENTITY eegr SDATA "[eegr ]"--=small eta, Greek-->
+<!ENTITY EEgr SDATA "[EEgr ]"--=capital Eta, Greek-->
+<!ENTITY thgr SDATA "[thgr ]"--=small theta, Greek-->
+<!ENTITY THgr SDATA "[THgr ]"--=capital Theta, Greek-->
+<!ENTITY igr SDATA "[igr ]"--=small iota, Greek-->
+<!ENTITY Igr SDATA "[Igr ]"--=capital Iota, Greek-->
+<!ENTITY kgr SDATA "[kgr ]"--=small kappa, Greek-->
+<!ENTITY Kgr SDATA "[Kgr ]"--=capital Kappa, Greek-->
+<!ENTITY lgr SDATA "[lgr ]"--=small lambda, Greek-->
+<!ENTITY Lgr SDATA "[Lgr ]"--=capital Lambda, Greek-->
+<!ENTITY mgr SDATA "[mgr ]"--=small mu, Greek-->
+<!ENTITY Mgr SDATA "[Mgr ]"--=capital Mu, Greek-->
+<!ENTITY ngr SDATA "[ngr ]"--=small nu, Greek-->
+<!ENTITY Ngr SDATA "[Ngr ]"--=capital Nu, Greek-->
+<!ENTITY xgr SDATA "[xgr ]"--=small xi, Greek-->
+<!ENTITY Xgr SDATA "[Xgr ]"--=capital Xi, Greek-->
+<!ENTITY ogr SDATA "[ogr ]"--=small omicron, Greek-->
+<!ENTITY Ogr SDATA "[Ogr ]"--=capital Omicron, Greek-->
+<!ENTITY pgr SDATA "[pgr ]"--=small pi, Greek-->
+<!ENTITY Pgr SDATA "[Pgr ]"--=capital Pi, Greek-->
+<!ENTITY rgr SDATA "[rgr ]"--=small rho, Greek-->
+<!ENTITY Rgr SDATA "[Rgr ]"--=capital Rho, Greek-->
+<!ENTITY sgr SDATA "[sgr ]"--=small sigma, Greek-->
+<!ENTITY Sgr SDATA "[Sgr ]"--=capital Sigma, Greek-->
+<!ENTITY sfgr SDATA "[sfgr ]"--=final small sigma, Greek-->
+<!ENTITY tgr SDATA "[tgr ]"--=small tau, Greek-->
+<!ENTITY Tgr SDATA "[Tgr ]"--=capital Tau, Greek-->
+<!ENTITY ugr SDATA "[ugr ]"--=small upsilon, Greek-->
+<!ENTITY Ugr SDATA "[Ugr ]"--=capital Upsilon, Greek-->
+<!ENTITY phgr SDATA "[phgr ]"--=small phi, Greek-->
+<!ENTITY PHgr SDATA "[PHgr ]"--=capital Phi, Greek-->
+<!ENTITY khgr SDATA "[khgr ]"--=small chi, Greek-->
+<!ENTITY KHgr SDATA "[KHgr ]"--=capital Chi, Greek-->
+<!ENTITY psgr SDATA "[psgr ]"--=small psi, Greek-->
+<!ENTITY PSgr SDATA "[PSgr ]"--=capital Psi, Greek-->
+<!ENTITY ohgr SDATA "[ohgr ]"--=small omega, Greek-->
+<!ENTITY OHgr SDATA "[OHgr ]"--=capital Omega, Greek-->
diff --git a/docs/docbook/dbsgml/ent/ISOgrk2 b/docs/docbook/dbsgml/ent/ISOgrk2
new file mode 100644
index 0000000000..657bb99935
--- /dev/null
+++ b/docs/docbook/dbsgml/ent/ISOgrk2
@@ -0,0 +1,30 @@
+<!-- (C) International Organization for Standardization 1986
+ Permission to copy in any form is granted for use with
+ conforming SGML systems and applications as defined in
+ ISO 8879, provided this notice is included in all copies.
+-->
+<!-- Character entity set. Typical invocation:
+ <!ENTITY % ISOgrk2 PUBLIC
+ "ISO 8879:1986//ENTITIES Monotoniko Greek//EN">
+ %ISOgrk2;
+-->
+<!ENTITY aacgr SDATA "[aacgr ]"--=small alpha, accent, Greek-->
+<!ENTITY Aacgr SDATA "[Aacgr ]"--=capital Alpha, accent, Greek-->
+<!ENTITY eacgr SDATA "[eacgr ]"--=small epsilon, accent, Greek-->
+<!ENTITY Eacgr SDATA "[Eacgr ]"--=capital Epsilon, accent, Greek-->
+<!ENTITY eeacgr SDATA "[eeacgr]"--=small eta, accent, Greek-->
+<!ENTITY EEacgr SDATA "[EEacgr]"--=capital Eta, accent, Greek-->
+<!ENTITY idigr SDATA "[idigr ]"--=small iota, dieresis, Greek-->
+<!ENTITY Idigr SDATA "[Idigr ]"--=capital Iota, dieresis, Greek-->
+<!ENTITY iacgr SDATA "[iacgr ]"--=small iota, accent, Greek-->
+<!ENTITY Iacgr SDATA "[Iacgr ]"--=capital Iota, accent, Greek-->
+<!ENTITY idiagr SDATA "[idiagr]"--=small iota, dieresis, accent, Greek-->
+<!ENTITY oacgr SDATA "[oacgr ]"--=small omicron, accent, Greek-->
+<!ENTITY Oacgr SDATA "[Oacgr ]"--=capital Omicron, accent, Greek-->
+<!ENTITY udigr SDATA "[udigr ]"--=small upsilon, dieresis, Greek-->
+<!ENTITY Udigr SDATA "[Udigr ]"--=capital Upsilon, dieresis, Greek-->
+<!ENTITY uacgr SDATA "[uacgr ]"--=small upsilon, accent, Greek-->
+<!ENTITY Uacgr SDATA "[Uacgr ]"--=capital Upsilon, accent, Greek-->
+<!ENTITY udiagr SDATA "[udiagr]"--=small upsilon, dieresis, accent, Greek-->
+<!ENTITY ohacgr SDATA "[ohacgr]"--=small omega, accent, Greek-->
+<!ENTITY OHacgr SDATA "[OHacgr]"--=capital Omega, accent, Greek-->
diff --git a/docs/docbook/dbsgml/ent/ISOgrk3 b/docs/docbook/dbsgml/ent/ISOgrk3
new file mode 100644
index 0000000000..f76c3a084f
--- /dev/null
+++ b/docs/docbook/dbsgml/ent/ISOgrk3
@@ -0,0 +1,53 @@
+<!-- (C) International Organization for Standardization 1986
+ Permission to copy in any form is granted for use with
+ conforming SGML systems and applications as defined in
+ ISO 8879, provided this notice is included in all copies.
+-->
+<!-- Character entity set. Typical invocation:
+ <!ENTITY % ISOgrk3 PUBLIC
+ "ISO 8879:1986//ENTITIES Greek Symbols//EN">
+ %ISOgrk3;
+-->
+<!ENTITY alpha SDATA "[alpha ]"--=small alpha, Greek-->
+<!ENTITY beta SDATA "[beta ]"--=small beta, Greek-->
+<!ENTITY gamma SDATA "[gamma ]"--=small gamma, Greek-->
+<!ENTITY Gamma SDATA "[Gamma ]"--=capital Gamma, Greek-->
+<!ENTITY gammad SDATA "[gammad]"--/digamma-->
+<!ENTITY delta SDATA "[delta ]"--=small delta, Greek-->
+<!ENTITY Delta SDATA "[Delta ]"--=capital Delta, Greek-->
+<!ENTITY epsi SDATA "[epsi ]"--=small epsilon, Greek-->
+<!ENTITY epsiv SDATA "[epsiv ]"--/varepsilon-->
+<!ENTITY epsis SDATA "[epsis ]"--/straightepsilon-->
+<!ENTITY zeta SDATA "[zeta ]"--=small zeta, Greek-->
+<!ENTITY eta SDATA "[eta ]"--=small eta, Greek-->
+<!ENTITY thetas SDATA "[thetas]"--straight theta-->
+<!ENTITY Theta SDATA "[Theta ]"--=capital Theta, Greek-->
+<!ENTITY thetav SDATA "[thetav]"--/vartheta - curly or open theta-->
+<!ENTITY iota SDATA "[iota ]"--=small iota, Greek-->
+<!ENTITY kappa SDATA "[kappa ]"--=small kappa, Greek-->
+<!ENTITY kappav SDATA "[kappav]"--/varkappa-->
+<!ENTITY lambda SDATA "[lambda]"--=small lambda, Greek-->
+<!ENTITY Lambda SDATA "[Lambda]"--=capital Lambda, Greek-->
+<!ENTITY mu SDATA "[mu ]"--=small mu, Greek-->
+<!ENTITY nu SDATA "[nu ]"--=small nu, Greek-->
+<!ENTITY xi SDATA "[xi ]"--=small xi, Greek-->
+<!ENTITY Xi SDATA "[Xi ]"--=capital Xi, Greek-->
+<!ENTITY pi SDATA "[pi ]"--=small pi, Greek-->
+<!ENTITY piv SDATA "[piv ]"--/varpi-->
+<!ENTITY Pi SDATA "[Pi ]"--=capital Pi, Greek-->
+<!ENTITY rho SDATA "[rho ]"--=small rho, Greek-->
+<!ENTITY rhov SDATA "[rhov ]"--/varrho-->
+<!ENTITY sigma SDATA "[sigma ]"--=small sigma, Greek-->
+<!ENTITY Sigma SDATA "[Sigma ]"--=capital Sigma, Greek-->
+<!ENTITY sigmav SDATA "[sigmav]"--/varsigma-->
+<!ENTITY tau SDATA "[tau ]"--=small tau, Greek-->
+<!ENTITY upsi SDATA "[upsi ]"--=small upsilon, Greek-->
+<!ENTITY Upsi SDATA "[Upsi ]"--=capital Upsilon, Greek-->
+<!ENTITY phis SDATA "[phis ]"--/straightphi - straight phi-->
+<!ENTITY Phi SDATA "[Phi ]"--=capital Phi, Greek-->
+<!ENTITY phiv SDATA "[phiv ]"--/varphi - curly or open phi-->
+<!ENTITY chi SDATA "[chi ]"--=small chi, Greek-->
+<!ENTITY psi SDATA "[psi ]"--=small psi, Greek-->
+<!ENTITY Psi SDATA "[Psi ]"--=capital Psi, Greek-->
+<!ENTITY omega SDATA "[omega ]"--=small omega, Greek-->
+<!ENTITY Omega SDATA "[Omega ]"--=capital Omega, Greek-->
diff --git a/docs/docbook/dbsgml/ent/ISOgrk4 b/docs/docbook/dbsgml/ent/ISOgrk4
new file mode 100644
index 0000000000..e4427a0cb5
--- /dev/null
+++ b/docs/docbook/dbsgml/ent/ISOgrk4
@@ -0,0 +1,53 @@
+<!-- (C) International Organization for Standardization 1986
+ Permission to copy in any form is granted for use with
+ conforming SGML systems and applications as defined in
+ ISO 8879, provided this notice is included in all copies.
+-->
+<!-- Character entity set. Typical invocation:
+ <!ENTITY % ISOgrk4 PUBLIC
+ "ISO 8879:1986//ENTITIES Alternative Greek Symbols//EN">
+ %ISOgrk4;
+-->
+<!ENTITY b.alpha SDATA "[b.alpha ]"--=small alpha, Greek-->
+<!ENTITY b.beta SDATA "[b.beta ]"--=small beta, Greek-->
+<!ENTITY b.gamma SDATA "[b.gamma ]"--=small gamma, Greek-->
+<!ENTITY b.Gamma SDATA "[b.Gamma ]"--=capital Gamma, Greek-->
+<!ENTITY b.gammad SDATA "[b.gammad]"--/digamma-->
+<!ENTITY b.delta SDATA "[b.delta ]"--=small delta, Greek-->
+<!ENTITY b.Delta SDATA "[b.Delta ]"--=capital Delta, Greek-->
+<!ENTITY b.epsi SDATA "[b.epsi ]"--=small epsilon, Greek-->
+<!ENTITY b.epsiv SDATA "[b.epsiv ]"--/varepsilon-->
+<!ENTITY b.epsis SDATA "[b.epsis ]"--/straightepsilon-->
+<!ENTITY b.zeta SDATA "[b.zeta ]"--=small zeta, Greek-->
+<!ENTITY b.eta SDATA "[b.eta ]"--=small eta, Greek-->
+<!ENTITY b.thetas SDATA "[b.thetas]"--straight theta-->
+<!ENTITY b.Theta SDATA "[b.Theta ]"--=capital Theta, Greek-->
+<!ENTITY b.thetav SDATA "[b.thetav]"--/vartheta - curly or open theta-->
+<!ENTITY b.iota SDATA "[b.iota ]"--=small iota, Greek-->
+<!ENTITY b.kappa SDATA "[b.kappa ]"--=small kappa, Greek-->
+<!ENTITY b.kappav SDATA "[b.kappav]"--/varkappa-->
+<!ENTITY b.lambda SDATA "[b.lambda]"--=small lambda, Greek-->
+<!ENTITY b.Lambda SDATA "[b.Lambda]"--=capital Lambda, Greek-->
+<!ENTITY b.mu SDATA "[b.mu ]"--=small mu, Greek-->
+<!ENTITY b.nu SDATA "[b.nu ]"--=small nu, Greek-->
+<!ENTITY b.xi SDATA "[b.xi ]"--=small xi, Greek-->
+<!ENTITY b.Xi SDATA "[b.Xi ]"--=capital Xi, Greek-->
+<!ENTITY b.pi SDATA "[b.pi ]"--=small pi, Greek-->
+<!ENTITY b.Pi SDATA "[b.Pi ]"--=capital Pi, Greek-->
+<!ENTITY b.piv SDATA "[b.piv ]"--/varpi-->
+<!ENTITY b.rho SDATA "[b.rho ]"--=small rho, Greek-->
+<!ENTITY b.rhov SDATA "[b.rhov ]"--/varrho-->
+<!ENTITY b.sigma SDATA "[b.sigma ]"--=small sigma, Greek-->
+<!ENTITY b.Sigma SDATA "[b.Sigma ]"--=capital Sigma, Greek-->
+<!ENTITY b.sigmav SDATA "[b.sigmav]"--/varsigma-->
+<!ENTITY b.tau SDATA "[b.tau ]"--=small tau, Greek-->
+<!ENTITY b.upsi SDATA "[b.upsi ]"--=small upsilon, Greek-->
+<!ENTITY b.Upsi SDATA "[b.Upsi ]"--=capital Upsilon, Greek-->
+<!ENTITY b.phis SDATA "[b.phis ]"--/straightphi - straight phi-->
+<!ENTITY b.Phi SDATA "[b.Phi ]"--=capital Phi, Greek-->
+<!ENTITY b.phiv SDATA "[b.phiv ]"--/varphi - curly or open phi-->
+<!ENTITY b.chi SDATA "[b.chi ]"--=small chi, Greek-->
+<!ENTITY b.psi SDATA "[b.psi ]"--=small psi, Greek-->
+<!ENTITY b.Psi SDATA "[b.Psi ]"--=capital Psi, Greek-->
+<!ENTITY b.omega SDATA "[b.omega ]"--=small omega, Greek-->
+<!ENTITY b.Omega SDATA "[b.Omega ]"--=capital Omega, Greek-->
diff --git a/docs/docbook/dbsgml/ent/ISOlat1 b/docs/docbook/dbsgml/ent/ISOlat1
new file mode 100644
index 0000000000..0d7d0a7d93
--- /dev/null
+++ b/docs/docbook/dbsgml/ent/ISOlat1
@@ -0,0 +1,72 @@
+<!-- (C) International Organization for Standardization 1986
+ Permission to copy in any form is granted for use with
+ conforming SGML systems and applications as defined in
+ ISO 8879, provided this notice is included in all copies.
+-->
+<!-- Character entity set. Typical invocation:
+ <!ENTITY % ISOlat1 PUBLIC
+ "ISO 8879:1986//ENTITIES Added Latin 1//EN">
+ %ISOlat1;
+-->
+<!ENTITY aacute SDATA "[aacute]"--=small a, acute accent-->
+<!ENTITY Aacute SDATA "[Aacute]"--=capital A, acute accent-->
+<!ENTITY acirc SDATA "[acirc ]"--=small a, circumflex accent-->
+<!ENTITY Acirc SDATA "[Acirc ]"--=capital A, circumflex accent-->
+<!ENTITY agrave SDATA "[agrave]"--=small a, grave accent-->
+<!ENTITY Agrave SDATA "[Agrave]"--=capital A, grave accent-->
+<!ENTITY aring SDATA "[aring ]"--=small a, ring-->
+<!ENTITY Aring SDATA "[Aring ]"--=capital A, ring-->
+<!ENTITY atilde SDATA "[atilde]"--=small a, tilde-->
+<!ENTITY Atilde SDATA "[Atilde]"--=capital A, tilde-->
+<!ENTITY auml SDATA "[auml ]"--=small a, dieresis or umlaut mark-->
+<!ENTITY Auml SDATA "[Auml ]"--=capital A, dieresis or umlaut mark-->
+<!ENTITY aelig SDATA "[aelig ]"--=small ae diphthong (ligature)-->
+<!ENTITY AElig SDATA "[AElig ]"--=capital AE diphthong (ligature)-->
+<!ENTITY ccedil SDATA "[ccedil]"--=small c, cedilla-->
+<!ENTITY Ccedil SDATA "[Ccedil]"--=capital C, cedilla-->
+<!ENTITY eth SDATA "[eth ]"--=small eth, Icelandic-->
+<!ENTITY ETH SDATA "[ETH ]"--=capital Eth, Icelandic-->
+<!ENTITY eacute SDATA "[eacute]"--=small e, acute accent-->
+<!ENTITY Eacute SDATA "[Eacute]"--=capital E, acute accent-->
+<!ENTITY ecirc SDATA "[ecirc ]"--=small e, circumflex accent-->
+<!ENTITY Ecirc SDATA "[Ecirc ]"--=capital E, circumflex accent-->
+<!ENTITY egrave SDATA "[egrave]"--=small e, grave accent-->
+<!ENTITY Egrave SDATA "[Egrave]"--=capital E, grave accent-->
+<!ENTITY euml SDATA "[euml ]"--=small e, dieresis or umlaut mark-->
+<!ENTITY Euml SDATA "[Euml ]"--=capital E, dieresis or umlaut mark-->
+<!ENTITY iacute SDATA "[iacute]"--=small i, acute accent-->
+<!ENTITY Iacute SDATA "[Iacute]"--=capital I, acute accent-->
+<!ENTITY icirc SDATA "[icirc ]"--=small i, circumflex accent-->
+<!ENTITY Icirc SDATA "[Icirc ]"--=capital I, circumflex accent-->
+<!ENTITY igrave SDATA "[igrave]"--=small i, grave accent-->
+<!ENTITY Igrave SDATA "[Igrave]"--=capital I, grave accent-->
+<!ENTITY iuml SDATA "[iuml ]"--=small i, dieresis or umlaut mark-->
+<!ENTITY Iuml SDATA "[Iuml ]"--=capital I, dieresis or umlaut mark-->
+<!ENTITY ntilde SDATA "[ntilde]"--=small n, tilde-->
+<!ENTITY Ntilde SDATA "[Ntilde]"--=capital N, tilde-->
+<!ENTITY oacute SDATA "[oacute]"--=small o, acute accent-->
+<!ENTITY Oacute SDATA "[Oacute]"--=capital O, acute accent-->
+<!ENTITY ocirc SDATA "[ocirc ]"--=small o, circumflex accent-->
+<!ENTITY Ocirc SDATA "[Ocirc ]"--=capital O, circumflex accent-->
+<!ENTITY ograve SDATA "[ograve]"--=small o, grave accent-->
+<!ENTITY Ograve SDATA "[Ograve]"--=capital O, grave accent-->
+<!ENTITY oslash SDATA "[oslash]"--=small o, slash-->
+<!ENTITY Oslash SDATA "[Oslash]"--=capital O, slash-->
+<!ENTITY otilde SDATA "[otilde]"--=small o, tilde-->
+<!ENTITY Otilde SDATA "[Otilde]"--=capital O, tilde-->
+<!ENTITY ouml SDATA "[ouml ]"--=small o, dieresis or umlaut mark-->
+<!ENTITY Ouml SDATA "[Ouml ]"--=capital O, dieresis or umlaut mark-->
+<!ENTITY szlig SDATA "[szlig ]"--=small sharp s, German (sz ligature)-->
+<!ENTITY thorn SDATA "[thorn ]"--=small thorn, Icelandic-->
+<!ENTITY THORN SDATA "[THORN ]"--=capital THORN, Icelandic-->
+<!ENTITY uacute SDATA "[uacute]"--=small u, acute accent-->
+<!ENTITY Uacute SDATA "[Uacute]"--=capital U, acute accent-->
+<!ENTITY ucirc SDATA "[ucirc ]"--=small u, circumflex accent-->
+<!ENTITY Ucirc SDATA "[Ucirc ]"--=capital U, circumflex accent-->
+<!ENTITY ugrave SDATA "[ugrave]"--=small u, grave accent-->
+<!ENTITY Ugrave SDATA "[Ugrave]"--=capital U, grave accent-->
+<!ENTITY uuml SDATA "[uuml ]"--=small u, dieresis or umlaut mark-->
+<!ENTITY Uuml SDATA "[Uuml ]"--=capital U, dieresis or umlaut mark-->
+<!ENTITY yacute SDATA "[yacute]"--=small y, acute accent-->
+<!ENTITY Yacute SDATA "[Yacute]"--=capital Y, acute accent-->
+<!ENTITY yuml SDATA "[yuml ]"--=small y, dieresis or umlaut mark-->
diff --git a/docs/docbook/dbsgml/ent/ISOlat2 b/docs/docbook/dbsgml/ent/ISOlat2
new file mode 100644
index 0000000000..4bcb337832
--- /dev/null
+++ b/docs/docbook/dbsgml/ent/ISOlat2
@@ -0,0 +1,131 @@
+<!-- (C) International Organization for Standardization 1986
+ Permission to copy in any form is granted for use with
+ conforming SGML systems and applications as defined in
+ ISO 8879, provided this notice is included in all copies.
+-->
+<!-- Character entity set. Typical invocation:
+ <!ENTITY % ISOlat2 PUBLIC
+ "ISO 8879:1986//ENTITIES Added Latin 2//EN">
+ %ISOlat2;
+-->
+<!ENTITY abreve SDATA "[abreve]"--=small a, breve-->
+<!ENTITY Abreve SDATA "[Abreve]"--=capital A, breve-->
+<!ENTITY amacr SDATA "[amacr ]"--=small a, macron-->
+<!ENTITY Amacr SDATA "[Amacr ]"--=capital A, macron-->
+<!ENTITY aogon SDATA "[aogon ]"--=small a, ogonek-->
+<!ENTITY Aogon SDATA "[Aogon ]"--=capital A, ogonek-->
+<!ENTITY cacute SDATA "[cacute]"--=small c, acute accent-->
+<!ENTITY Cacute SDATA "[Cacute]"--=capital C, acute accent-->
+<!ENTITY ccaron SDATA "[ccaron]"--=small c, caron-->
+<!ENTITY Ccaron SDATA "[Ccaron]"--=capital C, caron-->
+<!ENTITY ccirc SDATA "[ccirc ]"--=small c, circumflex accent-->
+<!ENTITY Ccirc SDATA "[Ccirc ]"--=capital C, circumflex accent-->
+<!ENTITY cdot SDATA "[cdot ]"--=small c, dot above-->
+<!ENTITY Cdot SDATA "[Cdot ]"--=capital C, dot above-->
+<!ENTITY dcaron SDATA "[dcaron]"--=small d, caron-->
+<!ENTITY Dcaron SDATA "[Dcaron]"--=capital D, caron-->
+<!ENTITY dstrok SDATA "[dstrok]"--=small d, stroke-->
+<!ENTITY Dstrok SDATA "[Dstrok]"--=capital D, stroke-->
+<!ENTITY ecaron SDATA "[ecaron]"--=small e, caron-->
+<!ENTITY Ecaron SDATA "[Ecaron]"--=capital E, caron-->
+<!ENTITY edot SDATA "[edot ]"--=small e, dot above-->
+<!ENTITY Edot SDATA "[Edot ]"--=capital E, dot above-->
+<!ENTITY emacr SDATA "[emacr ]"--=small e, macron-->
+<!ENTITY Emacr SDATA "[Emacr ]"--=capital E, macron-->
+<!ENTITY eogon SDATA "[eogon ]"--=small e, ogonek-->
+<!ENTITY Eogon SDATA "[Eogon ]"--=capital E, ogonek-->
+<!ENTITY gacute SDATA "[gacute]"--=small g, acute accent-->
+<!ENTITY gbreve SDATA "[gbreve]"--=small g, breve-->
+<!ENTITY Gbreve SDATA "[Gbreve]"--=capital G, breve-->
+<!ENTITY Gcedil SDATA "[Gcedil]"--=capital G, cedilla-->
+<!ENTITY gcirc SDATA "[gcirc ]"--=small g, circumflex accent-->
+<!ENTITY Gcirc SDATA "[Gcirc ]"--=capital G, circumflex accent-->
+<!ENTITY gdot SDATA "[gdot ]"--=small g, dot above-->
+<!ENTITY Gdot SDATA "[Gdot ]"--=capital G, dot above-->
+<!ENTITY hcirc SDATA "[hcirc ]"--=small h, circumflex accent-->
+<!ENTITY Hcirc SDATA "[Hcirc ]"--=capital H, circumflex accent-->
+<!ENTITY hstrok SDATA "[hstrok]"--=small h, stroke-->
+<!ENTITY Hstrok SDATA "[Hstrok]"--=capital H, stroke-->
+<!ENTITY Idot SDATA "[Idot ]"--=capital I, dot above-->
+<!ENTITY Imacr SDATA "[Imacr ]"--=capital I, macron-->
+<!ENTITY imacr SDATA "[imacr ]"--=small i, macron-->
+<!ENTITY ijlig SDATA "[ijlig ]"--=small ij ligature-->
+<!ENTITY IJlig SDATA "[IJlig ]"--=capital IJ ligature-->
+<!ENTITY inodot SDATA "[inodot]"--=small i without dot-->
+<!ENTITY iogon SDATA "[iogon ]"--=small i, ogonek-->
+<!ENTITY Iogon SDATA "[Iogon ]"--=capital I, ogonek-->
+<!ENTITY itilde SDATA "[itilde]"--=small i, tilde-->
+<!ENTITY Itilde SDATA "[Itilde]"--=capital I, tilde-->
+<!ENTITY jcirc SDATA "[jcirc ]"--=small j, circumflex accent-->
+<!ENTITY Jcirc SDATA "[Jcirc ]"--=capital J, circumflex accent-->
+<!ENTITY kcedil SDATA "[kcedil]"--=small k, cedilla-->
+<!ENTITY Kcedil SDATA "[Kcedil]"--=capital K, cedilla-->
+<!ENTITY kgreen SDATA "[kgreen]"--=small k, Greenlandic-->
+<!ENTITY lacute SDATA "[lacute]"--=small l, acute accent-->
+<!ENTITY Lacute SDATA "[Lacute]"--=capital L, acute accent-->
+<!ENTITY lcaron SDATA "[lcaron]"--=small l, caron-->
+<!ENTITY Lcaron SDATA "[Lcaron]"--=capital L, caron-->
+<!ENTITY lcedil SDATA "[lcedil]"--=small l, cedilla-->
+<!ENTITY Lcedil SDATA "[Lcedil]"--=capital L, cedilla-->
+<!ENTITY lmidot SDATA "[lmidot]"--=small l, middle dot-->
+<!ENTITY Lmidot SDATA "[Lmidot]"--=capital L, middle dot-->
+<!ENTITY lstrok SDATA "[lstrok]"--=small l, stroke-->
+<!ENTITY Lstrok SDATA "[Lstrok]"--=capital L, stroke-->
+<!ENTITY nacute SDATA "[nacute]"--=small n, acute accent-->
+<!ENTITY Nacute SDATA "[Nacute]"--=capital N, acute accent-->
+<!ENTITY eng SDATA "[eng ]"--=small eng, Lapp-->
+<!ENTITY ENG SDATA "[ENG ]"--=capital ENG, Lapp-->
+<!ENTITY napos SDATA "[napos ]"--=small n, apostrophe-->
+<!ENTITY ncaron SDATA "[ncaron]"--=small n, caron-->
+<!ENTITY Ncaron SDATA "[Ncaron]"--=capital N, caron-->
+<!ENTITY ncedil SDATA "[ncedil]"--=small n, cedilla-->
+<!ENTITY Ncedil SDATA "[Ncedil]"--=capital N, cedilla-->
+<!ENTITY odblac SDATA "[odblac]"--=small o, double acute accent-->
+<!ENTITY Odblac SDATA "[Odblac]"--=capital O, double acute accent-->
+<!ENTITY Omacr SDATA "[Omacr ]"--=capital O, macron-->
+<!ENTITY omacr SDATA "[omacr ]"--=small o, macron-->
+<!ENTITY oelig SDATA "[oelig ]"--=small oe ligature-->
+<!ENTITY OElig SDATA "[OElig ]"--=capital OE ligature-->
+<!ENTITY racute SDATA "[racute]"--=small r, acute accent-->
+<!ENTITY Racute SDATA "[Racute]"--=capital R, acute accent-->
+<!ENTITY rcaron SDATA "[rcaron]"--=small r, caron-->
+<!ENTITY Rcaron SDATA "[Rcaron]"--=capital R, caron-->
+<!ENTITY rcedil SDATA "[rcedil]"--=small r, cedilla-->
+<!ENTITY Rcedil SDATA "[Rcedil]"--=capital R, cedilla-->
+<!ENTITY sacute SDATA "[sacute]"--=small s, acute accent-->
+<!ENTITY Sacute SDATA "[Sacute]"--=capital S, acute accent-->
+<!ENTITY scaron SDATA "[scaron]"--=small s, caron-->
+<!ENTITY Scaron SDATA "[Scaron]"--=capital S, caron-->
+<!ENTITY scedil SDATA "[scedil]"--=small s, cedilla-->
+<!ENTITY Scedil SDATA "[Scedil]"--=capital S, cedilla-->
+<!ENTITY scirc SDATA "[scirc ]"--=small s, circumflex accent-->
+<!ENTITY Scirc SDATA "[Scirc ]"--=capital S, circumflex accent-->
+<!ENTITY tcaron SDATA "[tcaron]"--=small t, caron-->
+<!ENTITY Tcaron SDATA "[Tcaron]"--=capital T, caron-->
+<!ENTITY tcedil SDATA "[tcedil]"--=small t, cedilla-->
+<!ENTITY Tcedil SDATA "[Tcedil]"--=capital T, cedilla-->
+<!ENTITY tstrok SDATA "[tstrok]"--=small t, stroke-->
+<!ENTITY Tstrok SDATA "[Tstrok]"--=capital T, stroke-->
+<!ENTITY ubreve SDATA "[ubreve]"--=small u, breve-->
+<!ENTITY Ubreve SDATA "[Ubreve]"--=capital U, breve-->
+<!ENTITY udblac SDATA "[udblac]"--=small u, double acute accent-->
+<!ENTITY Udblac SDATA "[Udblac]"--=capital U, double acute accent-->
+<!ENTITY umacr SDATA "[umacr ]"--=small u, macron-->
+<!ENTITY Umacr SDATA "[Umacr ]"--=capital U, macron-->
+<!ENTITY uogon SDATA "[uogon ]"--=small u, ogonek-->
+<!ENTITY Uogon SDATA "[Uogon ]"--=capital U, ogonek-->
+<!ENTITY uring SDATA "[uring ]"--=small u, ring-->
+<!ENTITY Uring SDATA "[Uring ]"--=capital U, ring-->
+<!ENTITY utilde SDATA "[utilde]"--=small u, tilde-->
+<!ENTITY Utilde SDATA "[Utilde]"--=capital U, tilde-->
+<!ENTITY wcirc SDATA "[wcirc ]"--=small w, circumflex accent-->
+<!ENTITY Wcirc SDATA "[Wcirc ]"--=capital W, circumflex accent-->
+<!ENTITY ycirc SDATA "[ycirc ]"--=small y, circumflex accent-->
+<!ENTITY Ycirc SDATA "[Ycirc ]"--=capital Y, circumflex accent-->
+<!ENTITY Yuml SDATA "[Yuml ]"--=capital Y, dieresis or umlaut mark-->
+<!ENTITY zacute SDATA "[zacute]"--=small z, acute accent-->
+<!ENTITY Zacute SDATA "[Zacute]"--=capital Z, acute accent-->
+<!ENTITY zcaron SDATA "[zcaron]"--=small z, caron-->
+<!ENTITY Zcaron SDATA "[Zcaron]"--=capital Z, caron-->
+<!ENTITY zdot SDATA "[zdot ]"--=small z, dot above-->
+<!ENTITY Zdot SDATA "[Zdot ]"--=capital Z, dot above-->
diff --git a/docs/docbook/dbsgml/ent/ISOnum b/docs/docbook/dbsgml/ent/ISOnum
new file mode 100644
index 0000000000..d7b41c33ae
--- /dev/null
+++ b/docs/docbook/dbsgml/ent/ISOnum
@@ -0,0 +1,91 @@
+<!-- (C) International Organization for Standardization 1986
+ Permission to copy in any form is granted for use with
+ conforming SGML systems and applications as defined in
+ ISO 8879, provided this notice is included in all copies.
+-->
+<!-- Character entity set. Typical invocation:
+ <!ENTITY % ISOnum PUBLIC
+ "ISO 8879:1986//ENTITIES Numeric and Special Graphic//EN">
+ %ISOnum;
+-->
+<!ENTITY half SDATA "[half ]"--=fraction one-half-->
+<!ENTITY frac12 SDATA "[frac12]"--=fraction one-half-->
+<!ENTITY frac14 SDATA "[frac14]"--=fraction one-quarter-->
+<!ENTITY frac34 SDATA "[frac34]"--=fraction three-quarters-->
+<!ENTITY frac18 SDATA "[frac18]"--=fraction one-eighth-->
+<!ENTITY frac38 SDATA "[frac38]"--=fraction three-eighths-->
+<!ENTITY frac58 SDATA "[frac58]"--=fraction five-eighths-->
+<!ENTITY frac78 SDATA "[frac78]"--=fraction seven-eighths-->
+
+<!ENTITY sup1 SDATA "[sup1 ]"--=superscript one-->
+<!ENTITY sup2 SDATA "[sup2 ]"--=superscript two-->
+<!ENTITY sup3 SDATA "[sup3 ]"--=superscript three-->
+
+<!ENTITY plus SDATA "[plus ]"--=plus sign B:-- >
+<!ENTITY plusmn SDATA "[plusmn]"--/pm B: =plus-or-minus sign-->
+<!ENTITY lt SDATA "[lt ]"--=less-than sign R:-->
+<!ENTITY equals SDATA "[equals]"--=equals sign R:-->
+<!ENTITY gt SDATA "[gt ]"--=greater-than sign R:-->
+<!ENTITY divide SDATA "[divide]"--/div B: =divide sign-->
+<!ENTITY times SDATA "[times ]"--/times B: =multiply sign-->
+
+<!ENTITY curren SDATA "[curren]"--=general currency sign-->
+<!ENTITY pound SDATA "[pound ]"--=pound sign-->
+<!ENTITY dollar SDATA "[dollar]"--=dollar sign-->
+<!ENTITY cent SDATA "[cent ]"--=cent sign-->
+<!ENTITY yen SDATA "[yen ]"--/yen =yen sign-->
+
+<!ENTITY num SDATA "[num ]"--=number sign-->
+<!ENTITY percnt SDATA "[percnt]"--=percent sign-->
+<!ENTITY amp SDATA "[amp ]"--=ampersand-->
+<!ENTITY ast SDATA "[ast ]"--/ast B: =asterisk-->
+<!ENTITY commat SDATA "[commat]"--=commercial at-->
+<!ENTITY lsqb SDATA "[lsqb ]"--/lbrack O: =left square bracket-->
+<!ENTITY bsol SDATA "[bsol ]"--/backslash =reverse solidus-->
+<!ENTITY rsqb SDATA "[rsqb ]"--/rbrack C: =right square bracket-->
+<!ENTITY lcub SDATA "[lcub ]"--/lbrace O: =left curly bracket-->
+<!ENTITY horbar SDATA "[horbar]"--=horizontal bar-->
+<!ENTITY verbar SDATA "[verbar]"--/vert =vertical bar-->
+<!ENTITY rcub SDATA "[rcub ]"--/rbrace C: =right curly bracket-->
+<!ENTITY micro SDATA "[micro ]"--=micro sign-->
+<!ENTITY ohm SDATA "[ohm ]"--=ohm sign-->
+<!ENTITY deg SDATA "[deg ]"--=degree sign-->
+<!ENTITY ordm SDATA "[ordm ]"--=ordinal indicator, masculine-->
+<!ENTITY ordf SDATA "[ordf ]"--=ordinal indicator, feminine-->
+<!ENTITY sect SDATA "[sect ]"--=section sign-->
+<!ENTITY para SDATA "[para ]"--=pilcrow (paragraph sign)-->
+<!ENTITY middot SDATA "[middot]"--/centerdot B: =middle dot-->
+<!ENTITY larr SDATA "[larr ]"--/leftarrow /gets A: =leftward arrow-->
+<!ENTITY rarr SDATA "[rarr ]"--/rightarrow /to A: =rightward arrow-->
+<!ENTITY uarr SDATA "[uarr ]"--/uparrow A: =upward arrow-->
+<!ENTITY darr SDATA "[darr ]"--/downarrow A: =downward arrow-->
+<!ENTITY copy SDATA "[copy ]"--=copyright sign-->
+<!ENTITY reg SDATA "[reg ]"--/circledR =registered sign-->
+<!ENTITY trade SDATA "[trade ]"--=trade mark sign-->
+<!ENTITY brvbar SDATA "[brvbar]"--=broken (vertical) bar-->
+<!ENTITY not SDATA "[not ]"--/neg /lnot =not sign-->
+<!ENTITY sung SDATA "[sung ]"--=music note (sung text sign)-->
+
+<!ENTITY excl SDATA "[excl ]"--=exclamation mark-->
+<!ENTITY iexcl SDATA "[iexcl ]"--=inverted exclamation mark-->
+<!ENTITY quot SDATA "[quot ]"--=quotation mark-->
+<!ENTITY apos SDATA "[apos ]"--=apostrophe-->
+<!ENTITY lpar SDATA "[lpar ]"--O: =left parenthesis-->
+<!ENTITY rpar SDATA "[rpar ]"--C: =right parenthesis-->
+<!ENTITY comma SDATA "[comma ]"--P: =comma-->
+<!ENTITY lowbar SDATA "[lowbar]"--=low line-->
+<!ENTITY hyphen SDATA "[hyphen]"--=hyphen-->
+<!ENTITY period SDATA "[period]"--=full stop, period-->
+<!ENTITY sol SDATA "[sol ]"--=solidus-->
+<!ENTITY colon SDATA "[colon ]"--/colon P:-->
+<!ENTITY semi SDATA "[semi ]"--=semicolon P:-->
+<!ENTITY quest SDATA "[quest ]"--=question mark-->
+<!ENTITY iquest SDATA "[iquest]"--=inverted question mark-->
+<!ENTITY laquo SDATA "[laquo ]"--=angle quotation mark, left-->
+<!ENTITY raquo SDATA "[raquo ]"--=angle quotation mark, right-->
+<!ENTITY lsquo SDATA "[lsquo ]"--=single quotation mark, left-->
+<!ENTITY rsquo SDATA "[rsquo ]"--=single quotation mark, right-->
+<!ENTITY ldquo SDATA "[ldquo ]"--=double quotation mark, left-->
+<!ENTITY rdquo SDATA "[rdquo ]"--=double quotation mark, right-->
+<!ENTITY nbsp SDATA "[nbsp ]"--=no break (required) space-->
+<!ENTITY shy SDATA "[shy ]"--=soft hyphen-->
diff --git a/docs/docbook/dbsgml/ent/ISOpub b/docs/docbook/dbsgml/ent/ISOpub
new file mode 100644
index 0000000000..c184973cfd
--- /dev/null
+++ b/docs/docbook/dbsgml/ent/ISOpub
@@ -0,0 +1,100 @@
+<!-- (C) International Organization for Standardization 1986
+ Permission to copy in any form is granted for use with
+ conforming SGML systems and applications as defined in
+ ISO 8879, provided this notice is included in all copies.
+-->
+<!-- Character entity set. Typical invocation:
+ <!ENTITY % ISOpub PUBLIC
+ "ISO 8879:1986//ENTITIES Publishing//EN">
+ %ISOpub;
+-->
+<!ENTITY emsp SDATA "[emsp ]"--=em space-->
+<!ENTITY ensp SDATA "[ensp ]"--=en space (1/2-em)-->
+<!ENTITY emsp13 SDATA "[emsp3 ]"--=1/3-em space-->
+<!ENTITY emsp14 SDATA "[emsp4 ]"--=1/4-em space-->
+<!ENTITY numsp SDATA "[numsp ]"--=digit space (width of a number)-->
+<!ENTITY puncsp SDATA "[puncsp]"--=punctuation space (width of comma)-->
+<!ENTITY thinsp SDATA "[thinsp]"--=thin space (1/6-em)-->
+<!ENTITY hairsp SDATA "[hairsp]"--=hair space-->
+<!ENTITY mdash SDATA "[mdash ]"--=em dash-->
+<!ENTITY ndash SDATA "[ndash ]"--=en dash-->
+<!ENTITY dash SDATA "[dash ]"--=hyphen (true graphic)-->
+<!ENTITY blank SDATA "[blank ]"--=significant blank symbol-->
+<!ENTITY hellip SDATA "[hellip]"--=ellipsis (horizontal)-->
+<!ENTITY nldr SDATA "[nldr ]"--=double baseline dot (en leader)-->
+<!ENTITY frac13 SDATA "[frac13]"--=fraction one-third-->
+<!ENTITY frac23 SDATA "[frac23]"--=fraction two-thirds-->
+<!ENTITY frac15 SDATA "[frac15]"--=fraction one-fifth-->
+<!ENTITY frac25 SDATA "[frac25]"--=fraction two-fifths-->
+<!ENTITY frac35 SDATA "[frac35]"--=fraction three-fifths-->
+<!ENTITY frac45 SDATA "[frac45]"--=fraction four-fifths-->
+<!ENTITY frac16 SDATA "[frac16]"--=fraction one-sixth-->
+<!ENTITY frac56 SDATA "[frac56]"--=fraction five-sixths-->
+<!ENTITY incare SDATA "[incare]"--=in-care-of symbol-->
+<!ENTITY block SDATA "[block ]"--=full block-->
+<!ENTITY uhblk SDATA "[uhblk ]"--=upper half block-->
+<!ENTITY lhblk SDATA "[lhblk ]"--=lower half block-->
+<!ENTITY blk14 SDATA "[blk14 ]"--=25% shaded block-->
+<!ENTITY blk12 SDATA "[blk12 ]"--=50% shaded block-->
+<!ENTITY blk34 SDATA "[blk34 ]"--=75% shaded block-->
+<!ENTITY marker SDATA "[marker]"--=histogram marker-->
+<!ENTITY cir SDATA "[cir ]"--/circ B: =circle, open-->
+<!ENTITY squ SDATA "[squ ]"--=square, open-->
+<!ENTITY rect SDATA "[rect ]"--=rectangle, open-->
+<!ENTITY utri SDATA "[utri ]"--/triangle =up triangle, open-->
+<!ENTITY dtri SDATA "[dtri ]"--/triangledown =down triangle, open-->
+<!ENTITY star SDATA "[star ]"--=star, open-->
+<!ENTITY bull SDATA "[bull ]"--/bullet B: =round bullet, filled-->
+<!ENTITY squf SDATA "[squf ]"--/blacksquare =sq bullet, filled-->
+<!ENTITY utrif SDATA "[utrif ]"--/blacktriangle =up tri, filled-->
+<!ENTITY dtrif SDATA "[dtrif ]"--/blacktriangledown =dn tri, filled-->
+<!ENTITY ltrif SDATA "[ltrif ]"--/blacktriangleleft R: =l tri, filled-->
+<!ENTITY rtrif SDATA "[rtrif ]"--/blacktriangleright R: =r tri, filled-->
+<!ENTITY clubs SDATA "[clubs ]"--/clubsuit =club suit symbol-->
+<!ENTITY diams SDATA "[diams ]"--/diamondsuit =diamond suit symbol-->
+<!ENTITY hearts SDATA "[hearts]"--/heartsuit =heart suit symbol-->
+<!ENTITY spades SDATA "[spades]"--/spadesuit =spades suit symbol-->
+<!ENTITY malt SDATA "[malt ]"--/maltese =maltese cross-->
+<!ENTITY dagger SDATA "[dagger]"--/dagger B: =dagger-->
+<!ENTITY Dagger SDATA "[Dagger]"--/ddagger B: =double dagger-->
+<!ENTITY check SDATA "[check ]"--/checkmark =tick, check mark-->
+<!ENTITY cross SDATA "[ballot]"--=ballot cross-->
+<!ENTITY sharp SDATA "[sharp ]"--/sharp =musical sharp-->
+<!ENTITY flat SDATA "[flat ]"--/flat =musical flat-->
+<!ENTITY male SDATA "[male ]"--=male symbol-->
+<!ENTITY female SDATA "[female]"--=female symbol-->
+<!ENTITY phone SDATA "[phone ]"--=telephone symbol-->
+<!ENTITY telrec SDATA "[telrec]"--=telephone recorder symbol-->
+<!ENTITY copysr SDATA "[copysr]"--=sound recording copyright sign-->
+<!ENTITY caret SDATA "[caret ]"--=caret (insertion mark)-->
+<!ENTITY lsquor SDATA "[lsquor]"--=rising single quote, left (low)-->
+<!ENTITY ldquor SDATA "[ldquor]"--=rising dbl quote, left (low)-->
+
+<!ENTITY fflig SDATA "[fflig ]"--small ff ligature-->
+<!ENTITY filig SDATA "[filig ]"--small fi ligature-->
+<!ENTITY fjlig SDATA "[fjlig ]"--small fj ligature-->
+<!ENTITY ffilig SDATA "[ffilig]"--small ffi ligature-->
+<!ENTITY ffllig SDATA "[ffllig]"--small ffl ligature-->
+<!ENTITY fllig SDATA "[fllig ]"--small fl ligature-->
+
+<!ENTITY mldr SDATA "[mldr ]"--em leader-->
+<!ENTITY rdquor SDATA "[rdquor]"--rising dbl quote, right (high)-->
+<!ENTITY rsquor SDATA "[rsquor]"--rising single quote, right (high)-->
+<!ENTITY vellip SDATA "[vellip]"--vertical ellipsis-->
+
+<!ENTITY hybull SDATA "[hybull]"--rectangle, filled (hyphen bullet)-->
+<!ENTITY loz SDATA "[loz ]"--/lozenge - lozenge or total mark-->
+<!ENTITY lozf SDATA "[lozf ]"--/blacklozenge - lozenge, filled-->
+<!ENTITY ltri SDATA "[ltri ]"--/triangleleft B: l triangle, open-->
+<!ENTITY rtri SDATA "[rtri ]"--/triangleright B: r triangle, open-->
+<!ENTITY starf SDATA "[starf ]"--/bigstar - star, filled-->
+
+<!ENTITY natur SDATA "[natur ]"--/natural - music natural-->
+<!ENTITY rx SDATA "[rx ]"--pharmaceutical prescription (Rx)-->
+<!ENTITY sext SDATA "[sext ]"--sextile (6-pointed star)-->
+
+<!ENTITY target SDATA "[target]"--register mark or target-->
+<!ENTITY dlcrop SDATA "[dlcrop]"--downward left crop mark -->
+<!ENTITY drcrop SDATA "[drcrop]"--downward right crop mark -->
+<!ENTITY ulcrop SDATA "[ulcrop]"--upward left crop mark -->
+<!ENTITY urcrop SDATA "[urcrop]"--upward right crop mark -->
diff --git a/docs/docbook/dbsgml/ent/ISOtech b/docs/docbook/dbsgml/ent/ISOtech
new file mode 100644
index 0000000000..cbda344869
--- /dev/null
+++ b/docs/docbook/dbsgml/ent/ISOtech
@@ -0,0 +1,73 @@
+<!-- (C) International Organization for Standardization 1986
+ Permission to copy in any form is granted for use with
+ conforming SGML systems and applications as defined in
+ ISO 8879, provided this notice is included in all copies.
+-->
+<!-- Character entity set. Typical invocation:
+ <!ENTITY % ISOtech PUBLIC
+ "ISO 8879:1986//ENTITIES General Technical//EN">
+ %ISOtech;
+-->
+<!ENTITY aleph SDATA "[aleph ]"--/aleph =aleph, Hebrew-->
+<!ENTITY and SDATA "[and ]"--/wedge /land B: =logical and-->
+<!ENTITY ang90 SDATA "[ang90 ]"--=right (90 degree) angle-->
+<!ENTITY angsph SDATA "[angsph]"--/sphericalangle =angle-spherical-->
+<!ENTITY ap SDATA "[ap ]"--/approx R: =approximate-->
+<!ENTITY becaus SDATA "[becaus]"--/because R: =because-->
+<!ENTITY bottom SDATA "[bottom]"--/bot B: =perpendicular-->
+<!ENTITY cap SDATA "[cap ]"--/cap B: =intersection-->
+<!ENTITY cong SDATA "[cong ]"--/cong R: =congruent with-->
+<!ENTITY conint SDATA "[conint]"--/oint L: =contour integral operator-->
+<!ENTITY cup SDATA "[cup ]"--/cup B: =union or logical sum-->
+<!ENTITY equiv SDATA "[equiv ]"--/equiv R: =identical with-->
+<!ENTITY exist SDATA "[exist ]"--/exists =at least one exists-->
+<!ENTITY forall SDATA "[forall]"--/forall =for all-->
+<!ENTITY fnof SDATA "[fnof ]"--=function of (italic small f)-->
+<!ENTITY ge SDATA "[ge ]"--/geq /ge R: =greater-than-or-equal-->
+<!ENTITY iff SDATA "[iff ]"--/iff =if and only if-->
+<!ENTITY infin SDATA "[infin ]"--/infty =infinity-->
+<!ENTITY int SDATA "[int ]"--/int L: =integral operator-->
+<!ENTITY isin SDATA "[isin ]"--/in R: =set membership-->
+<!ENTITY lang SDATA "[lang ]"--/langle O: =left angle bracket-->
+<!ENTITY lArr SDATA "[lArr ]"--/Leftarrow A: =is implied by-->
+<!ENTITY le SDATA "[le ]"--/leq /le R: =less-than-or-equal-->
+<!ENTITY minus SDATA "[minus ]"--B: =minus sign-->
+<!ENTITY mnplus SDATA "[mnplus]"--/mp B: =minus-or-plus sign-->
+<!ENTITY nabla SDATA "[nabla ]"--/nabla =del, Hamilton operator-->
+<!ENTITY ne SDATA "[ne ]"--/ne /neq R: =not equal-->
+<!ENTITY ni SDATA "[ni ]"--/ni /owns R: =contains-->
+<!ENTITY or SDATA "[or ]"--/vee /lor B: =logical or-->
+<!ENTITY par SDATA "[par ]"--/parallel R: =parallel-->
+<!ENTITY part SDATA "[part ]"--/partial =partial differential-->
+<!ENTITY permil SDATA "[permil]"--=per thousand-->
+<!ENTITY perp SDATA "[perp ]"--/perp R: =perpendicular-->
+<!ENTITY prime SDATA "[prime ]"--/prime =prime or minute-->
+<!ENTITY Prime SDATA "[Prime ]"--=double prime or second-->
+<!ENTITY prop SDATA "[prop ]"--/propto R: =is proportional to-->
+<!ENTITY radic SDATA "[radic ]"--/surd =radical-->
+<!ENTITY rang SDATA "[rang ]"--/rangle C: =right angle bracket-->
+<!ENTITY rArr SDATA "[rArr ]"--/Rightarrow A: =implies-->
+<!ENTITY sim SDATA "[sim ]"--/sim R: =similar-->
+<!ENTITY sime SDATA "[sime ]"--/simeq R: =similar, equals-->
+<!ENTITY square SDATA "[square]"--/square B: =square-->
+<!ENTITY sub SDATA "[sub ]"--/subset R: =subset or is implied by-->
+<!ENTITY sube SDATA "[sube ]"--/subseteq R: =subset, equals-->
+<!ENTITY sup SDATA "[sup ]"--/supset R: =superset or implies-->
+<!ENTITY supe SDATA "[supe ]"--/supseteq R: =superset, equals-->
+<!ENTITY there4 SDATA "[there4]"--/therefore R: =therefore-->
+<!ENTITY Verbar SDATA "[Verbar]"--/Vert =dbl vertical bar-->
+
+<!ENTITY angst SDATA "[angst ]"--Angstrom =capital A, ring-->
+<!ENTITY bernou SDATA "[bernou]"--Bernoulli function (script capital B)-->
+<!ENTITY compfn SDATA "[compfn]"--B: composite function (small circle)-->
+<!ENTITY Dot SDATA "[Dot ]"--=dieresis or umlaut mark-->
+<!ENTITY DotDot SDATA "[DotDot]"--four dots above-->
+<!ENTITY hamilt SDATA "[hamilt]"--Hamiltonian (script capital H)-->
+<!ENTITY lagran SDATA "[lagran]"--Lagrangian (script capital L)-->
+<!ENTITY lowast SDATA "[lowast]"--low asterisk-->
+<!ENTITY notin SDATA "[notin ]"--N: negated set membership-->
+<!ENTITY order SDATA "[order ]"--order of (script small o)-->
+<!ENTITY phmmat SDATA "[phmmat]"--physics M-matrix (script capital M)-->
+<!ENTITY tdot SDATA "[tdot ]"--three dots above-->
+<!ENTITY tprime SDATA "[tprime]"--triple prime-->
+<!ENTITY wedgeq SDATA "[wedgeq]"--R: corresponds to (wedge, equals)-->
generated by cgit (git 2.34.1) at 2024-12-02 10:50:20 +0000