1<!-- iso-tech.ent (initially distributed with DocBook XML DTD V4.1.1beta1) --> 2 3<!-- Derived from the corresponding ISO 8879 standard entity set 4 and the Unicode character mappings provided by Sebastian Rahtz. 5 With additional derivations from 6 ftp://ftp.unicode.org/Public/MAPPINGS/VENDORS/MISC/SGML.TXT --> 7 8<!ENTITY aleph "ℵ"> <!-- ALEF SYMBOL --> 9<!ENTITY and "∧"> <!-- --> 10<!ENTITY ang90 "∟"> <!-- RIGHT ANGLE --> 11<!ENTITY angsph "∢"> <!-- --> 12<!ENTITY ap "≈"> <!-- --> 13<!ENTITY becaus "∵"> <!-- BECAUSE --> 14<!ENTITY bottom "⊥"> <!-- --> 15<!ENTITY cap "∩"> <!-- --> 16<!ENTITY cong "≅"> <!-- --> 17<!ENTITY conint "∮"> <!-- --> 18<!ENTITY cup "∪"> <!-- --> 19<!ENTITY equiv "≡"> <!-- --> 20<!ENTITY exist "∃"> <!-- --> 21<!ENTITY forall "∀"> <!-- --> 22<!ENTITY fnof "ƒ"> <!-- LATIN SMALL LETTER F WITH HOOK --> 23<!ENTITY ge "≥"> <!-- GREATER-THAN OR EQUAL TO --> 24<!ENTITY iff "⇔"> <!-- LEFT RIGHT DOUBLE ARROW --> 25<!ENTITY infin "∞"> <!-- --> 26<!ENTITY int "∫"> <!-- --> 27<!ENTITY isin "∊"> <!-- --> 28<!ENTITY lang "〈"> <!-- --> 29<!ENTITY lArr "⇐"> <!-- LEFTWARDS ARROW --> 30<!ENTITY le "≤"> <!-- --> 31<!ENTITY minus "−"> <!-- MINUS SIGN --> 32<!ENTITY mnplus "∓"> <!-- --> 33<!ENTITY nabla "∇"> <!-- NABLA --> 34<!ENTITY ne "≠"> <!-- --> 35<!ENTITY ni "∍"> <!-- --> 36<!ENTITY or "∨"> <!-- --> 37<!ENTITY par "∥"> <!-- PARALLEL TO --> 38<!ENTITY part "∂"> <!-- --> 39<!ENTITY permil "‰"> <!-- PER MILLE SIGN --> 40<!ENTITY perp "⊥"> <!-- --> 41<!ENTITY prime "′"> <!-- PRIME --> 42<!ENTITY Prime "″"> <!-- DOUBLE PRIME --> 43<!ENTITY prop "∝"> <!-- --> 44<!ENTITY radic "√"> <!-- --> 45<!ENTITY rang "〉"> <!-- --> 46<!ENTITY rArr "⇒"> <!-- RIGHTWARDS ARROW --> 47<!ENTITY sim "∼"> <!-- --> 48<!ENTITY sime "≃"> <!-- --> 49<!ENTITY square "□"> <!-- WHITE SQUARE --> 50<!ENTITY sub "⊂"> <!-- --> 51<!ENTITY sube "⊆"> <!-- --> 52<!ENTITY sup "⊃"> <!-- --> 53<!ENTITY supe "⊇"> <!-- --> 54<!ENTITY there4 "∴"> <!-- --> 55<!ENTITY Verbar "‖"> <!-- DOUBLE VERTICAL LINE --> 56<!ENTITY angst "Å"> <!-- ANGSTROM SIGN --> 57<!ENTITY bernou "ℬ"> <!-- SCRIPT CAPITAL B --> 58<!ENTITY compfn "∘"> <!-- RING OPERATOR --> 59<!ENTITY Dot "¨"> <!-- --> 60<!ENTITY DotDot "⃜"> <!-- COMBINING FOUR DOTS ABOVE --> 61<!ENTITY hamilt "ℋ"> <!-- SCRIPT CAPITAL H --> 62<!ENTITY lagran "ℒ"> <!-- SCRIPT CAPITAL L --> 63<!ENTITY lowast "∗"> <!-- ASTERISK OPERATOR --> 64<!ENTITY notin "∉"> <!-- --> 65<!ENTITY order "ℴ"> <!-- SCRIPT SMALL O --> 66<!ENTITY phmmat "ℳ"> <!-- SCRIPT CAPITAL M --> 67<!ENTITY tdot "⃛"> <!-- COMBINING THREE DOTS ABOVE --> 68<!ENTITY tprime "‴"> <!-- TRIPLE PRIME --> 69<!ENTITY wedgeq "≙"> <!-- ESTIMATES --> 70