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<!-- iso-tech.ent (initially distributed with DocBook XML DTD V4.1.1beta1) -->
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<!-- Derived from the corresponding ISO 8879 standard entity set
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and the Unicode character mappings provided by Sebastian Rahtz.
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With additional derivations from
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ftp://ftp.unicode.org/Public/MAPPINGS/VENDORS/MISC/SGML.TXT -->
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<!ENTITY aleph "ℵ"> <!-- ALEF SYMBOL -->
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<!ENTITY and "∧"> <!-- -->
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<!ENTITY ang90 "∟"> <!-- RIGHT ANGLE -->
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<!ENTITY angsph "∢"> <!-- -->
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<!ENTITY ap "≈"> <!-- -->
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<!ENTITY becaus "∵"> <!-- BECAUSE -->
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<!ENTITY bottom "⊥"> <!-- -->
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<!ENTITY cap "∩"> <!-- -->
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<!ENTITY cong "≅"> <!-- -->
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<!ENTITY conint "∮"> <!-- -->
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<!ENTITY cup "∪"> <!-- -->
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<!ENTITY equiv "≡"> <!-- -->
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<!ENTITY exist "∃"> <!-- -->
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<!ENTITY forall "∀"> <!-- -->
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<!ENTITY fnof "ƒ"> <!-- LATIN SMALL LETTER F WITH HOOK -->
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<!ENTITY ge "≥"> <!-- GREATER-THAN OR EQUAL TO -->
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<!ENTITY iff "⇔"> <!-- LEFT RIGHT DOUBLE ARROW -->
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<!ENTITY infin "∞"> <!-- -->
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<!ENTITY int "∫"> <!-- -->
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<!ENTITY isin "∊"> <!-- -->
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<!ENTITY lang "〈"> <!-- -->
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<!ENTITY lArr "⇐"> <!-- LEFTWARDS ARROW -->
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<!ENTITY le "≤"> <!-- -->
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<!ENTITY minus "−"> <!-- MINUS SIGN -->
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<!ENTITY mnplus "∓"> <!-- -->
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<!ENTITY nabla "∇"> <!-- NABLA -->
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<!ENTITY ne "≠"> <!-- -->
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<!ENTITY ni "∍"> <!-- -->
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<!ENTITY or "∨"> <!-- -->
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<!ENTITY par "∥"> <!-- PARALLEL TO -->
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<!ENTITY part "∂"> <!-- -->
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<!ENTITY permil "‰"> <!-- PER MILLE SIGN -->
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<!ENTITY perp "⊥"> <!-- -->
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<!ENTITY prime "′"> <!-- PRIME -->
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<!ENTITY Prime "″"> <!-- DOUBLE PRIME -->
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<!ENTITY prop "∝"> <!-- -->
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<!ENTITY radic "√"> <!-- -->
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<!ENTITY rang "〉"> <!-- -->
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<!ENTITY rArr "⇒"> <!-- RIGHTWARDS ARROW -->
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<!ENTITY sim "∼"> <!-- -->
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<!ENTITY sime "≃"> <!-- -->
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<!ENTITY square "□"> <!-- WHITE SQUARE -->
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<!ENTITY sub "⊂"> <!-- -->
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<!ENTITY sube "⊆"> <!-- -->
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<!ENTITY sup "⊃"> <!-- -->
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<!ENTITY supe "⊇"> <!-- -->
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<!ENTITY there4 "∴"> <!-- -->
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<!ENTITY Verbar "‖"> <!-- DOUBLE VERTICAL LINE -->
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<!ENTITY angst "Å"> <!-- ANGSTROM SIGN -->
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<!ENTITY bernou "ℬ"> <!-- SCRIPT CAPITAL B -->
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<!ENTITY compfn "∘"> <!-- RING OPERATOR -->
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<!ENTITY Dot "¨"> <!-- -->
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<!ENTITY DotDot "⃜"> <!-- COMBINING FOUR DOTS ABOVE -->
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<!ENTITY hamilt "ℋ"> <!-- SCRIPT CAPITAL H -->
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<!ENTITY lagran "ℒ"> <!-- SCRIPT CAPITAL L -->
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<!ENTITY lowast "∗"> <!-- ASTERISK OPERATOR -->
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<!ENTITY notin "∉"> <!-- -->
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<!ENTITY order "ℴ"> <!-- SCRIPT SMALL O -->
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<!ENTITY phmmat "ℳ"> <!-- SCRIPT CAPITAL M -->
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<!ENTITY tdot "⃛"> <!-- COMBINING THREE DOTS ABOVE -->
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<!ENTITY tprime "‴"> <!-- TRIPLE PRIME -->
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<!ENTITY wedgeq "≙"> <!-- ESTIMATES -->
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