|
- <!-- Mathematical, Greek and Symbolic characters for XHTML -->
-
- <!-- Character entity set. Typical invocation:
- <!ENTITY % HTMLsymbol PUBLIC
- "-//W3C//ENTITIES Symbols for XHTML//EN"
- "http://www.w3.org/TR/xhtml1/DTD/xhtml-symbol.ent">
- %HTMLsymbol;
- -->
-
- <!-- Portions (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.
- -->
-
- <!-- Relevant ISO entity set is given unless names are newly introduced.
- New names (i.e., not in ISO 8879 list) do not clash with any
- existing ISO 8879 entity names. ISO 10646 character numbers
- are given for each character, in hex. values are decimal
- conversions of the ISO 10646 values and refer to the document
- character set. Names are Unicode names.
- -->
-
- <!-- Latin Extended-B -->
- <!ENTITY fnof "ƒ"> <!-- latin small letter f with hook = function
- = florin, U+0192 ISOtech -->
-
- <!-- Greek -->
- <!ENTITY Alpha "Α"> <!-- greek capital letter alpha, U+0391 -->
- <!ENTITY Beta "Β"> <!-- greek capital letter beta, U+0392 -->
- <!ENTITY Gamma "Γ"> <!-- greek capital letter gamma,
- U+0393 ISOgrk3 -->
- <!ENTITY Delta "Δ"> <!-- greek capital letter delta,
- U+0394 ISOgrk3 -->
- <!ENTITY Epsilon "Ε"> <!-- greek capital letter epsilon, U+0395 -->
- <!ENTITY Zeta "Ζ"> <!-- greek capital letter zeta, U+0396 -->
- <!ENTITY Eta "Η"> <!-- greek capital letter eta, U+0397 -->
- <!ENTITY Theta "Θ"> <!-- greek capital letter theta,
- U+0398 ISOgrk3 -->
- <!ENTITY Iota "Ι"> <!-- greek capital letter iota, U+0399 -->
- <!ENTITY Kappa "Κ"> <!-- greek capital letter kappa, U+039A -->
- <!ENTITY Lambda "Λ"> <!-- greek capital letter lamda,
- U+039B ISOgrk3 -->
- <!ENTITY Mu "Μ"> <!-- greek capital letter mu, U+039C -->
- <!ENTITY Nu "Ν"> <!-- greek capital letter nu, U+039D -->
- <!ENTITY Xi "Ξ"> <!-- greek capital letter xi, U+039E ISOgrk3 -->
- <!ENTITY Omicron "Ο"> <!-- greek capital letter omicron, U+039F -->
- <!ENTITY Pi "Π"> <!-- greek capital letter pi, U+03A0 ISOgrk3 -->
- <!ENTITY Rho "Ρ"> <!-- greek capital letter rho, U+03A1 -->
- <!-- there is no Sigmaf, and no U+03A2 character either -->
- <!ENTITY Sigma "Σ"> <!-- greek capital letter sigma,
- U+03A3 ISOgrk3 -->
- <!ENTITY Tau "Τ"> <!-- greek capital letter tau, U+03A4 -->
- <!ENTITY Upsilon "Υ"> <!-- greek capital letter upsilon,
- U+03A5 ISOgrk3 -->
- <!ENTITY Phi "Φ"> <!-- greek capital letter phi,
- U+03A6 ISOgrk3 -->
- <!ENTITY Chi "Χ"> <!-- greek capital letter chi, U+03A7 -->
- <!ENTITY Psi "Ψ"> <!-- greek capital letter psi,
- U+03A8 ISOgrk3 -->
- <!ENTITY Omega "Ω"> <!-- greek capital letter omega,
- U+03A9 ISOgrk3 -->
-
- <!ENTITY alpha "α"> <!-- greek small letter alpha,
- U+03B1 ISOgrk3 -->
- <!ENTITY beta "β"> <!-- greek small letter beta, U+03B2 ISOgrk3 -->
- <!ENTITY gamma "γ"> <!-- greek small letter gamma,
- U+03B3 ISOgrk3 -->
- <!ENTITY delta "δ"> <!-- greek small letter delta,
- U+03B4 ISOgrk3 -->
- <!ENTITY epsilon "ε"> <!-- greek small letter epsilon,
- U+03B5 ISOgrk3 -->
- <!ENTITY zeta "ζ"> <!-- greek small letter zeta, U+03B6 ISOgrk3 -->
- <!ENTITY eta "η"> <!-- greek small letter eta, U+03B7 ISOgrk3 -->
- <!ENTITY theta "θ"> <!-- greek small letter theta,
- U+03B8 ISOgrk3 -->
- <!ENTITY iota "ι"> <!-- greek small letter iota, U+03B9 ISOgrk3 -->
- <!ENTITY kappa "κ"> <!-- greek small letter kappa,
- U+03BA ISOgrk3 -->
- <!ENTITY lambda "λ"> <!-- greek small letter lamda,
- U+03BB ISOgrk3 -->
- <!ENTITY mu "μ"> <!-- greek small letter mu, U+03BC ISOgrk3 -->
- <!ENTITY nu "ν"> <!-- greek small letter nu, U+03BD ISOgrk3 -->
- <!ENTITY xi "ξ"> <!-- greek small letter xi, U+03BE ISOgrk3 -->
- <!ENTITY omicron "ο"> <!-- greek small letter omicron, U+03BF NEW -->
- <!ENTITY pi "π"> <!-- greek small letter pi, U+03C0 ISOgrk3 -->
- <!ENTITY rho "ρ"> <!-- greek small letter rho, U+03C1 ISOgrk3 -->
- <!ENTITY sigmaf "ς"> <!-- greek small letter final sigma,
- U+03C2 ISOgrk3 -->
- <!ENTITY sigma "σ"> <!-- greek small letter sigma,
- U+03C3 ISOgrk3 -->
- <!ENTITY tau "τ"> <!-- greek small letter tau, U+03C4 ISOgrk3 -->
- <!ENTITY upsilon "υ"> <!-- greek small letter upsilon,
- U+03C5 ISOgrk3 -->
- <!ENTITY phi "φ"> <!-- greek small letter phi, U+03C6 ISOgrk3 -->
- <!ENTITY chi "χ"> <!-- greek small letter chi, U+03C7 ISOgrk3 -->
- <!ENTITY psi "ψ"> <!-- greek small letter psi, U+03C8 ISOgrk3 -->
- <!ENTITY omega "ω"> <!-- greek small letter omega,
- U+03C9 ISOgrk3 -->
- <!ENTITY thetasym "ϑ"> <!-- greek theta symbol,
- U+03D1 NEW -->
- <!ENTITY upsih "ϒ"> <!-- greek upsilon with hook symbol,
- U+03D2 NEW -->
- <!ENTITY piv "ϖ"> <!-- greek pi symbol, U+03D6 ISOgrk3 -->
-
- <!-- General Punctuation -->
- <!ENTITY bull "•"> <!-- bullet = black small circle,
- U+2022 ISOpub -->
- <!-- bullet is NOT the same as bullet operator, U+2219 -->
- <!ENTITY hellip "…"> <!-- horizontal ellipsis = three dot leader,
- U+2026 ISOpub -->
- <!ENTITY prime "′"> <!-- prime = minutes = feet, U+2032 ISOtech -->
- <!ENTITY Prime "″"> <!-- double prime = seconds = inches,
- U+2033 ISOtech -->
- <!ENTITY oline "‾"> <!-- overline = spacing overscore,
- U+203E NEW -->
- <!ENTITY frasl "⁄"> <!-- fraction slash, U+2044 NEW -->
-
- <!-- Letterlike Symbols -->
- <!ENTITY weierp "℘"> <!-- script capital P = power set
- = Weierstrass p, U+2118 ISOamso -->
- <!ENTITY image "ℑ"> <!-- black-letter capital I = imaginary part,
- U+2111 ISOamso -->
- <!ENTITY real "ℜ"> <!-- black-letter capital R = real part symbol,
- U+211C ISOamso -->
- <!ENTITY trade "™"> <!-- trade mark sign, U+2122 ISOnum -->
- <!ENTITY alefsym "ℵ"> <!-- alef symbol = first transfinite cardinal,
- U+2135 NEW -->
- <!-- alef symbol is NOT the same as hebrew letter alef,
- U+05D0 although the same glyph could be used to depict both characters -->
-
- <!-- Arrows -->
- <!ENTITY larr "←"> <!-- leftwards arrow, U+2190 ISOnum -->
- <!ENTITY uarr "↑"> <!-- upwards arrow, U+2191 ISOnum-->
- <!ENTITY rarr "→"> <!-- rightwards arrow, U+2192 ISOnum -->
- <!ENTITY darr "↓"> <!-- downwards arrow, U+2193 ISOnum -->
- <!ENTITY harr "↔"> <!-- left right arrow, U+2194 ISOamsa -->
- <!ENTITY crarr "↵"> <!-- downwards arrow with corner leftwards
- = carriage return, U+21B5 NEW -->
- <!ENTITY lArr "⇐"> <!-- leftwards double arrow, U+21D0 ISOtech -->
- <!-- Unicode does not say that lArr is the same as the 'is implied by' arrow
- but also does not have any other character for that function. So lArr can
- be used for 'is implied by' as ISOtech suggests -->
- <!ENTITY uArr "⇑"> <!-- upwards double arrow, U+21D1 ISOamsa -->
- <!ENTITY rArr "⇒"> <!-- rightwards double arrow,
- U+21D2 ISOtech -->
- <!-- Unicode does not say this is the 'implies' character but does not have
- another character with this function so rArr can be used for 'implies'
- as ISOtech suggests -->
- <!ENTITY dArr "⇓"> <!-- downwards double arrow, U+21D3 ISOamsa -->
- <!ENTITY hArr "⇔"> <!-- left right double arrow,
- U+21D4 ISOamsa -->
-
- <!-- Mathematical Operators -->
- <!ENTITY forall "∀"> <!-- for all, U+2200 ISOtech -->
- <!ENTITY part "∂"> <!-- partial differential, U+2202 ISOtech -->
- <!ENTITY exist "∃"> <!-- there exists, U+2203 ISOtech -->
- <!ENTITY empty "∅"> <!-- empty set = null set, U+2205 ISOamso -->
- <!ENTITY nabla "∇"> <!-- nabla = backward difference,
- U+2207 ISOtech -->
- <!ENTITY isin "∈"> <!-- element of, U+2208 ISOtech -->
- <!ENTITY notin "∉"> <!-- not an element of, U+2209 ISOtech -->
- <!ENTITY ni "∋"> <!-- contains as member, U+220B ISOtech -->
- <!ENTITY prod "∏"> <!-- n-ary product = product sign,
- U+220F ISOamsb -->
- <!-- prod is NOT the same character as U+03A0 'greek capital letter pi' though
- the same glyph might be used for both -->
- <!ENTITY sum "∑"> <!-- n-ary summation, U+2211 ISOamsb -->
- <!-- sum is NOT the same character as U+03A3 'greek capital letter sigma'
- though the same glyph might be used for both -->
- <!ENTITY minus "−"> <!-- minus sign, U+2212 ISOtech -->
- <!ENTITY lowast "∗"> <!-- asterisk operator, U+2217 ISOtech -->
- <!ENTITY radic "√"> <!-- square root = radical sign,
- U+221A ISOtech -->
- <!ENTITY prop "∝"> <!-- proportional to, U+221D ISOtech -->
- <!ENTITY infin "∞"> <!-- infinity, U+221E ISOtech -->
- <!ENTITY ang "∠"> <!-- angle, U+2220 ISOamso -->
- <!ENTITY and "∧"> <!-- logical and = wedge, U+2227 ISOtech -->
- <!ENTITY or "∨"> <!-- logical or = vee, U+2228 ISOtech -->
- <!ENTITY cap "∩"> <!-- intersection = cap, U+2229 ISOtech -->
- <!ENTITY cup "∪"> <!-- union = cup, U+222A ISOtech -->
- <!ENTITY int "∫"> <!-- integral, U+222B ISOtech -->
- <!ENTITY there4 "∴"> <!-- therefore, U+2234 ISOtech -->
- <!ENTITY sim "∼"> <!-- tilde operator = varies with = similar to,
- U+223C ISOtech -->
- <!-- tilde operator is NOT the same character as the tilde, U+007E,
- although the same glyph might be used to represent both -->
- <!ENTITY cong "≅"> <!-- approximately equal to, U+2245 ISOtech -->
- <!ENTITY asymp "≈"> <!-- almost equal to = asymptotic to,
- U+2248 ISOamsr -->
- <!ENTITY ne "≠"> <!-- not equal to, U+2260 ISOtech -->
- <!ENTITY equiv "≡"> <!-- identical to, U+2261 ISOtech -->
- <!ENTITY le "≤"> <!-- less-than or equal to, U+2264 ISOtech -->
- <!ENTITY ge "≥"> <!-- greater-than or equal to,
- U+2265 ISOtech -->
- <!ENTITY sub "⊂"> <!-- subset of, U+2282 ISOtech -->
- <!ENTITY sup "⊃"> <!-- superset of, U+2283 ISOtech -->
- <!ENTITY nsub "⊄"> <!-- not a subset of, U+2284 ISOamsn -->
- <!ENTITY sube "⊆"> <!-- subset of or equal to, U+2286 ISOtech -->
- <!ENTITY supe "⊇"> <!-- superset of or equal to,
- U+2287 ISOtech -->
- <!ENTITY oplus "⊕"> <!-- circled plus = direct sum,
- U+2295 ISOamsb -->
- <!ENTITY otimes "⊗"> <!-- circled times = vector product,
- U+2297 ISOamsb -->
- <!ENTITY perp "⊥"> <!-- up tack = orthogonal to = perpendicular,
- U+22A5 ISOtech -->
- <!ENTITY sdot "⋅"> <!-- dot operator, U+22C5 ISOamsb -->
- <!-- dot operator is NOT the same character as U+00B7 middle dot -->
-
- <!-- Miscellaneous Technical -->
- <!ENTITY lceil "⌈"> <!-- left ceiling = APL upstile,
- U+2308 ISOamsc -->
- <!ENTITY rceil "⌉"> <!-- right ceiling, U+2309 ISOamsc -->
- <!ENTITY lfloor "⌊"> <!-- left floor = APL downstile,
- U+230A ISOamsc -->
- <!ENTITY rfloor "⌋"> <!-- right floor, U+230B ISOamsc -->
- <!ENTITY lang "〈"> <!-- left-pointing angle bracket = bra,
- U+2329 ISOtech -->
- <!-- lang is NOT the same character as U+003C 'less than sign'
- or U+2039 'single left-pointing angle quotation mark' -->
- <!ENTITY rang "〉"> <!-- right-pointing angle bracket = ket,
- U+232A ISOtech -->
- <!-- rang is NOT the same character as U+003E 'greater than sign'
- or U+203A 'single right-pointing angle quotation mark' -->
-
- <!-- Geometric Shapes -->
- <!ENTITY loz "◊"> <!-- lozenge, U+25CA ISOpub -->
-
- <!-- Miscellaneous Symbols -->
- <!ENTITY spades "♠"> <!-- black spade suit, U+2660 ISOpub -->
- <!-- black here seems to mean filled as opposed to hollow -->
- <!ENTITY clubs "♣"> <!-- black club suit = shamrock,
- U+2663 ISOpub -->
- <!ENTITY hearts "♥"> <!-- black heart suit = valentine,
- U+2665 ISOpub -->
- <!ENTITY diams "♦"> <!-- black diamond suit, U+2666 ISOpub -->
|