| <!-- 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 --> |
