<!-- Mathematical, Greek and Symbolic characters for HTML --> | |
<!-- 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 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 lambda, | |
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 lambda, | |
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 small letter 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"> <!-- blackletter capital I = imaginary part, | |
U+2111 ISOamso --> | |
<!ENTITY real "ℜ"> <!-- blackletter 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 = diameter, | |
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 --> | |
<!-- should there be a more memorable name than 'ni'? --> | |
<!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 sumation, 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 --> | |
<!-- note that nsup, 'not a superset of, U+2283' is not covered by the Symbol | |
font encoding and is not included. Should it be, for symmetry? | |
It is in ISOamsn --> | |
<!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' | |
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' | |
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 --> |