<!--
File symbol.ent produced by the XSL script characters.xsl
from input data in unicode.xml.
Please report any errors to David Carlisle
via the public W3C list www-math@w3.org.
The numeric character values assigned to each entity
(should) match the Unicode assignments in Unicode 3.2.
-->
<!ENTITY alefsym "ℵ" ><!-- -->
<!ENTITY Alpha "Α" ><!-- -->
<!ENTITY alpha "α" ><!--greek small letter alpha -->
<!ENTITY and "∧" ><!--logical and = wedge -->
<!ENTITY ang "∠" ><!--angle -->
<!ENTITY asymp "≈" ><!--almost equal to = asymptotic to -->
<!ENTITY Beta "Β" ><!-- -->
<!ENTITY beta "β" ><!--greek small letter beta -->
<!ENTITY bull "•" ><!--bullet = black small circle -->
<!ENTITY cap "∩" ><!--intersection = cap -->
<!ENTITY Chi "Χ" ><!-- -->
<!ENTITY chi "χ" ><!--greek small letter chi -->
<!ENTITY clubs "♣" ><!--black club suit = shamrock -->
<!ENTITY cong "≅" ><!--approximately equal to -->
<!ENTITY crarr "↵" ><!-- -->
<!ENTITY cup "∪" ><!--union = cup -->
<!ENTITY dArr "⇓" ><!--downwards double arrow -->
<!ENTITY darr "↓" ><!--downwards arrow -->
<!ENTITY Delta "Δ" ><!--greek capital letter delta -->
<!ENTITY delta "δ" ><!--greek small letter delta -->
<!ENTITY diams "♦" ><!--black diamond suit -->
<!ENTITY empty "∅" ><!--empty set = null set = diameter -->
<!ENTITY Epsilon "Ε" ><!-- -->
<!ENTITY epsilon "ε" ><!-- -->
<!ENTITY equiv "≡" ><!--identical to -->
<!ENTITY Eta "Η" ><!-- -->
<!ENTITY eta "η" ><!--greek small letter eta -->
<!ENTITY exist "∃" ><!--there exists -->
<!ENTITY fnof "ƒ" ><!--latin small f with hook = function = florin -->
<!ENTITY forall "∀" ><!--for all -->
<!ENTITY frasl "⁄" ><!-- -->
<!ENTITY Gamma "Γ" ><!--greek capital letter gamma -->
<!ENTITY gamma "γ" ><!--greek small letter gamma -->
<!ENTITY ge "≥" ><!--greater-than or equal to -->
<!ENTITY hArr "⇔" ><!--left right double arrow -->
<!ENTITY harr "↔" ><!--left right arrow -->
<!ENTITY hearts "♥" ><!--black heart suit = valentine -->
<!ENTITY hellip "…" ><!--horizontal ellipsis = three dot leader -->
<!ENTITY image "ℑ" ><!--blackletter capital I = imaginary part -->
<!ENTITY infin "∞" ><!--infinity -->
<!ENTITY int "∫" ><!--integral -->
<!ENTITY Iota "Ι" ><!-- -->
<!ENTITY iota "ι" ><!--greek small letter iota -->
<!ENTITY isin "∈" ><!--element of -->
<!ENTITY Kappa "Κ" ><!-- -->
<!ENTITY kappa "κ" ><!--greek small letter kappa -->
<!ENTITY Lambda "Λ" ><!--greek capital letter lambda -->
<!ENTITY lambda "λ" ><!--greek small letter lambda -->
<!ENTITY lang "〈" ><!--left-pointing angle bracket = bra -->
<!ENTITY lArr "⇐" ><!--leftwards double arrow -->
<!ENTITY larr "←" ><!--leftwards arrow -->
<!ENTITY lceil "⌈" ><!--left ceiling = apl upstile -->
<!ENTITY le "≤" ><!--less-than or equal to -->
<!ENTITY lfloor "⌊" ><!--left floor = apl downstile -->
<!ENTITY lowast "∗" ><!--asterisk operator -->
<!ENTITY loz "◊" ><!--lozenge -->
<!ENTITY minus "−" ><!--minus sign -->
<!ENTITY Mu "Μ" ><!-- -->
<!ENTITY mu "μ" ><!--greek small letter mu -->
<!ENTITY nabla "∇" ><!--nabla = backward difference -->
<!ENTITY ne "≠" ><!--not equal to -->
<!ENTITY ni "∋" ><!--contains as member -->
<!ENTITY notin "∉" ><!--not an element of -->
<!ENTITY nsub "⊄" ><!--not a subset of -->
<!ENTITY Nu "Ν" ><!-- -->
<!ENTITY nu "ν" ><!--greek small letter nu -->
<!ENTITY oline "‾" ><!-- -->
<!ENTITY Omega "Ω" ><!--greek capital letter omega -->
<!ENTITY omega "ω" ><!--greek small letter omega -->
<!ENTITY Omicron "Ο" ><!-- -->
<!ENTITY omicron "ο" ><!--greek small letter omicron -->
<!ENTITY oplus "⊕" ><!--circled plus = direct sum -->
<!ENTITY or "∨" ><!--logical or = vee -->
<!ENTITY otimes "⊗" ><!--circled times = vector product -->
<!ENTITY part "∂" ><!--partial differential -->
<!ENTITY perp "⊥" ><!--up tack = orthogonal to = perpendicular -->
<!ENTITY Phi "Φ" ><!--greek capital letter phi -->
<!ENTITY phi "ϕ" ><!--greek small letter phi -->
<!ENTITY Pi "Π" ><!--greek capital letter pi -->
<!ENTITY pi "π" ><!--greek small letter pi -->
<!ENTITY piv "ϖ" ><!--greek pi symbol -->
<!ENTITY Prime "″" ><!--double prime = seconds = inches -->
<!ENTITY prime "′" ><!--prime = minutes = feet -->
<!ENTITY prod "∏" ><!--n-ary product = product sign -->
<!ENTITY prop "∝" ><!--proportional to -->
<!ENTITY Psi "Ψ" ><!--greek capital letter psi -->
<!ENTITY psi "ψ" ><!--greek small letter psi -->
<!ENTITY radic "√" ><!--square root = radical sign -->
<!ENTITY rang "〉" ><!--right-pointing angle bracket = ket -->
<!ENTITY rArr "⇒" ><!--rightwards double arrow -->
<!ENTITY rarr "→" ><!--rightwards arrow -->
<!ENTITY rceil "⌉" ><!--right ceiling -->
<!ENTITY real "ℜ" ><!--blackletter capital R = real part symbol -->
<!ENTITY rfloor "⌋" ><!--right floor -->
<!ENTITY Rho "Ρ" ><!-- -->
<!ENTITY rho "ρ" ><!--greek small letter rho -->
<!ENTITY sdot "⋅" ><!--dot operator -->
<!ENTITY Sigma "Σ" ><!--greek capital letter sigma -->
<!ENTITY sigma "σ" ><!--greek small letter sigma -->
<!ENTITY sigmaf "ς" ><!-- -->
<!ENTITY sim "∼" ><!--tilde operator = varies with = similar to -->
<!ENTITY spades "♠" ><!--black spade suit -->
<!ENTITY sub "⊂" ><!--subset of -->
<!ENTITY sube "⊆" ><!--subset of or equal to -->
<!ENTITY sum "∑" ><!--n-ary sumation -->
<!ENTITY sup "⊃" ><!--superset of -->
<!ENTITY supe "⊇" ><!--superset of or equal to -->
<!ENTITY Tau "Τ" ><!-- -->
<!ENTITY tau "τ" ><!--greek small letter tau -->
<!ENTITY there4 "∴" ><!--therefore -->
<!ENTITY Theta "Θ" ><!--greek capital letter theta -->
<!ENTITY theta "θ" ><!--greek small letter theta -->
<!ENTITY thetasym "ϑ" ><!--greek small letter theta symbol -->
<!ENTITY trade "™" ><!--trade mark sign -->
<!ENTITY uArr "⇑" ><!--upwards double arrow -->
<!ENTITY uarr "↑" ><!--upwards arrow -->
<!ENTITY upsih "ϒ" ><!--greek upsilon with hook symbol -->
<!ENTITY Upsilon "Υ" ><!--greek capital letter upsilon -->
<!ENTITY upsilon "υ" ><!-- -->
<!ENTITY weierp "℘" ><!--script capital P = power set = Weierstrass p -->
<!ENTITY Xi "Ξ" ><!--greek capital letter xi -->
<!ENTITY xi "ξ" ><!--greek small letter xi -->
<!ENTITY Zeta "Ζ" ><!-- -->
<!ENTITY zeta "ζ" ><!--greek small letter zeta -->
Romain Loth