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-<!--
- 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.
--->
-
-<!--
- Character entity set.
--->
-
-<!-- Latin A -->
-<!ENTITY nbsp "&#160;"> <!-- U+00A0 ISOnum - no-break space = non-breaking space -->
-<!ENTITY iexcl "&#161;"> <!-- U+00A1 ISOnum - inverted exclamation mark -->
-<!ENTITY cent "&#162;"> <!-- U+00A2 ISOnum - cent sign -->
-<!ENTITY pound "&#163;"> <!-- U+00A3 ISOnum - pound sign -->
-<!ENTITY curren "&#164;"> <!-- U+00A4 ISOnum - currency sign -->
-<!ENTITY yen "&#165;"> <!-- U+00A5 ISOnum - yen sign = yuan sign -->
-<!ENTITY brvbar "&#166;"> <!-- U+00A6 ISOnum - broken bar = broken vertical bar -->
-<!ENTITY sect "&#167;"> <!-- U+00A7 ISOnum - section sign -->
-<!ENTITY uml "&#168;"> <!-- U+00A8 ISOdia - diaeresis = spacing diaeresis -->
-<!ENTITY copy "&#169;"> <!-- U+00A9 ISOnum - copyright sign -->
-<!ENTITY ordf "&#170;"> <!-- U+00AA ISOnum - feminine ordinal indicator -->
-<!ENTITY laquo "&#171;"> <!-- U+00AB ISOnum - left-pointing double angle quotation mark = left pointing guillemet -->
-<!ENTITY not "&#172;"> <!-- U+00AC ISOnum - not sign -->
-<!ENTITY shy "&#173;"> <!-- U+00AD ISOnum - soft hyphen = discretionary hyphen -->
-<!ENTITY reg "&#174;"> <!-- U+00AE ISOnum - registered sign = registered trade mark sign -->
-<!ENTITY macr "&#175;"> <!-- U+00AF ISOdia - macron = spacing macron = overline = APL overbar -->
-<!ENTITY deg "&#176;"> <!-- U+00B0 ISOnum - degree sign -->
-<!ENTITY plusmn "&#177;"> <!-- U+00B1 ISOnum - plus-minus sign = plus-or-minus sign -->
-<!ENTITY sup2 "&#178;"> <!-- U+00B2 ISOnum - superscript two = superscript digit two = squared -->
-<!ENTITY sup3 "&#179;"> <!-- U+00B3 ISOnum - superscript three = superscript digit three = cubed -->
-<!ENTITY acute "&#180;"> <!-- U+00B4 ISOdia - acute accent = spacing acute -->
-<!ENTITY micro "&#181;"> <!-- U+00B5 ISOnum - micro sign -->
-<!ENTITY para "&#182;"> <!-- U+00B6 ISOnum - pilcrow sign = paragraph sign -->
-<!ENTITY middot "&#183;"> <!-- U+00B7 ISOnum - middle dot = Georgian comma = Greek middle dot -->
-<!ENTITY cedil "&#184;"> <!-- U+00B8 ISOdia - cedilla = spacing cedilla -->
-<!ENTITY sup1 "&#185;"> <!-- U+00B9 ISOnum - superscript one = superscript digit one -->
-<!ENTITY ordm "&#186;"> <!-- U+00BA ISOnum - masculine ordinal indicator -->
-<!ENTITY raquo "&#187;"> <!-- U+00BB ISOnum - right-pointing double angle quotation mark = right pointing guillemet -->
-<!ENTITY frac14 "&#188;"> <!-- U+00BC ISOnum - vulgar fraction one quarter = fraction one quarter -->
-<!ENTITY frac12 "&#189;"> <!-- U+00BD ISOnum - vulgar fraction one half = fraction one half -->
-<!ENTITY frac34 "&#190;"> <!-- U+00BE ISOnum - vulgar fraction three quarters = fraction three quarters -->
-<!ENTITY iquest "&#191;"> <!-- U+00BF ISOnum - inverted question mark = turned question mark -->
-<!ENTITY Agrave "&#192;"> <!-- U+00C0 ISOlat1 - latin capital letter A with grave = latin capital letter A grave -->
-<!ENTITY Aacute "&#193;"> <!-- U+00C1 ISOlat1 - latin capital letter A with acute -->
-<!ENTITY Acirc "&#194;"> <!-- U+00C2 ISOlat1 - latin capital letter A with circumflex -->
-<!ENTITY Atilde "&#195;"> <!-- U+00C3 ISOlat1 - latin capital letter A with tilde -->
-<!ENTITY Auml "&#196;"> <!-- U+00C4 ISOlat1 - latin capital letter A with diaeresis -->
-<!ENTITY Aring "&#197;"> <!-- U+00C5 ISOlat1 - latin capital letter A with ring above = latin capital letter A ring -->
-<!ENTITY AElig "&#198;"> <!-- U+00C6 ISOlat1 - latin capital letter AE = latin capital ligature AE -->
-<!ENTITY Ccedil "&#199;"> <!-- U+00C7 ISOlat1 - latin capital letter C with cedilla -->
-<!ENTITY Egrave "&#200;"> <!-- U+00C8 ISOlat1 - latin capital letter E with grave -->
-<!ENTITY Eacute "&#201;"> <!-- U+00C9 ISOlat1 - latin capital letter E with acute -->
-<!ENTITY Ecirc "&#202;"> <!-- U+00CA ISOlat1 - latin capital letter E with circumflex -->
-<!ENTITY Euml "&#203;"> <!-- U+00CB ISOlat1 - latin capital letter E with diaeresis -->
-<!ENTITY Igrave "&#204;"> <!-- U+00CC ISOlat1 - latin capital letter I with grave -->
-<!ENTITY Iacute "&#205;"> <!-- U+00CD ISOlat1 - latin capital letter I with acute -->
-<!ENTITY Icirc "&#206;"> <!-- U+00CE ISOlat1 - latin capital letter I with circumflex -->
-<!ENTITY Iuml "&#207;"> <!-- U+00CF ISOlat1 - latin capital letter I with diaeresis -->
-<!ENTITY ETH "&#208;"> <!-- U+00D0 ISOlat1 - latin capital letter ETH -->
-<!ENTITY Ntilde "&#209;"> <!-- U+00D1 ISOlat1 - latin capital letter N with tilde -->
-<!ENTITY Ograve "&#210;"> <!-- U+00D2 ISOlat1 - latin capital letter O with grave -->
-<!ENTITY Oacute "&#211;"> <!-- U+00D3 ISOlat1 - latin capital letter O with acute -->
-<!ENTITY Ocirc "&#212;"> <!-- U+00D4 ISOlat1 - latin capital letter O with circumflex -->
-<!ENTITY Otilde "&#213;"> <!-- U+00D5 ISOlat1 - latin capital letter O with tilde -->
-<!ENTITY Ouml "&#214;"> <!-- U+00D6 ISOlat1 - latin capital letter O with diaeresis -->
-<!ENTITY times "&#215;"> <!-- U+00D7 ISOnum - multiplication sign -->
-<!ENTITY Oslash "&#216;"> <!-- U+00D8 ISOlat1 - latin capital letter O with stroke = latin capital letter O slash -->
-<!ENTITY Ugrave "&#217;"> <!-- U+00D9 ISOlat1 - latin capital letter U with grave -->
-<!ENTITY Uacute "&#218;"> <!-- U+00DA ISOlat1 - latin capital letter U with acute -->
-<!ENTITY Ucirc "&#219;"> <!-- U+00DB ISOlat1 - latin capital letter U with circumflex -->
-<!ENTITY Uuml "&#220;"> <!-- U+00DC ISOlat1 - latin capital letter U with diaeresis -->
-<!ENTITY Yacute "&#221;"> <!-- U+00DD ISOlat1 - latin capital letter Y with acute -->
-<!ENTITY THORN "&#222;"> <!-- U+00DE ISOlat1 - latin capital letter THORN -->
-<!ENTITY szlig "&#223;"> <!-- U+00DF ISOlat1 - latin small letter sharp s = ess-zed -->
-<!ENTITY agrave "&#224;"> <!-- U+00E0 ISOlat1 - latin small letter a with grave = latin small letter a grave -->
-<!ENTITY aacute "&#225;"> <!-- U+00E1 ISOlat1 - latin small letter a with acute -->
-<!ENTITY acirc "&#226;"> <!-- U+00E2 ISOlat1 - latin small letter a with circumflex -->
-<!ENTITY atilde "&#227;"> <!-- U+00E3 ISOlat1 - latin small letter a with tilde -->
-<!ENTITY auml "&#228;"> <!-- U+00E4 ISOlat1 - latin small letter a with diaeresis -->
-<!ENTITY aring "&#229;"> <!-- U+00E5 ISOlat1 - latin small letter a with ring above = latin small letter a ring -->
-<!ENTITY aelig "&#230;"> <!-- U+00E6 ISOlat1 - latin small letter ae = latin small ligature ae -->
-<!ENTITY ccedil "&#231;"> <!-- U+00E7 ISOlat1 - latin small letter c with cedilla -->
-<!ENTITY egrave "&#232;"> <!-- U+00E8 ISOlat1 - latin small letter e with grave -->
-<!ENTITY eacute "&#233;"> <!-- U+00E9 ISOlat1 - latin small letter e with acute -->
-<!ENTITY ecirc "&#234;"> <!-- U+00EA ISOlat1 - latin small letter e with circumflex -->
-<!ENTITY euml "&#235;"> <!-- U+00EB ISOlat1 - latin small letter e with diaeresis -->
-<!ENTITY igrave "&#236;"> <!-- U+00EC ISOlat1 - latin small letter i with grave -->
-<!ENTITY iacute "&#237;"> <!-- U+00ED ISOlat1 - latin small letter i with acute -->
-<!ENTITY icirc "&#238;"> <!-- U+00EE ISOlat1 - latin small letter i with circumflex -->
-<!ENTITY iuml "&#239;"> <!-- U+00EF ISOlat1 - latin small letter i with diaeresis -->
-<!ENTITY eth "&#240;"> <!-- U+00F0 ISOlat1 - latin small letter eth -->
-<!ENTITY ntilde "&#241;"> <!-- U+00F1 ISOlat1 - latin small letter n with tilde -->
-<!ENTITY ograve "&#242;"> <!-- U+00F2 ISOlat1 - latin small letter o with grave -->
-<!ENTITY oacute "&#243;"> <!-- U+00F3 ISOlat1 - latin small letter o with acute -->
-<!ENTITY ocirc "&#244;"> <!-- U+00F4 ISOlat1 - latin small letter o with circumflex -->
-<!ENTITY otilde "&#245;"> <!-- U+00F5 ISOlat1 - latin small letter o with tilde -->
-<!ENTITY ouml "&#246;"> <!-- U+00F6 ISOlat1 - latin small letter o with diaeresis -->
-<!ENTITY divide "&#247;"> <!-- U+00F7 ISOnum - division sign -->
-<!ENTITY oslash "&#248;"> <!-- U+00F8 ISOlat1 - latin small letter o with stroke = latin small letter o slash -->
-<!ENTITY ugrave "&#249;"> <!-- U+00F9 ISOlat1 - latin small letter u with grave -->
-<!ENTITY uacute "&#250;"> <!-- U+00FA ISOlat1 - latin small letter u with acute -->
-<!ENTITY ucirc "&#251;"> <!-- U+00FB ISOlat1 - latin small letter u with circumflex -->
-<!ENTITY uuml "&#252;"> <!-- U+00FC ISOlat1 - latin small letter u with diaeresis -->
-<!ENTITY yacute "&#253;"> <!-- U+00FD ISOlat1 - latin small letter y with acute -->
-<!ENTITY thorn "&#254;"> <!-- U+00FE ISOlat1 - latin small letter thorn -->
-<!ENTITY yuml "&#255;"> <!-- U+00FF ISOlat1 - latin small letter y with diaeresis -->
-
-<!-- Latin Extended-A -->
-<!ENTITY OElig "&#338;"> <!-- U+0152 ISOlat2 - latin capital ligature OE -->
-<!ENTITY oelig "&#339;"> <!-- U+0153 ISOlat2 - latin small ligature oe -->
-
-<!-- ligature is a misnomer, this is a separate character in some languages -->
-<!ENTITY Scaron "&#352;"> <!-- U+0160 ISOlat2 - latin capital letter S with caron -->
-<!ENTITY scaron "&#353;"> <!-- U+0161 ISOlat2 - latin small letter s with caron -->
-<!ENTITY Yuml "&#376;"> <!-- U+0178 ISOlat2 - latin capital letter Y with diaeresis -->
-
-<!-- Spacing Modifier Letters -->
-<!ENTITY circ "&#710;"> <!-- U+02C6 ISOpub - modifier letter circumflex accent -->
-<!ENTITY tilde "&#732;"> <!-- U+02DC ISOdia - small tilde -->
-
-<!-- General Punctuation -->
-<!ENTITY ensp "&#8194;"> <!-- U+2002 ISOpub - en space -->
-<!ENTITY emsp "&#8195;"> <!-- U+2003 ISOpub - em space -->
-<!ENTITY thinsp "&#8201;"> <!-- U+2009 ISOpub - thin space -->
-<!ENTITY zwnj "&#8204;"> <!-- U+200C RFC 2070 - zero width non-joiner -->
-<!ENTITY zwj "&#8205;"> <!-- U+200D RFC 2070 - zero width joiner -->
-<!ENTITY lrm "&#8206;"> <!-- U+200E RFC 2070 - left-to-right mark -->
-<!ENTITY rlm "&#8207;"> <!-- U+200F RFC 2070 - right-to-left mark -->
-<!ENTITY ndash "&#8211;"> <!-- U+2013 ISOpub - en dash -->
-<!ENTITY mdash "&#8212;"> <!-- U+2014 ISOpub - em dash -->
-<!ENTITY lsquo "&#8216;"> <!-- U+2018 ISOnum - left single quotation mark -->
-<!ENTITY rsquo "&#8217;"> <!-- U+2019 ISOnum - right single quotation mark -->
-<!ENTITY sbquo "&#8218;"> <!-- U+201A NEW - single low-9 quotation mark -->
-<!ENTITY ldquo "&#8220;"> <!-- U+201C ISOnum - left double quotation mark -->
-<!ENTITY rdquo "&#8221;"> <!-- U+201D ISOnum - right double quotation mark, -->
-<!ENTITY bdquo "&#8222;"> <!-- U+201E NEW - double low-9 quotation mark -->
-<!ENTITY dagger "&#8224;"> <!-- U+2020 ISOpub - dagger -->
-<!ENTITY Dagger "&#8225;"> <!-- U+2021 ISOpub - double dagger -->
-<!ENTITY permil "&#8240;"> <!-- U+2030 ISOtech - per mille sign -->
-<!ENTITY lsaquo "&#8249;"> <!-- U+2039 ISO prop. - single left-pointing angle quotation mark -->
-
-<!-- lsaquo is proposed but not yet ISO standardized -->
-<!ENTITY rsaquo "&#8250;"> <!-- U+203A ISO prop. - single right-pointing angle quotation mark -->
-
-<!-- rsaquo is proposed but not yet ISO standardized -->
-<!ENTITY euro "&#8364;"> <!-- U+20AC NEW - euro sign -->
-
-<!-- Latin Extended-B -->
-<!ENTITY fnof "&#402;"> <!-- U+0192 ISOtech - latin small f with hook = function = florin -->
-
-<!-- Greek -->
-<!ENTITY Alpha "&#913;"> <!-- U+0391 - greek capital letter alpha -->
-<!ENTITY Beta "&#914;"> <!-- U+0392 - greek capital letter beta -->
-<!ENTITY Gamma "&#915;"> <!-- U+0393 ISOgrk3 - greek capital letter gamma -->
-<!ENTITY Delta "&#916;"> <!-- U+0394 ISOgrk3 - greek capital letter delta -->
-<!ENTITY Epsilon "&#917;"> <!-- U+0395 - greek capital letter epsilon -->
-<!ENTITY Zeta "&#918;"> <!-- U+0396 - greek capital letter zeta -->
-<!ENTITY Eta "&#919;"> <!-- U+0397 - greek capital letter eta -->
-<!ENTITY Theta "&#920;"> <!-- U+0398 ISOgrk3 - greek capital letter theta -->
-<!ENTITY Iota "&#921;"> <!-- U+0399 - greek capital letter iota -->
-<!ENTITY Kappa "&#922;"> <!-- U+039A - greek capital letter kappa -->
-<!ENTITY Lambda "&#923;"> <!-- U+039B ISOgrk3 - greek capital letter lambda -->
-<!ENTITY Mu "&#924;"> <!-- U+039C - greek capital letter mu -->
-<!ENTITY Nu "&#925;"> <!-- U+039D - greek capital letter nu -->
-<!ENTITY Xi "&#926;"> <!-- U+039E ISOgrk3 - greek capital letter xi -->
-<!ENTITY Omicron "&#927;"> <!-- U+039F - greek capital letter omicron -->
-<!ENTITY Pi "&#928;"> <!-- U+03A0 ISOgrk3 - greek capital letter pi -->
-<!ENTITY Rho "&#929;"> <!-- U+03A1 - greek capital letter rho -->
-<!ENTITY Sigma "&#931;"> <!-- U+03A3 ISOgrk3 - greek capital letter sigma -->
-<!ENTITY Tau "&#932;"> <!-- U+03A4 - greek capital letter tau -->
-<!ENTITY Upsilon "&#933;"> <!-- U+03A5 ISOgrk3 - greek capital letter upsilon -->
-<!ENTITY Phi "&#934;"> <!-- U+03A6 ISOgrk3 - greek capital letter phi -->
-<!ENTITY Chi "&#935;"> <!-- U+03A7 - greek capital letter chi -->
-<!ENTITY Psi "&#936;"> <!-- U+03A8 ISOgrk3 - greek capital letter psi -->
-<!ENTITY Omega "&#937;"> <!-- U+03A9 ISOgrk3 - greek capital letter omega -->
-<!ENTITY alpha "&#945;"> <!-- U+03B1 ISOgrk3 - greek small letter alpha -->
-<!ENTITY beta "&#946;"> <!-- U+03B2 ISOgrk3 - greek small letter beta -->
-<!ENTITY gamma "&#947;"> <!-- U+03B3 ISOgrk3 - greek small letter gamma -->
-<!ENTITY delta "&#948;"> <!-- U+03B4 ISOgrk3 - greek small letter delta -->
-<!ENTITY epsilon "&#949;"> <!-- U+03B5 ISOgrk3 - greek small letter epsilon -->
-<!ENTITY zeta "&#950;"> <!-- U+03B6 ISOgrk3 - greek small letter zeta -->
-<!ENTITY eta "&#951;"> <!-- U+03B7 ISOgrk3 - greek small letter eta -->
-<!ENTITY theta "&#952;"> <!-- U+03B8 ISOgrk3 - greek small letter theta -->
-<!ENTITY iota "&#953;"> <!-- U+03B9 ISOgrk3 - greek small letter iota -->
-<!ENTITY kappa "&#954;"> <!-- U+03BA ISOgrk3 - greek small letter kappa -->
-<!ENTITY lambda "&#955;"> <!-- U+03BB ISOgrk3 - greek small letter lambda -->
-<!ENTITY mu "&#956;"> <!-- U+03BC ISOgrk3 - greek small letter mu -->
-<!ENTITY nu "&#957;"> <!-- U+03BD ISOgrk3 - greek small letter nu -->
-<!ENTITY xi "&#958;"> <!-- U+03BE ISOgrk3 - greek small letter xi -->
-<!ENTITY omicron "&#959;"> <!-- U+03BF NEW - greek small letter omicron -->
-<!ENTITY pi "&#960;"> <!-- U+03C0 ISOgrk3 - greek small letter pi -->
-<!ENTITY rho "&#961;"> <!-- U+03C1 ISOgrk3 - greek small letter rho -->
-<!ENTITY sigmaf "&#962;"> <!-- U+03C2 ISOgrk3 - greek small letter final sigma -->
-<!ENTITY sigma "&#963;"> <!-- U+03C3 ISOgrk3 - greek small letter sigma -->
-<!ENTITY tau "&#964;"> <!-- U+03C4 ISOgrk3 - greek small letter tau -->
-<!ENTITY upsilon "&#965;"> <!-- U+03C5 ISOgrk3 - greek small letter upsilon -->
-<!ENTITY phi "&#966;"> <!-- U+03C6 ISOgrk3 - greek small letter phi -->
-<!ENTITY chi "&#967;"> <!-- U+03C7 ISOgrk3 - greek small letter chi -->
-<!ENTITY psi "&#968;"> <!-- U+03C8 ISOgrk3 - greek small letter psi -->
-<!ENTITY omega "&#969;"> <!-- U+03C9 ISOgrk3 - greek small letter omega -->
-<!ENTITY thetasym "&#977;"> <!-- U+03D1 NEW - greek small letter theta symbol -->
-<!ENTITY upsih "&#978;"> <!-- U+03D2 NEW - greek upsilon with hook symbol -->
-<!ENTITY piv "&#982;"> <!-- U+03D6 ISOgrk3 - greek pi symbol -->
-
-<!-- General Punctuation -->
-<!ENTITY bull "&#8226;"> <!-- U+2022 ISOpub - bullet = black small circle -->
-<!ENTITY hellip "&#8230;"> <!-- U+2026 ISOpub - horizontal ellipsis = three dot leader -->
-<!ENTITY prime "&#8242;"> <!-- U+2032 ISOtech - prime = minutes = feet -->
-<!ENTITY Prime "&#8243;"> <!-- U+2033 ISOtech - double prime = seconds = inches -->
-<!ENTITY oline "&#8254;"> <!-- U+203E NEW - overline = spacing overscore -->
-<!ENTITY frasl "&#8260;"> <!-- U+2044 NEW - fraction slash -->
-
-<!-- Letterlike Symbols -->
-<!ENTITY weierp "&#8472;"> <!-- U+2118 ISOamso - script capital P = power set = Weierstrass p -->
-<!ENTITY image "&#8465;"> <!-- U+2111 ISOamso - blackletter capital I = imaginary part -->
-<!ENTITY real "&#8476;"> <!-- U+211C ISOamso - blackletter capital R = real part symbol -->
-<!ENTITY trade "&#8482;"> <!-- U+2122 ISOnum - trade mark sign -->
-<!ENTITY alefsym "&#8501;"> <!-- U+2135 NEW - alef symbol = first transfinite cardinal -->
-
-<!-- Arrows -->
-<!ENTITY larr "&#8592;"> <!-- U+2190 ISOnum - leftwards arrow -->
-<!ENTITY uarr "&#8593;"> <!-- U+2191 ISOnum - upwards arrow -->
-<!ENTITY rarr "&#8594;"> <!-- U+2192 ISOnum - rightwards arrow -->
-<!ENTITY darr "&#8595;"> <!-- U+2193 ISOnum - downwards arrow -->
-<!ENTITY harr "&#8596;"> <!-- U+2194 ISOamsa - left right arrow -->
-<!ENTITY crarr "&#8629;"> <!-- U+21B5 NEW - downwards arrow with corner leftwards = carriage return -->
-<!ENTITY lArr "&#8656;"> <!-- U+21D0 ISOtech - leftwards double arrow -->
-<!ENTITY uArr "&#8657;"> <!-- U+21D1 ISOamsa - upwards double arrow -->
-<!ENTITY rArr "&#8658;"> <!-- U+21D2 ISOtech - rightwards double arrow -->
-<!ENTITY dArr "&#8659;"> <!-- U+21D3 ISOamsa - downwards double arrow -->
-<!ENTITY hArr "&#8660;"> <!-- U+21D4 ISOamsa - left right double arrow -->
-
-<!-- Mathematical Operators -->
-<!ENTITY forall "&#8704;"> <!-- U+2200 ISOtech - for all -->
-<!ENTITY part "&#8706;"> <!-- U+2202 ISOtech - partial differential -->
-<!ENTITY exist "&#8707;"> <!-- U+2203 ISOtech - there exists -->
-<!ENTITY empty "&#8709;"> <!-- U+2205 ISOamso - empty set = null set = diameter -->
-<!ENTITY nabla "&#8711;"> <!-- U+2207 ISOtech - nabla = backward difference -->
-<!ENTITY isin "&#8712;"> <!-- U+2208 ISOtech - element of -->
-<!ENTITY notin "&#8713;"> <!-- U+2209 ISOtech - not an element of -->
-<!ENTITY ni "&#8715;"> <!-- U+220B ISOtech - contains as member -->
-<!ENTITY prod "&#8719;"> <!-- U+220F ISOamsb - n-ary product = product sign -->
-<!ENTITY sum "&#8721;"> <!-- U+2211 ISOamsb - n-ary sumation -->
-<!ENTITY minus "&#8722;"> <!-- U+2212 ISOtech - minus sign -->
-<!ENTITY lowast "&#8727;"> <!-- U+2217 ISOtech - asterisk operator -->
-<!ENTITY radic "&#8730;"> <!-- U+221A ISOtech - square root = radical sign -->
-<!ENTITY prop "&#8733;"> <!-- U+221D ISOtech - proportional to -->
-<!ENTITY infin "&#8734;"> <!-- U+221E ISOtech - infinity -->
-<!ENTITY ang "&#8736;"> <!-- U+2220 ISOamso - angle -->
-<!ENTITY and "&#8743;"> <!-- U+2227 ISOtech - logical and = wedge -->
-<!ENTITY or "&#8744;"> <!-- U+2228 ISOtech - logical or = vee -->
-<!ENTITY cap "&#8745;"> <!-- U+2229 ISOtech - intersection = cap -->
-<!ENTITY cup "&#8746;"> <!-- U+222A ISOtech - union = cup -->
-<!ENTITY int "&#8747;"> <!-- U+222B ISOtech - integral -->
-<!ENTITY there4 "&#8756;"> <!-- U+2234 ISOtech - therefore -->
-<!ENTITY sim "&#8764;"> <!-- U+223C ISOtech - tilde operator = varies with = similar to -->
-<!ENTITY cong "&#8773;"> <!-- U+2245 ISOtech - approximately equal to -->
-<!ENTITY asymp "&#8776;"> <!-- U+2248 ISOamsr - almost equal to = asymptotic to -->
-<!ENTITY ne "&#8800;"> <!-- U+2260 ISOtech - not equal to -->
-<!ENTITY equiv "&#8801;"> <!-- U+2261 ISOtech - identical to -->
-<!ENTITY le "&#8804;"> <!-- U+2264 ISOtech - less-than or equal to -->
-<!ENTITY ge "&#8805;"> <!-- U+2265 ISOtech - greater-than or equal to -->
-<!ENTITY sub "&#8834;"> <!-- U+2282 ISOtech - subset of -->
-<!ENTITY sup "&#8835;"> <!-- U+2283 ISOtech - superset of -->
-<!ENTITY nsub "&#8836;"> <!-- U+2284 ISOamsn - not a subset of -->
-<!ENTITY sube "&#8838;"> <!-- U+2286 ISOtech - subset of or equal to -->
-<!ENTITY supe "&#8839;"> <!-- U+2287 ISOtech - superset of or equal to -->
-<!ENTITY oplus "&#8853;"> <!-- U+2295 ISOamsb - circled plus = direct sum -->
-<!ENTITY otimes "&#8855;"> <!-- U+2297 ISOamsb - circled times = vector product -->
-<!ENTITY perp "&#8869;"> <!-- U+22A5 ISOtech - up tack = orthogonal to = perpendicular -->
-<!ENTITY sdot "&#8901;"> <!-- U+22C5 ISOamsb - dot operator -->
-
-<!-- Miscellaneous Technical -->
-<!ENTITY lceil "&#8968;"> <!-- U+2308 ISOamsc - left ceiling = apl upstile -->
-<!ENTITY rceil "&#8969;"> <!-- U+2309 ISOamsc - right ceiling -->
-<!ENTITY lfloor "&#8970;"> <!-- U+230A ISOamsc - left floor = apl downstile -->
-<!ENTITY rfloor "&#8971;"> <!-- U+230B ISOamsc - right floor -->
-<!ENTITY lang "&#9001;"> <!-- U+2329 ISOtech - left-pointing angle bracket = bra -->
-<!ENTITY rang "&#9002;"> <!-- U+232A ISOtech - right-pointing angle bracket = ket -->
-
-<!-- Geometric Shapes -->
-<!ENTITY loz "&#9674;"> <!-- U+25CA ISOpub - lozenge -->
-
-<!-- Miscellaneous Symbols -->
-<!ENTITY spades "&#9824;"> <!-- U+2660 ISOpub - black spade suit -->
-<!ENTITY clubs "&#9827;"> <!-- U+2663 ISOpub - black club suit = shamrock -->
-<!ENTITY hearts "&#9829;"> <!-- U+2665 ISOpub - black heart suit = valentine -->
-<!ENTITY diams "&#9830;"> <!-- U+2666 ISOpub - black diamond suit -->