html ENTITIES Maths Symbol in Unicode

Entity	Decimal	Char Arial	Char Times	Hex	Remark	Unicode
+	+	+	+	+	plus sign	U+002B;
<	<	<	<	<	less-than sign	U+003C;
=	=	=	=	=	equals sign	U+003D;
>	>	>	>	>	greater-than sign	U+003E;
\|	\|	\|	\|	\|	vertical line	U+007C;
	~	~	~	~	tilde	U+007E;
¬	¬	¬	¬	¬	not sign	U+00AC;
°	°	°	°	°	degree symbol	U+00B0;
±	±	±	±	±	plus-minus sign	U+00B1;
µ	µ	µ	µ	µ	micro mu symbol	U+00B5;
×	×	×	×	×	multiplication sign	U+00D7;
÷	÷	÷	÷	÷	division sign	U+00F7;
&fnof;	ƒ	ƒ	ƒ	ƒ	function italic f	U+0192;
μ	μ	μ	μ	μ	lower case mu (mean)	U+03BC;
σ	σ	σ	σ	σ	lower case sigma (standard deviation)	U+03C3;
χ	χ	χ	χ	χ	lower case chi	U+03C7;
&bepsi;	϶	϶	϶	϶	greek reversed lunate epsilon symbol	U+03F6;
	؆	؆	؆	؆	arabic-indic cube root	U+0606;
	؇	؇	؇	؇	arabic-indic fourth root	U+0607;
	؈	؈	؈	؈	arabic ray	U+0608;
&permil;	‰	‰	‰	‰	per mille sign	U+2030;
&pertenk;	‱	‱	‱	‱	per ten thousand sign	U+2031;
′	′	′	′	′	prime	U+2032;
″	″	″	″	″	double prime	U+2033;
‴	‴	‴	‴	‴	triple prime	U+2034;
&frasl;	⁄	⁄	⁄	⁄	fraction slash	U+2044;
	⁒	⁒	⁒	⁒	commercial minus sign	U+2052;
	⁗	⁗	⁗	⁗	quadruple prime	U+2052;
&Copf;	ℂ	ℂ	ℂ	ℂ	double-struck capital c	U+2102;
&image;	ℑ	ℑ	ℑ	ℑ	black-letter capital i	U+2111;
&Nopf;	ℕ	ℕ	ℕ	ℕ	double-struck capital n	U+2115;
&weierp;	℘	℘	℘	℘	script capital p	U+2118;
&Popf;	ℙ	ℙ	ℙ	ℙ	double-struck capital p	U+2119;
&rationals;	ℚ	ℚ	ℚ	ℚ	double-struck capital q	U+211A;
&real;	ℜ	ℜ	ℜ	ℜ	black-letter capital r	U+211C;
&reals;	ℝ	ℝ	ℝ	ℝ	double-struck capital r	U+211D;
&integers;	ℤ	ℤ	ℤ	ℤ	double-struck capital z	U+2124;
&alefsym;	ℵ	ℵ	ℵ	ℵ	alef symbol	U+2135;
	⅀	⅀	⅀	⅀	double-struck n-ary summation	U+2140;
	⅁	⅁	⅁	⅁	turned sans-serif capital g	U+2141;
	⅂	⅂	⅂	⅂	turned sans-serif capital l	U+2142;
	⅃	⅃	⅃	⅃	reversed sans-serif capital l	U+2143;
	⅄	⅄	⅄	⅄	turned sans-serif capital y	U+2144;
	⅋	⅋	⅋	⅋	turned ampersand	U+214B;
←	←	←	←	←	leftwards arrow	U+2190;
↑	↑	↑	↑	↑	upwards arrow	U+2191;
→	→	→	→	→	rightwards arrow	U+2192;
↓	↓	↓	↓	↓	downwards arrow	U+2193;
↔	↔	↔	↔	↔	left right arrow	U+2194;
&nlarr;	↚	↚	↚	↚	leftwards arrow with stroke	U+219A;
&nrarr;	↛	↛	↛	↛	rightwards arrow with stroke	U+219B;
&Rarr;	↠	↠	↠	↠	rightwards two headed arrow	U+21A0;
&rarrtl;	↣	↣	↣	↣	rightwards arrow with tail	U+21A3;
&map;	↦	↦	↦	↦	rightwards arrow from bar	U+21A6;
&nharr;	↮	↮	↮	↮	left right arrow with stroke	U+21AE;
&nhArr;	⇎	⇎	⇎	⇎	left right double arrow with stroke	U+21CE;
&nrArr;	⇏	⇏	⇏	⇏	rightwards double arrow with stroke	U+21CF;
⇒	⇒	⇒	⇒	⇒	rightwards double arrow	U+21D2;
⇔	⇔	⇔	⇔	⇔	left right double arrow	U+21D4;
	⇴	⇴	⇴	⇴	right arrow with small circle	U+21F4;
&duarr;	⇵	⇵	⇵	⇵	downwards arrow leftwards of upwards arrow	U+21F5;
	⇶	⇶	⇶	⇶	three rightwards arrows	U+21F6;
	⇷	⇷	⇷	⇷	leftwards arrow with vertical stroke	U+21F7;
	⇸	⇸	⇸	⇸	rightwards arrow with vertical stroke	U+21F8;
	⇹	⇹	⇹	⇹	left right arrow with vertical stroke	U+21F9;
	⇺	⇺	⇺	⇺	leftwards arrow with double vertical stroke	U+21FA;
	⇻	⇻	⇻	⇻	rightwards arrow with double vertical stroke	U+21FB;
	⇼	⇼	⇼	⇼	left right arrow with double vertical stroke	U+21FC;
&loarr;;	⇽	⇽	⇽	⇽	leftwards open-headed arrow	U+21FD;
&roarr;;	⇾	⇾	⇾	⇾	rightwards open-headed arrow	U+21FE;
&hoarr;;	⇿	⇿	⇿	⇿	left right open-headed arrow	U+21FF;
&forall ;	∀	∀	∀	∀	for all	U+2200;
&comp;;	∁	∁	∁	∁	complement	U+2201;
∂	∂	∂	∂	∂	partial differential	U+2202;
&exist ;	∃	∃	∃	∃	there exists	U+2203;
&nexist;	∄	∄	∄	∄	there does not exist	U+2204;
&empty ;	∅	∅	∅	∅	empty set	U+2205;
	∆	∆	∆	∆	increment	U+2206;
∇	∇	∇	∇	∇	nabla	U+2207;
&isin ;	∈	∈	∈	∈	element of	U+2208;
&notin ;	∉	∉	∉	∉	not an element of	U+2209;
	∊	∊	∊	∊	small element of	U+220A;
&ni;	∋	∋	∋	∋	contains as member	U+220B;
&notni;	∌	∌	∌	∌	does not contain as member	U+220C;
	∍	∍	∍	∍	small contains as member	U+220D;
	∎	∎	∎	∎	end of proof	U+220E;
∏	∏	∏	∏	∏	n-ary product	U+220F;
&coprod;	∐	∐	∐	∐	n-ary coproduct	U+2210;
∑;	∑	∑	∑	∑	n-ary summation	U+2211;
−	−	−	−	−	minus sign	U+2212;
&mnplus;	∓	∓	∓	∓	minus-or-plus sign	U+2213;
&plusdo;	∔	∔	∔	∔	dot plus	U+2214;
	∕	∕	∕	∕	division slash	U+2215;
&setmn;	∖	∖	∖	∖	set minus	U+2216;
&lowast;;	∗	∗	∗	∗	asterisk operator	U+2217;
&compfn;	∘	∘	∘	∘	ring operator	U+2218;
	∙	∙	∙	∙	bullet operator	U+2219;
√	√	√	√	√	square root	U+221A;
	∛	∛	∛	∛	cube root	U+221B;
	∜	∜	∜	∜	fourth root	U+221C;
&prop;	∝	∝	∝	∝	proportional to	U+221D;
∞	∞	∞	∞	∞	infinity	U+221E;
&angrt;;	∟	∟	∟	∟	right angle	U+221F;
&ang;	∠	∠	∠	∠	angle	U+2220;
&angmsd;	∡	∡	∡	∡	measured angle	U+2221;
&angsph;	∢	∢	∢	∢	spherical angle	U+2222;
&mid;	∣	∣	∣	∣	divides	U+2223;
&nmid;	∤	∤	∤	∤	does not divide	U+2224;
&par;	∥	∥	∥	∥	parallel to	U+2225;
&npar;	∦	∦	∦	∦	not parallel to	U+2226;
&and;	∧	∧	∧	∧	logical and	U+2227;
&or ;	∨	∨	∨	∨	logical or	U+2228;
&cap ;	∩	∩	∩	∩	intersection	U+2229;
&cup ;	∪	∪	∪	∪	union	U+222A;
∫	∫	∫	∫	∫	integral	U+222B;
&Int;	∬	∬	∬	∬	double integral	U+222C;
&tint;	∭	∭	∭	∭	triple integral	U+222D;
&conint;	∮	∮	∮	∮	contour integral	U+222E;
&Conint;	∯	∯	∯	∯	surface integral	U+222F;
&Cconint;	∰	∰	∰	∰	volume integral	U+2230;
&cwint;	∱	∱	∱	∱	clockwise integral	U+2231;
&cwconint;	∲	∲	∲	∲	clockwise contour integral	U+2232;
&awconint;	∳	∳	∳	∳	anticlockwise contour integral	U+2233;
&there4;	∴	∴	∴	∴	therefore	U+2234;
&becaus;	∵	∵	∵	∵	because	U+2235;
&ratio;	∶	∶	∶	∶	ratio	U+2236;
&Colon;	∷	∷	∷	∷	proportion	U+2237;
&minusd;	∸	∸	∸	∸	dot minus	U+2238;
	∹	∹	∹	∹	excess	U+2239;
&mDDot;	∺	∺	∺	∺	geometric proportion	U+223A;
&homtht;	∻	∻	∻	∻	homothetic	U+223B;
&sim;	∼	∼	∼	∼	tilde operator	U+223C;
&bsim;	∽	∽	∽	∽	reversed tilde	U+223D;
&ac;	∾	∾	∾	∾	inverted lazy s	U+223E;
&acd;	∿	∿	∿	∿	sine wave	U+223F;
&wreath;	≀	≀	≀	≀	wreath product	U+2240;
&nsim;	≁	≁	≁	≁	not tilde	U+2241;
&esim;	≂	≂	≂	≂	minus tilde	U+2242;
&sime;	≃	≃	≃	≃	asymptotically equal to	U+2243;
&nsime;	≄	≄	≄	≄	not asymptotically equal to	U+2244;
&cong;	≅	≅	≅	≅	approximately equal to	U+2245;
&simne;	≆	≆	≆	≆	approximately but not actually equal to	U+2246;
&ncong;	≇	≇	≇	≇	neither approximately nor actually equal to	U+2247;
≈	≈	≈	≈	≈	almost equal to	U+2248;
&nap;	≉	≉	≉	≉	not almost equal to	U+2249;
&ape;	≊	≊	≊	≊	almost equal or equal to	U+224A;
&apid;	≋	≋	≋	≋	triple tilde	U+224B;
&bcong;	≌	≌	≌	≌	all equal to	U+224C;
&asympeq;	≍	≍	≍	≍	equivalent to	U+224D;
&bump;	≎	≎	≎	≎	geometrically equivalent to	U+224E;
&bumpe;	≏	≏	≏	≏	difference between	U+224F;
&esdot;	≐	≐	≐	≐	approaches the limit	U+2250;
&eDot;	≑	≑	≑	≑	geometrically equal to	U+2251;
&efDot;	≒	≒	≒	≒	approximately equal to or the image of	U+2252;
&erDot;	≓	≓	≓	≓	image of or approximately equal to	U+2253;
&colone;	≔	≔	≔	≔	colon equals	U+2254;
&ecolon;	≕	≕	≕	≕	equals colon	U+2255;
&ecir;	≖	≖	≖	≖	ring in equal to	U+2256;
&cire;	≗	≗	≗	≗	ring equal to	U+2257;
	≘	≘	≘	≘	corresponds to	U+2258;
&wedgeq;	≙	≙	≙	≙	estimates	U+2259;
&veeeq;	≚	≚	≚	≚	equiangular to	U+225A;
	≛	≛	≛	≛	star equals	U+225B;
&trie;	≜	≜	≜	≜	delta equal to	U+225C;
	≝	≝	≝	≝	equal to by definition	U+225D;
	≞	≞	≞	≞	measured by	U+225E;
&equest;	≟	≟	≟	≟	questioned equal to	U+225F;
≠	≠	≠	≠	≠	not equal to	U+2260;
&equiv;	≡	≡	≡	≡	identical to	U+2261;
&nequiv;	≢	≢	≢	≢	not identical to	U+2262;
	≣	≣	≣	≣	strictly equivalent to	U+2263;
≤	≤	≤	≤	≤	less-than or equal to	U+2264;
≥	≥	≥	≥	≥	greater-than or equal to	U+2265;
&lE;	≦	≦	≦	≦	less-than over equal to	U+2266;
&gE;	≧	≧	≧	≧	greater-than over equal to	U+2267;
&lnE;	≨	≨	≨	≨	less-than but not equal to	U+2268;
&gnE;	≩	≩	≩	≩	greater-than but not equal to	U+2269;
&Lt;	≪	≪	≪	≪	much less-than	U+226A;
&Gt;	≫	≫	≫	≫	much greater-than	U+226B;
&twixt;	≬	≬	≬	≬	between	U+226C;
&NotCupCap;	≭	≭	≭	≭	not equivalent to	U+226D;
&nlt;	≮	≮	≮	≮	not less-than	U+226E;
&ngt;	≯	≯	≯	≯	not greater-than	U+226F;
&nle;	≰	≰	≰	≰	neither less-than nor equal to	U+2270;
&nge;	≱	≱	≱	≱	neither greater-than nor equal to	U+2271;
&lsim;	≲	≲	≲	≲	less-than or equivalent to	U+2272;
&gsim;	≳	≳	≳	≳	greater-than or equivalent to	U+2273;
&nlsim;	≴	≴	≴	≴	neither less-than nor equivalent to	U+2274;
&ngsim;	≵	≵	≵	≵	neither greater-than nor equivalent to	U+2275;
&lg;	≶	≶	≶	≶	less-than or greater-than	U+2276;
&gl;	≷	≷	≷	≷	greater-than or less-than	U+2277;
&ntlg;	≸	≸	≸	≸	neither less-than nor greater-than	U+2278;
&ntgl;	≹	≹	≹	≹	neither greater-than nor less-than	U+2279;
&pr;	≺	≺	≺	≺	precedes	U+227A;
&sc;	≻	≻	≻	≻	succeeds	U+227B;
&prcue;	≼	≼	≼	≼	precedes or equal to	U+227C;
&sccue;	≽	≽	≽	≽	succeeds or equal to	U+227D;
&prsim;	≾	≾	≾	≾	precedes or equivalent to	U+227E;
&scsim;	≿	≿	≿	≿	succeeds or equivalent to	U+227F;
&npr;	⊀	⊀	⊀	⊀	does not precede	U+2280;
&nsc;	⊁	⊁	⊁	⊁	does not succeed	U+2281;
⊂	⊂	⊂	⊂	⊂	subset of	U+2282;
⊃	⊃	⊃	⊃	⊃	superset of	U+2283;
&nsub;	⊄	⊄	⊄	⊄	not a subset of	U+2284;
&nsup;	⊅	⊅	⊅	⊅	not a superset of	U+2285;
&sube;	⊆	⊆	⊆	⊆	subset of or equal to	U+2286;
&supe;	⊇	⊇	⊇	⊇	superset of or equal to	U+2287;
&nsube;	⊈	⊈	⊈	⊈	neither a subset of nor equal to	U+2288;
&nsupe;	⊉	⊉	⊉	⊉	neither a superset of nor equal to	U+2289;
&subne;	⊊	⊊	⊊	⊊	subset of with not equal to	U+228A;
&supne;	⊋	⊋	⊋	⊋	superset of with not equal to	U+228B;
	⊌	⊌	⊌	⊌	multiset	U+228C;
&cupdot;	⊍	⊍	⊍	⊍	multiset multiplication	U+228D;
&uplus;	⊎	⊎	⊎	⊎	multiset union	U+228E;
&sqsub;	⊏	⊏	⊏	⊏	square image of	U+228F;
&sqsup;	⊐	⊐	⊐	⊐	square original of	U+2290;
&sqsube;	⊑	⊑	⊑	⊑	square image of or equal to	U+2291;
&sqsupe;	⊒	⊒	⊒	⊒	square original of or equal to	U+2292;
&sqcap;	⊓	⊓	⊓	⊓	square cap	U+2293;
&sqcup;	⊔	⊔	⊔	⊔	square cup	U+2294;
&oplus;	⊕	⊕	⊕	⊕	circled plus	U+2295;
&ominus;	⊖	⊖	⊖	⊖	circled minus	U+2296;
&otimes;	⊗	⊗	⊗	⊗	circled times	U+2297;
&osol;	⊘	⊘	⊘	⊘	circled division slash	U+2298;
&odot;	⊙	⊙	⊙	⊙	circled dot operator	U+2299;
&ocir;	⊚	⊚	⊚	⊚	circled ring operator	U+229A;
&oast;	⊛	⊛	⊛	⊛	circled asterisk operator	U+229B;
	⊜	⊜	⊜	⊜	circled equals	U+229C;
&odash;	⊝	⊝	⊝	⊝	circled dash	U+229D;
&plusb;	⊞	⊞	⊞	⊞	squared plus	U+229E;
&minusb;	⊟	⊟	⊟	⊟	squared minus	U+229F;
&timesb;	⊠	⊠	⊠	⊠	squared times	U+22A0;
&sdotb;	⊡	⊡	⊡	⊡	squared dot operator	U+22A1;

JUL 2013

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FEB 2011

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Sideway BICK Blog

13/07