HTML 4.01 符号实体

                                核心提示：本字符实体参考手册包括了数学符号、希腊字符、各种箭头记号、科技符号以及形状。                            .                                                                        本字符实体参考手册包括了数学符号、希腊字符、各种箭头记号、科技符号以及形状。
注释：实体名称对大小写敏感。


HTML 支持的数学符号结果描述实体名称实体编号#8704;for all.forall;.#8704;#8706;part.part;.#8706;#8707;exists.exists;.#8707;#8709;empty.empty;.#8709;#8711;nabla.nabla;.#8711;∈isin.isin;.#8712;#8713;notin.notin;.#8713;#8715;ni.ni;.#8715;∏prod.prod;.#8719;∑sum.sum;.#8721;#8722;minus.minus;.#8722;#8727;lowast.lowast;.#8727;√square root.radic;.#8730;∝proportional to.prop;.#8733;∞infinity.infin;.#8734;∠angle.ang;.#8736;∧and.and;.#8743;∨or.or;.#8744;∩cap.cap;.#8745;∪cup.cup;.#8746;∫integral.int;.#8747;∴therefore.there4;.#8756;#8764;simular to.sim;.#8764;#8773;approximately equal.cong;.#8773;≈almost equal.asymp;.#8776;≠not equal.ne;.#8800;≡equivalent.equiv;.#8801;≤less or equal.le;.#8804;≥greater or equal.ge;.#8805;#8834;subset of.sub;.#8834;#8835;superset of.sup;.#8835;#8836;not subset of.nsub;.#8836;#8838;subset or equal.sube;.#8838;#8839;superset or equal.supe;.#8839;⊕circled plus.oplus;.#8853;#8855;cirled times.otimes;.#8855;⊥perpendicular.perp;.#8869;#8901;dot operator.sdot;.#8901;HTML 支持的希腊字母结果描述实体名称实体编号ΑAlpha.Alpha;.#913;ΒBeta.Beta;.#914;ΓGamma.Gamma;.#915;ΔDelta.Delta;.#916;ΕEpsilon.Epsilon;.#917;ΖZeta.Zeta;.#918;ΗEta.Eta;.#919;ΘTheta.Theta;.#920;ΙIota.Iota;.#921;ΚKappa.Kappa;.#922;ΛLambda.Lambda;.#923;ΜMu.Mu;.#924;ΝNu.Nu;.#925;ΞXi.Xi;.#926;ΟOmicron.Omicron;.#927;ΠPi.Pi;.#928;ΡRho.Rho;.#929; Sigmaf undefinedΣSigma.Sigma;.#931;ΤTau.Tau;.#932;ΥUpsilon.Upsilon;.#933;ΦPhi.Phi;.#934;ΧChi.Chi;.#935;ΨPsi.Psi;.#936;ΩOmega.Omega;.#937;    αalpha.alpha;.#945;βbeta.beta;.#946;γgamma.gamma;.#947;δdelta.delta;.#948;εepsilon.epsilon;.#949;ζzeta.zeta;.#950;ηeta.eta;.#951;θtheta.theta;.#952;ιiota.iota;.#953;κkappa.kappa;.#954;λlambda.lambda;.#923;μmu.mu;.#956;νnu.nu;.#925;ξxi.xi;.#958;οomicron.omicron;.#959;πpi.pi;.#960;ρrho.rho;.#961;#962;sigmaf.sigmaf;.#962;σsigma.sigma;.#963;τtau.tau;.#964;υupsilon.upsilon;.#965;φphi.phi;.#966;χchi.chi;.#967;ψpsi.psi;.#968;ωomega.omega;.#969;    #977;theta symbol.thetasym;.#977;#978;upsilon symbol.upsih;.#978;#982;pi symbol.piv;.#982;HTML 支持的其他实体结果描述实体名称实体编号#338;capital ligature OE.OElig;.#338;#339;small ligature oe.oelig;.#339;#352;capital S with caron.Scaron;.#352;#353;small S with caron.scaron;.#353;#376;capital Y with diaeres.Yuml;.#376;#402;f with hook.fnof;.#402;#710;modifier letter circumflex accent.circ;.#710;#732;small tilde.tilde;.#732;#8194;en space.ensp;.#8194;#8195;em space...#8195;#8201;thin space.thinsp;.#8201;#8204;zero width non-joiner.zwnj;.#8204;#8205;zero width joiner.zwj;.#8205;#8206;left-to-right mark.lrm;.#8206;#8207;right-to-left mark.rlm;.#8207;–en dash.ndash;.#8211;—em dash..#8212;‘left single quotation mark.lsquo;.#8216;’right single quotation mark.rsquo;.#8217;#8218;single low-9 quotation mark.sbquo;.#8218;“left double quotation mark..#8220;”right double quotation mark..#8221;#8222;double low-9 quotation mark.bdquo;.#8222;#8224;dagger.dagger;.#8224;#8225;double dagger.Dagger;.#8225;#8226;bullet.bull;.#8226;…horizontal ellipsis..#8230;‰per mille .permil;.#8240;′minutes.prime;.#8242;″seconds.Prime;.#8243;#8249;single left angle quotation.lsaquo;.#8249;#8250;single right angle quotation.rsaquo;.#8250;#8254;overline.oline;.#8254;