希腊字母,希伯来字母及AMS——LaTeX 常用数学符号列表

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小写希腊字母

符号Latex符号Latex符号Latex符号Latex
$\alpha$\alpha$\theta$\theta$o$o$\upsilon$\upsilon
$\beta$\beta$\vartheta$\vartheta$\pi$\pi$\phi$\phi
$\gamma$\gamma$\iota$\iota$\varpi$\varpi$\varphi$\varphi
$\delta$\delta$\kappa$\kappa$\rho$\rho$\chi$\chi
$\epsilon$\epsilon$\lambda$\lambda$\varrho$\varrho$\psi$\psi
$\varepsilon$\varepsilon$\mu$\mu$\sigma$\sigma$\omega$\omega
$\zeta$\zeta$\nu$\nu$\varsigma$\varsigma$\eta$\eta
$\xi$\xi$\tau$\tau

大写希腊字母

符号Latex符号Latex符号Latex符号Latex
$\Gamma$\Gamma$\Lambda$\Lambda$\Sigma$\Sigma$\Psi$\Psi
$\Delta$\Delta$\Xi$\Xi$\Upsilon$\Upsilon$\Omega$\Omega
$\Theta$\Theta$\Pi$\Pi$\Phi$\Phi

数学模式重音符

符号Latex符号Latex符号Latex符号Latex
$\hat{a}$\hat{a}$\check{a}$\check{a}$\tilde{a}$\tilde{a}$\acute{a}$\acute{a}
$\grave{a}$\grave{a}$\dot{a}$\dot{a}$\ddot{a}$\ddot{a}$\breve{a}$\breve{a}
$\bar{a}$\bar{a}$\vec{a}$\vec{a}$\widehat{A}$\widehat{A}$\widetilde{A}$\widetilde{A}

二元关系符

符号Latex符号Latex符号Latex符号Latex
$<$<$>$>$=$=$\le$\leq or \le
$\ge$\geq or \ge$\equiv$\equiv$\ll$\ll$\gg$\gg
$\doteq$\doteq$\prec$\prec$\succ$\succ$\sim$\sim
$\preceq$\preceq$\succeq$\succeq$\simeq$\simeq$\subset$\subset
$\supset$\supset$\approx$\approx$\subseteq$\subseteq$\supseteq$\supseteq
$\cong$\cong$\notin$\notin$\ne$\neq or \ne$:$:
$\sqsubseteq$\sqsubseteq$\sqsupseteq$\sqsupseteq$\bowtie$\bowtie$\in$\in
$\ni$\ni, \owns$\propto$\propto$\vdash$\vdash$\dashv$\dashv
$\models$\models$\mid$\mid$\parallel$\parallel$\perp$\perp
$\smile$\smile$\frown$\frown$\asymp$\asymp

二元运算符

符号Latex符号Latex符号Latex符号Latex
$+$+$-$-$\pm$\pm$\mp$\mp
$\triangleleft$\triangleleft$\cdot$\cdot$\div$\div$\triangleright$\triangleright
$\times$\times$\setminus$\setminus$\star$\star$\cup$\cup
$\cap$\cap$\ast$\ast$\sqcup$\sqcup$\sqcap$\sqcap
$\circ$\circ$\vee$\vee , \lor$\land$\wedge, \land$\bullet$\bullet
$\oplus$\oplus$\ominus$\ominus$\diamond$\diamond$\odot$\odot
$\oslash$\oslash$\uplus$\uplus$\otimes$\otimes$\bigcirc$\bigcirc
$\amalg$\amalg$\bigtriangleup$\bigtriangleup$\bigtriangledown$\bigtriangledown$\dagger$\dagger
$\wr$\wr$\ddagger$\ddagger

大尺寸运算符

符号Latex符号Latex符号Latex符号Latex
$\sum$\sum$\bigcup$\bigcup$\bigvee$\bigvee$\bigoplus$\bigoplus
$\prod$\prod$\bigcap$\bigcap$\bigwedge$\bigwedge$\bigotimes$\bigotimes
$\coprod$\coprod$\bigsqcup$\bigsqcup$\bigodot$\bigodot$\int$\int
$\oint$\oint$\biguplus$\biguplus

箭头

符号Latex符号Latex符号Latex
$\gets$\leftarrow or \gets$\longleftarrow$\longleftarrow$\uparrow$\uparrow
$\to$\rightarrow or \to$\longrightarrow$\longrightarrow$\downarrow$\downarrow
$\leftrightarrow$\leftrightarrow$\longleftrightarrow$\longleftrightarrow$\updownarrow$\updownarrow
$\Leftarrow$\Leftarrow$\Longleftarrow$\Longleftarrow$\Uparrow$\Uparrow
$\Rightarrow$\Rightarrow$\Longrightarrow$\Longrightarrow$\Downarrow$\Downarrow
$\Leftrightarrow$\Leftrightarrow$\Longleftrightarrow$\Longleftrightarrow$\Updownarrow$\Updownarrow
$\mapsto$\mapsto$\longmapsto$\longmapsto$\nearrow$\nearrow
$\hookleftarrow$\hookleftarrow$\hookrightarrow$\hookrightarrow$\searrow$\searrow
$\leftharpoonup$\leftharpoonup$\rightharpoonup$\rightharpoonup$\swarrow$\swarrow
$\leftharpoondown$\leftharpoondown$\rightharpoondown$\rightharpoondown$\nwarrow$\nwarrow
$\rightleftharpoons$\rightleftharpoons$\iff$\iff (bigger spaces)

定界符

符号Latex符号Latex符号Latex符号Latex
$($($)$)$\uparrow$\uparrow$\Uparrow$\Uparrow
$[$[ or \lbrack$]$] or \rbrack$\downarrow$\downarrow$\Downarrow$\Downarrow
${${ or \lbrace$}$} or \rbrace$\updownarrow$\updownarrow$\Updownarrow$\Updownarrow
$\langle$\langle$\rangle$\rangle$\vert$\vert$\Vert$\Vert
$\lfloor$\lfloor$\rfloor$\rfloor$\lceil$\lceil$\rceil$\rceil
$/$/$\backslash$\backslash$.$.(dual. empty)

大尺寸定界符

符号Latex符号Latex符号Latex符号Latex
$\lgroup$\lgroup$\rgroup$\rgroup$\lmoustache$\lmoustache$\rmoustache$\rmoustache
$\arrowvert$\arrowvert$\Arrowvert$\Arrowvert$\bracevert$\bracevert

其它符号

符号Latex符号Latex符号Latex符号Latex
$\dots$\dots$\cdots$\cdots$\vdots$\vdots$\ddots$\ddots
$\hbar$\hbar$\imath$\imath$\jmath$\jmath$\ell$\ell
$\Re$\Re$\Im$\Im$\aleph$\aleph$\wp$\wp
$\forall$\forall$\exists$\exists\mho\mho a$\partial$\partial
$'$'$\prime$\prime$\emptyset$\emptyset$\infty$\infty
$\nabla$\nabla$\triangle$\triangle\Box\Box a\Diamond\Diamond a
$\bot$\bot$\top$\top$\angle$\angle$\surd$\surd
$\diamondsuit$\diamondsuit$\heartsuit$\heartsuit$\clubsuit$\clubsuit$\spadesuit$\spadesuit
$\neg$\neg or \lnot$\flat$\flat$\natural$\natural$\sharp$\sharp

非数学符号

符号Latex符号Latex符号Latex符号Latex
$\S$\S

AMS 定界符

符号Latex符号Latex符号Latex符号Latex
$\ulcorner$\ulcorner$\urcorner$\urcorner$\llcorner$\llcorner$\lrcorner$\lrcorner
$\lvert$\lvert$\rvert$\rvert$\lVert$\lVert$\rVert$\rVert

AMS 希腊和希伯来字母

符号Latex符号Latex符号Latex符号Latex
$\digamma$\digamma$\varkappa$\varkappa$\beth$\beth$\daleth$\daleth
$\gimel$\gimel

AMS 二元关系符

符号Latex符号Latex符号Latex
$\lessdot$\lessdot$\gtrdot$\gtrdot$\Doteq$\doteqdot or \Doteq
$\leqslant$\leqslant$\geqslant$\geqslant$\risingdotseq$\risingdotseq
$\eqslantless$\eqslantless$\eqslantgtr$\eqslantgtr$\fallingdotseq$\fallingdotseq
$\leqq$\leqq$\geqq$\geqq$\eqcirc$\eqcirc
$\lll$\lll or \llless$\ggg$\ggg or \gggtr$\circeq$\circeq
$\lesssim$\lesssim$\gtrsim$\gtrsim$\triangleq$\triangleq
$\lessapprox$\lessapprox$\gtrapprox$\gtrapprox$\bumpeq$\bumpeq
$\lessgtr$\lessgtr$\gtrless$\gtrless$\Bumpeq$\Bumpeq
$\lesseqgtr$\lesseqgtr$\gtreqless$\gtreqless$\thicksim$\thicksim
$\lesseqqgtr$\lesseqqgtr$\gtreqqless$\gtreqqless$\thickapprox$\thickapprox
$\preccurlyeq$\preccurlyeq$\succcurlyeq$\succcurlyeq$\approxeq$\approxeq
$\curlyeqprec$\curlyeqprec$\curlyeqsucc$\curlyeqsucc$\backsim$\backsim
$\precsim$\precsim$\succsim$\succsim$\backsimeq$\backsimeq
$\precapprox$\precapprox$\succapprox$\succapprox$\vDash$\vDash
$\subseteqq$\subseteqq$\supseteqq$\supseteqq$\Vdash$\Vdash
$\Subset$\Subset$\Supset$\Supset$\Vvdash$\Vvdash
$\sqsubset$\sqsubset$\sqsupset$\sqsupset$\backepsilon$\backepsilon
$\therefore$\therefore$\because$\because$\varpropto$\varpropto
$\shortmid$\shortmid$\shortparallel$\shortparallel$\between$\between
$\smallsmile$\smallsmile$\smallfrown$\smallfrown$\pitchfork$\pitchfork
$\trianglerighteq$\trianglerighteq$\vartriangleright$\vartriangleright$\blacktriangleleft$\blacktriangleleft
$\trianglelefteq$\trianglelefteq$\trianglerighteq$\trianglerighteq$\blacktriangleright$\blacktriangleright

AMS 箭头

符号Latex符号Latex符号Latex
$\dashleftarrow$\dashleftarrow$\dashrightarrow$\dashrightarrow$\multimap$\multimap
$\leftleftarrows$\leftleftarrows$\rightrightarrows$\rightrightarrows$\upuparrows$\upuparrows
$\leftrightarrows$\leftrightarrows$\rightleftarrows$\rightleftarrows$\downdownarrows$\downdownarrows
$\Lleftarrow$\Lleftarrow$\Rrightarrow$\Rrightarrow$\upharpoonleft$\upharpoonleft
$\twoheadleftarrow$\twoheadleftarrow$\twoheadrightarrow$\twoheadrightarrow$\upharpoonright$\upharpoonright
$\leftarrowtail$\leftarrowtail$\rightarrowtail$\rightarrowtail$\downharpoonleft$\downharpoonleft
$\leftrightharpoons$\leftrightharpoons ­$\rightleftharpoons$\rightleftharpoons$\downharpoonright$\downharpoonright
$\Lsh$\Lsh$\Rsh$\Rsh$\rightsquigarrow$\rightsquigarrow
$\looparrowleft$\looparrowleft$\looparrowright$\looparrowright$\leftrightsquigarrow$\leftrightsquigarrow
$\curvearrowleft$\curvearrowleft$\curvearrowright$\curvearrowright$\circlearrowleft$\circlearrowleft
$\circlearrowright$\circlearrowright

AMS 二元否定关系符和箭头

符号Latex符号Latex符号Latex
$\nless$\nless$\ngtr$\ngtr$\varsubsetneqq$\varsubsetneqq
$\lneq$\lneq$\gneq$\gneq$\varsupsetneqq$\varsupsetneqq
$\nleq$\nleq$\ngeq$\ngeq$\nsubseteqq$\nsubseteqq
$\nleqslant$\nleqslant$\ngeqslant$\ngeqslant$\nsupseteqq$\nsupseteqq
$\lneqq$\lneqq$\gneqq$\gneqq$\nmid$\nmid
$\lvertneqq$\lvertneqq$\gvertneqq$\gvertneqq$\nparallel$\nparallel
$\nleqq$\nleqq$\ngeqq$\ngeqq$\nshortmid$\nshortmid
$\lnsim$\lnsim$\gnsim$\gnsim$\nshortparallel$\nshortparallel
$\lnapprox$\lnapprox$\gnapprox$\gnapprox$\nsim$\nsim
$\nprec$\nprec$\nsucc$\nsucc$\ncong$\ncong
$\npreceq$\npreceq$\nsucceq$\nsucceq$\nvdash$\nvdash
$\precneqq$\precneqq$\succneqq$\succneqq$\nvDash$\nvDash
$\precnsim$\precnsim$\succnsim$\succnsim$\nVdash$\nVdash
$\precnapprox$\precnapprox$\succnapprox$\succnapprox$\nVDash$\nVDash
$\subsetneq$\subsetneq$\supsetneq$\supsetneq$\ntriangleleft$\ntriangleleft
$\varsubsetneq$\varsubsetneq$\varsupsetneq$\varsupsetneq$\ntriangleright$\ntriangleright
$\nsubseteq$\nsubseteq$\nsupseteq$\nsupseteq$\ntrianglelefteq$\ntrianglelefteq
$\subsetneqq$\subsetneqq$\supsetneqq$\supsetneqq$\ntrianglerighteq$\ntrianglerighteq
$\nleftarrow$\nleftarrow$\nrightarrow$\nrightarrow$\nleftrightarrow$\nleftrightarrow
$\nLeftarrow$\nLeftarrow$\nRightarrow$\nRightarrow$\nLeftrightarrow$\nLeftrightarrow

AMS 二元运算符

符号Latex符号Latex符号Latex
$\dotplus$\dotplus$\centerdot$\centerdot$\intercal$\intercal
$\ltimes$\ltimes$\rtimes$\rtimes$\divideontimes$\divideontimes
$\Cup$\Cup or \doublecup$\Cap$\Cap or \doublecap$\smallsetminus$\smallsetminus
$\veebar$\veebar$\barwedge$\barwedge$\doublebarwedge$\doublebarwedge
$\boxplus$\boxplus$\boxminus$\boxminus$\circleddash$\circleddash
$\boxtimes$\boxtimes$\boxdot$\boxdot$\circledcirc$\circledcirc
$\leftthreetimes$\leftthreetimes$\rightthreetimes$\rightthreetimes$\circledast$\circledast
$\curlyvee$\curlyvee$\curlywedge$\curlywedge

AMS 其它符号

符号Latex符号Latex符号Latex
$\hbar$\hbar$\hslash$\hslash$\Bbbk$\Bbbk
$\square$\square$\blacksquare$\blacksquare$\circledS$\circledS
$\vartriangle$\vartriangle$\blacktriangle$\blacktriangle$\complement$\complement
$\triangledown$\triangledown$\blacktriangledown$\blacktriangledown$\Game$\Game
$\lozenge$\lozenge$\blacklozenge$\blacklozenge$\bigstar$\bigstar
$\angle$\angle$\measuredangle$\measuredangle$\sphericalangle$\sphericalangle
$\diagup$\diagup$\diagdown$\diagdown$\backprime$\backprime
$\nexists$\nexists$\Finv$\Finv$\varnothing$\varnothing
$\eth$\eth$\mho$\mho

数学字母

例子命令所需宏包
$\mathrm{ABCdef}$\mathrm{ABCdef}
$\mathit{ABCdef}$\mathit{ABCdef}
$\mathcal{ABC}$\mathcal{ABC}
$\mathcal{ABC}$\mathcal{ABC}mathrsfs
$\mathcal{ABC}$\mathcal{ABC}eucal with option: mathcal or
\mathscr{ABC}eucal with option: mathscr
$\mathfrak{ABCdef}$\mathfrak{ABCdef}eufrak
$\mathbb{ABC}$\mathbb{ABC}amsfonts or amssymb