LaTex数学符号表

1、希腊、希伯来字母

符号 表达式 符号 表达式
\(\alpha\) \alpha \(\kappa\) \kappa
\(\beta\) \beta \(\lambda\) \lambda
\(\chi\) \chi \(\mu\) \mu
\(\delta\) \delta \(\nu\) \nu
\(\epsilon\) \epsilon \(o\) o
\(\eta\) \eta \(\omega\) \omega
\(\gamma\) \gamma \(\phi\) \phi
\(\iota\) \iota \(\pi\) \pi
\(\psi\) \psi \(\digamma\) \digamma
\(\rho\) \rho \(\varepsilon\) \varepsilon
\(\sigma\) \sigma \(\varkappa\) \varkappa
\(\tau\) \tau \(\varphi\) \varphi
\(\theta\) \theta \(\varpi\) \varpi
\(\upsilon\) \upsilon \(\varrho\) \varrho
\(\xi\) \xi \(\varsigma\) \varsigma
\(\zeta\) \zeta \(\vartheta\) \vartheta
\(\Delta\) \Delta \(\Theta\) \Theta
\(\Gamma\) \Gamma \(\Upsilon\) \Upsilon
\(\Lambda\) \Lambda \(\Xi\) \Xi
\(\Omega\) \Omega
\(\Phi\) \Phi \(\aleph\) \aleph
\(\Pi\) \Pi \(\beth\) \beth
\(\Psi\) \Psi \(\daleth\) \daleth
\(\Sigma\) \Sigma \(\gimel\) \gimel

2 LaTex数学结构

公式 LaTex 公式 LaTex
\(\frac{abc}{xyz}\) \frac{abc}{xyz} \(\overline{abc}\) \overline{abc}
\(f'\) f' \(\underline{abc}\) \underline{abc}
\(\sqrt{abc}\) \sqrt{abc} \(\widehat{abc}\) \widehat{abc}
\(\sqrt[n]{abc}\) \sqrt[n]{abc} \(\widetilde{abc}\) \widetilde{abc}
\(\overrightarrow{abc}\) \overrightarrow{abc}
\(\overleftarrow{abc}\) \overleftarrow{abc}
\(\overbrace{abc}\) \overbrace{abc}
\(\underbrace{abc}\) \underbrace{abc}

3 矩阵、行列式、数组

格式 LaTex 格式 LaTex
\[\begin{matrix} a & b \\ c & d \end{matrix}\] \begin{matrix}
a & b \\
c & d
\end{matrix}
\[\begin{array}{cc} a & b \\ c & d \end{array}\] \begin{array}{cc}
a & b \\
c & d
\end{array}
\[\begin{pmatrix} a & b \\ c & d \end{pmatrix}\] \begin{pmatrix}
a & b \\
c & d
\end{pmatrix}
\[\begin{bmatrix} a & b \\ c & d \end{bmatrix}\] \begin{bmatrix}
\end{matrix}
a & b \\
c & d
\end{bmatrix}
\[\begin{vmatrix} a & b \\ c & d \end{vmatrix}\] \begin{vmatrix}
a & b \\
c & d
\end{vmatrix}
\[\begin{Vmatrix} a & b \\ c & d \end{Vmatrix}\] \begin{Vmatrix}
a & b \\
c & d
\end{Vmatrix}
\[\begin{Bmatrix} a & b \\ c & d \end{Bmatrix}\] \begin{Bmatrix}
a & b \\
c & d
\end{Bmatrix}
\[\def\arraystretch{1.5} \begin{array}{c:c:c} a & b & c \\ \hline d & e & f \\ \hdashline g & h & i \end{array}\] \def\arraystretch{1.5}
\begin{array}{c:c:c}
a & b & c \\ \hline
d & e & f \\
\hdashline
g & h & i
\end{array}
\[x = \begin{cases} a &\text{if } b \\ c &\text{if } d \end{cases}\] x = \begin{cases}
a &\text{if } b \\
c &\text{if } d
\end{cases}
\[\begin{rcases} a &\text{if } b \\ c &\text{if } d \end{rcases}⇒…\] \begin{rcases}
a &\text{if } b \\
c &\text{if } d
\end{rcases}⇒…
\[\begin{smallmatrix} a & b \\ c & d \end{smallmatrix}\] \begin{smallmatrix}
a & b \\
c & d
\end{smallmatrix}
\[\sum_{ \begin{subarray}{l} i\in\Lambda\\ 0<j<n \end{subarray}}\] \sum_{
\begin{subarray}{l}
i\in\Lambda\\
0<j<n
\end{subarray}}

4 分隔符

符号 LaTex 符号 LaTex 符号 LaTex
\(|\) | \(\{\) \{ \(/\) \/
\(\vert\) \vert \(\}\) \} \(\backslash\) \backslash
\(\|\) \| \(\langle\) \langle \([\) [
\(\Vert\) \Vert \(\rangle\) \rangle \(]\) ]
\(\Uparrow\) \Uparrow \(\llcorner\) \llcorner
\(\uparrow\) \uparrow \(\lrcorner\) \lrcorner
\(\Downarrow\) \Downarrow \(\ulcorner\) \ulcorner
\(\downarrow\) \downarrow \(\urcorner\) \urcorner

5 可变大小的符号

符号 LaTex 符号 LaTex
\(\sum\) \sum \(\int\) \int
\(\prod\) \prod \(\oint\) \oint
\(\coprod\) \coprod \(\iint\) \iint
\(\biguplus\) \biguplus \(\bigoplus\) \bigoplus
\(\bigcap\) \bigcap \(\bigotimes\) \bigotimes
\(\bigcup\) \bigcup \(\bigodot\) \bigodot
\(\bigvee\) \bigvee
\(\bigwedge\) \bigwedge
\(\bigsqcup\) \bigsqcup

6 标准函数名

函数 LaTex 函数 LaTex
\(\arccos\) \arccos \(\arcsin\) \arcsin
\(\cos\) \cos \(\cosh\) \cosh
\(\csc\) \csc \(\deg\) \deg
\(\exp\) \exp \(\gcd\) \gcd
\(\ker\) \ker \(\lg\) \lg
\(\limsup\) \limsup \(\ln\) \ln
\(\min\) \min \(\Pr\) \Pr
\(\sinh\) \sinh \(\sup\) \sup
\(\arctan\) \arctan \(\arg\) \arg
\(\cot\) \cot \(\coth\) \coth
\(\det\) \det \(\dim\) \dim
\(\hom\) \hom \(\inf\) \inf
\(\lim\) \lim \(\liminf\) \liminf
\(\log\) \log \(\max\) \max
\(\sec\) \sec \(\sin\) \sin
\(\tan\) \tan \(\tanh\) \tanh

7 二元运算/关系符号

符号 LaTex 符号 LaTex 符号 LaTex
\(\ast\) \ast \(\pm\) \pm \(\cap\) \cap
\(\star\) \star \(\mp\) \mp \(\cup\) \cup
\(\cdot\) \cdot \(\amalg\) \amalg \(\uplus\) \uplus
\(\circ\) \circ \(\odot\) \odot \(\sqcap\) \sqcap
\(\bullet\) \bullet \(\ominus\) \ominus \(\sqcup\) \sqcup
\(\bigcirc\) \bigcirc \(\oplus\) \oplus \(\wedge\) \wedge
\(\diamond\) \diamond \(\oslash\) \oslash \(\vee\) \vee
\(\times\) \times \(\otimes\) \otimes \(\dagger\) \dagger
\(\div\) \div \(\wr\) \wr \(\ddagger\) \ddagger
\(\centerdot\) \centerdot \(\Box\) \Box \(\barwedge\) \barwedge
\(\circledast\) \circledast \(\boxplus\) \boxplus \(\curlywedge\) \curlywedge
\(\circledcirc\) \circledcirc \(\boxminus\) \boxminus \(\Cap\) \Cap
\(\circleddash\) \circleddash \(\boxtimes\) \boxtimes \(\bot\) \bot
\(\dotplus\) \dotplus \(\boxdot\) \boxdot \(\intercal\) \intercal
\(\divideontimes\) \divideontimes \(\square\) \square \(\doublebarwedge\) \doublebarwedge
\(\lhd\) \lhd \(\equiv\) \equiv \(\subseteq\) \subseteq
\(\rhd\) \rhd \(\cong\) \cong \(\sqsubset\) \sqsubset
\(\triangleleft\) \triangleleft \(\neq\) \neq \(\sqsubseteq\) \sqsubseteq
\(\triangleright\) \triangleright \(\sim\) \sim \(\dashv\) \dashv
\(\unlhd\) \unlhd \(\simeq\) \simeq \(\in\) \in
\(\unrhd\) \unrhd \(\approx\) \approx \(\geq\) \geq
\(\bigtriangledown\) \bigtriangledown \(\asymp\) \asymp \(\succ\) \succ
\(\bigtriangleup\) \bigtriangleup \(\doteq\) \doteq \(\succeq\) \succeq
\(\setminus\) \setminus \(\propto\) \propto \(\gg\) \gg
\(\veebar\) \veebar \(\models\) \models \(\supset\) \supset
\(\curlyvee\) \curlyvee \(\leq\) \leq \(\supseteq\) \supseteq
\(\Cup\) \Cup \(\prec\) \prec \(\sqsupset\) \sqsupset
\(\top\) \top \(\preceq\) \preceq \(\sqsupseteq\) \sqsupseteq
\(\rightthreetimes\) \rightthreetimes \(\ll\) \ll \(\vdash\) \vdash
\(\leftthreetimes\) \leftthreetimes \(\subset\) \subset \(\ni\) \ni
\(\perp\) \perp \(\approxeq\) \approxeq \(\fallingdotseq\) \fallingdotseq
\(\mid\) \mid \(\thicksim\) \thicksim \(\risingdotseq\) \risingdotseq
\(\parallel\) \parallel \(\backsim\) \backsim \(\varpropto\) \varpropto
\(\bowtie\) \bowtie \(\backsimeq\) \backsimeq \(\therefore\) \therefore
\(\Join\) \Join \(\triangleq\) \triangleq \(\because\) \because
\(\ltimes\) \ltimes \(\circeq\) \circeq \(\eqcirc\) \eqcirc
\(\rtimes\) \rtimes \(\bumpeq\) \bumpeq \(\neq\) \neq
\(\smile\) \smile \(\Bumpeq\) \Bumpeq \(\leqq\) \leqq
\(\frown\) \frown \(\doteqdot\) \doteqdot \(\leqslant\) \leqslant
\(\notin\) \notin \(\thickapprox\) \thickapprox \(\lessapprox\) \lessapprox
\(\lll\) \lll \(\preccurlyeq\) \preccurlyeq \(\gtrdot\) \gtrdot
\(\lessdot\) \lessdot \(\curlyeqprec\) \curlyeqprec \(\gtrsim\) \gtrsim
\(\lesssim\) \lesssim \(\blacktriangleleft\) \blacktriangleleft \(\eqslantgtr\) \eqslantgtr
\(\eqslantless\) \eqslantless \(\trianglelefteq\) \trianglelefteq \(\succsim\) \succsim
\(\precsim\) \precsim \(\vartriangleleft\) \vartriangleleft \(\succapprox\) \succapprox
\(\precapprox\) \precapprox \(\geqq\) \geqq \(\Supset\) \Supset
\(\Subset\) \Subset \(\geqslant\) \geqslant \(\supseteqq\) \supseteqq
\(\subseteqq\) \subseteqq \(\gtrapprox\) \gtrapprox \(\sqsupset\) \sqsupset
\(\sqsubset\) \sqsubset \(\ggg\) \ggg \(\succcurlyeq\) \succcurlyeq
\(\curlyeqsucc\) \curlyeqsucc \(\lessgtr\) \lessgtr \(\gtreqless\) \gtreqless
\(\blacktriangleright\) \blacktriangleright \(\lesseqgtr\) \lesseqgtr \(\gtrless\) \gtrless
\(\trianglerighteq\) \trianglerighteq \(\lesseqqgtr\) \lesseqqgtr \(\backepsilon\) \backepsilon
\(\vartriangleright\) \vartriangleright \(\gtreqqless\) \gtreqqless \(\between\) v
\(\pitchfork\) \pitchfork \(\shortmid\) \shortmid \(\smallfrown\) \smallfrown
\(\smallsmile\) \smallsmile \(\smallsmile\) \smallsmile \(\vDash\) \vDash
\(\Vvdash\) \Vvdash \(\shortparallel\) \shortparallel \(\nshortparallel\) \nshortparallel
\(\ncong\) \ncong \(\nleq\) \nleq \(\ngeq\) \ngeq
\(\nmid\) \nmid \(\nleqq\) \nleqq \(\ngeqq\) \ngeqq
\(\nparallel\) \nparallel \(\nleqslant\) \nleqslant \(\ngeqslant\) \ngeqslant
\(\nshortmid\) \nshortmid \(\nless\) \nless \(\ngtr\) \ngtr
\(\nshortparallel\) \nshortparallel \(\nprec\) \nprec \(\nsucc\) $\nsucc$
\(\nsim\) \nsim \(\npreceq\) \npreceq \(\nsucceq\) \nsucceq
\(\nVDash\) \nVDash \(\precnapprox\) \precnapprox \(\succnapprox\) \succnapprox
\(\nvDash\) \nvDash \(\precnsim\) \precnsim \(\succnsim\) \succnsim
\(\nvdash\) \nvdash \(\lnapprox\) \lnapprox \(\gnapprox\) \gnapprox
\(\ntriangleleft\) \ntriangleleft \(\lneq\) \lneq \(\gneq\) \gneq
\(\ntrianglelefteq\) \ntrianglelefteq \(\lneqq\) \lneqq \(\gneqq\) \gneqq
\(\ntriangleright\) \ntriangleright \(\lnsim\) \lnsim \(\gnsim\) \gnsim
\(\ntrianglerighteq\) \ntrianglerighteq \(\lvertneqq\) \lvertneqq \(\gvertneqq\) \gvertneqq
\(\nsubseteq\) \nsubseteq \(\subsetneq\) \subsetneq \(\varsubsetneq\) \varsubsetneq
\(\nsupseteq\) \nsupseteq \(\supsetneq\) \supsetneq \(\varsupsetneq\) \varsupsetneq
\(\nsubseteqq\) \nsubseteqq \(\subsetneqq\) \subsetneqq \(\varsubsetneqq\) \varsubsetneqq
\(\nsupseteqq\) \nsupseteqq \(\supsetneqq\) \supsetneqq \(\varsupsetneqq\) \varsupsetneqq

8 箭头符号

符号 LaTex 符号 LaTex 符号 LaTex
\(\leftarrow\) \leftarrow \(\longleftarrow\) \longleftarrow \(\uparrow\) \uparrow
\(\Leftarrow\) \Leftarrow \(\Longleftarrow\) \Longleftarrow \(\Uparrow\) \Uparrow
\(\rightarrow\) \rightarrow \(\longrightarrow\) \longrightarrow \(\downarrow\) \downarrow
\(\Rightarrow\) \Rightarrow \(\Longrightarrow\) \Longrightarrow \(\Downarrow\) \Downarrow
\(\leftrightarrow\) \leftrightarrow \(\longleftrightarrow\) \longleftrightarrow \(\updownarrow\) \updownarrow
\(\Leftrightarrow\) \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 \(\leadsto\) \leadsto
\(\dashrightarrow\) \dashrightarrow \(\dashleftarrow\) \dashleftarrow \(\leftleftarrows\) \leftleftarrows
\(\leftrightarrows\) \leftrightarrows \(\Lleftarrow\) \Lleftarrow \(\twoheadleftarrow\) \twoheadleftarrow
\(\leftarrowtail\) \leftarrowtail \(\looparrowleft\) \looparrowleft \(\leftrightharpoons\) \leftrightharpoons
\(\curvearrowleft\) \curvearrowleft \(\circlearrowleft\) \circlearrowleft \(\Lsh\) \Lsh
\(\upuparrows\) \upuparrows \(\upharpoonleft\) \upharpoonleft \(\downharpoonleft\) \downharpoonleft
\(\multimap\) \multimap \(\leftrightsquigarrow\) \leftrightsquigarrow \(\rightrightarrows\) \rightrightarrows
\(\rightleftarrows\) \rightleftarrows \(\rightrightarrows\) \rightrightarrows \(\rightleftarrows\) \rightleftarrows
\(\twoheadrightarrow\) \twoheadrightarrow \(\rightarrowtail\) \rightarrowtail \(\looparrowright\) \looparrowright
\(\rightleftharpoons\) \rightleftharpoons \(\curvearrowright\) \curvearrowright \(\circlearrowright\) \circlearrowright
\(\Rsh\) \Rsh \(\downdownarrows\) \downdownarrows \(\upharpoonright\) \upharpoonright
\(\downharpoonright\) \downharpoonright \(\rightsquigarrow\) \rightsquigarrow
\(\nleftarrow\) \nleftarrow \(\nrightarrow\) \nrightarrow \(\nLeftarrow\) \nLeftarrow
\(\nRightarrow\) \nRightarrow \(\nleftrightarrow\) \nleftrightarrow \(\nLeftrightarrow\) \nLeftrightarrow

9 其他符号

符号 LaTex 符号 LaTex 符号 LaTex
\(\infty\) \infty \(\forall\) \forall \(\Bbbk\) \Bbbk
\(\nabla\) \nabla \(\exists\) \exists \(\bigstar\) \bigstar
\(\partial\) \partial \(\nexists\) \nexists \(\diagdown\) \diagdown
\(\eth\) \eth \(\emptyset\) \emptyset \(\diagup\) \diagup
\(\clubsuit\) \clubsuit \(\varnothing\) \varnothing \(\Diamond\) \Diamond
\(\diamondsuit\) \diamondsuit \(\imath\) \imath \(\Finv\) \Finv
\(\heartsuit\) \heartsuit \(\jmath\) \jmath \(\Game\) \Game
\(\spadesuit\) \spadesuit \(\ell\) \ell \(\hbar\) \hbar
\(\cdots\) \cdots \(\iiint\) \iiint \(\hslash\) \hslash
\(\vdots\) \vdots \(\iiint\) \iiint \(\lozenge\) \lozenge
\(\ldots\) \ldots \(\iint\) \iint \(\mho\) \mho
\(\ddots\) \ddots \(\sharp\) \sharp \(\prime\) \prime
\(\Im\) \Im \(\flat\) \flat \(\square\) \square
\(\Re\) \Re \(\natural\) \natural \(\surd\) \surd
\(\wp\) \wp \(\angle\) \angle \(\measuredangle\) \measuredangle
\(\sphericalangle\) \sphericalangle \(\complement\) \complement \(\triangledown\) \triangledown
\(\triangle\) \triangle \(\vartriangle\) \vartriangle \(\blacklozenge\) \blacklozenge
\(\blacksquare\) \blacksquare \(\blacktriangle\) \blacktriangle \(\blacktriangledown\) \blacktrinagledown
\(\backprime\) \backprime \(\circledS\) \circledS

10 字体

Caligraphic字体$\mathcal{A}$\(\mathcal{A} \, \mathcal{B} \, \mathcal{C} \, \mathcal{D} \, \mathcal{E} \, \mathcal{F} \, \mathcal{G} \, \mathcal{H} \, \mathcal{I} \, \mathcal{J} \, \mathcal{K} \, \mathcal{L} \, \mathcal{M} \, \mathcal{N} \, \mathcal{O} \, \mathcal{P} \, \mathcal{Q} \, \mathcal{R} \, \mathcal{S} \, \mathcal{T} \, \mathcal{U} \, \mathcal{V} \, \mathcal{W} \, \mathcal{X} \, \mathcal{Y} \, \mathcal{Z}\)

Mathbb字体$\mathbb{A}$\(\mathbb{A} \, \mathbb{B} \, \mathbb{C} \, \mathbb{D} \, \mathbb{E} \, \mathbb{F} \, \mathbb{G} \, \mathbb{H} \, \mathbb{I} \, \mathbb{J} \, \mathbb{K} \, \mathbb{L} \, \mathbb{M} \, \mathbb{N} \, \mathbb{O} \, \mathbb{P} \, \mathbb{Q} \, \mathbb{R} \, \mathbb{S} \, \mathbb{T} \, \mathbb{U} \, \mathbb{W} \, \mathbb{X} \, \mathbb{Y} \, \mathbb{Z}\)

Mathfrak字体$\mathfrak{A}$\(\mathfrak{A} \, \mathfrak{B} \, \mathfrak{C} \, \mathfrak{D} \, \mathfrak{E} \, \mathfrak{F} \, \mathfrak{G} \, \mathfrak{H} \, \mathfrak{I} \, \mathfrak{J} \, \mathfrak{K} \, \mathfrak{L} \, \mathfrak{M} \, \mathfrak{N} \, \mathfrak{O} \, \mathfrak{P} \, \mathfrak{Q} \, \mathfrak{R} \, \mathfrak{S} \, \mathfrak{T} \, \mathfrak{U} \, \mathfrak{V} \, \mathfrak{W} \, \mathfrak{X} \, \mathfrak{Y} \, \mathfrak{Z}\)

Sans serif字体$\mathsf{A}$\(\mathsf{A} \, \mathsf{B} \, \mathsf{C} \, \mathsf{D} \, \mathsf{E} \, \mathsf{F} \, \mathsf{G} \, \mathsf{H} \, \mathsf{I} \, \mathsf{J} \, \mathsf{K} \, \mathsf{L} \, \mathsf{M} \, \mathsf{N} \, \mathsf{O} \, \mathsf{P} \, \mathsf{Q} \, \mathsf{R} \, \mathsf{S} \, \mathsf{T} \, \mathsf{U} \, \mathsf{V} \, \mathsf{W} \, \mathsf{X} \, \mathsf{Y} \, \mathsf{Z}\)

粗体字$\mathbf{A}$\(\mathbf{A} \, \mathbf{B} \, \mathbf{C} \, \mathbf{D} \, \mathbf{E} \, \mathbf{F} \, \mathbf{G} \, \mathbf{H} \, \mathbf{I} \, \mathbf{J} \, \mathbf{K} \, \mathbf{L} \, \mathbf{M} \, \mathbf{N} \, \mathbf{O} \, \mathbf{P} \, \mathbf{Q} \, \mathbf{R} \, \mathbf{S} \, \mathbf{T} \, \mathbf{U} \, \mathbf{V} \, \mathbf{W} \, \mathbf{X} \, \mathbf{Y} \, \mathbf{Z}\)