在线【LaTex】数学公式编辑器

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Style Panel \boldsymbol{\alpha\beta\gamma123} \mathbf{Abc123} \mathit{Abc123} \mathrm{Abc123} \mathfrak{Abc123} \mathbb{Abc123} \textup{Abc 123} \textbf{Abc 123} \textit{Abc 123} \textrm{Abc 123} \textsl{Abc 123} \texttt{Abc 123} \textsc{Abc 123} \emph{Abc 123}
Spaces Panel \square\underline{\,}\square \square\underline{\:}\square \square\underline{\;}\square \square\!\square
Binary Panel \pm \mp \times \ast \div \setminus \dotplus \amalg \dagger \ddagger \wr \diamond \circledcirc \circledast \cap \Cap \sqcap \wedge \barwedge \triangleleft \lozenge \circ \square \triangle \triangledown \ominus \oslash \circleddash \cup \Cup \sqcup \vee \veebar \triangleright \blacklozenge \bullet \blacksquare \blacktriangle \blacktriangledown \oplus \otimes \odot \cdot \uplus \bigsqcup \bigtriangleup \bigtriangledown \star \bigstar \bigcirc \bigoplus \bigotimes \bigodot
Symbols Panel \therefore \because \cdots \ddots \vdots \S \P \copyright \partial \imath \jmath \Re \Im \forall \exists \top \mathbb{P} \mathbb{N} \mathbb{Z} \mathbb{I} \mathbb{Q} \mathbb{R} \mathbb{C} \angle \measuredangle \sphericalangle \varnothing \infty \mho \wp
Foreign Panel \aa \ae \l \o \oe \ss \$ \cent \AA \AE \L \O \OE \SS \pounds \euro
Subsupset Panel \sqsubset \sqsubseteq \subset \subseteq \nsubseteq \subseteqq \nsubseteq \in \notin \sqsupset \sqsupseteq \supset \supseteq \nsupseteq \supseteqq \nsupseteqq \ni
Accents Panel a' \dot{a} \hat{a} \grave{a} \tilde{a} \bar{a} \not{a} a'' \ddot{a} \check{a} \acute{a} \breve{a} \vec{a} a^{\circ}
Accents_ext Panel \widetilde{abc}\widehat{abc}\overleftarrow{abc}\overrightarrow{abc}\overline{abc}\underline{abc}\overbrace{abc}\underbrace{abc}\overset{a}{abc}\underset{a}{abc}
Arrows Panel x \mapsto x^2\leftarrow\Leftarrow\leftrightarrow\leftharpoonup\leftharpoondown\leftrightharpoons\xleftarrow[text]{long}\overset{a}{\leftarrow}\underset{a}{\leftarrow}n \to\rightarrow\Rightarrow\Leftrightarrow\rightharpoonup\rightharpoondown\rightleftharpoons\xrightarrow[text]{long}\overset{a}{\rightarrow}\underset{a}{\rightarrow}
Operators Panel x^ax_ax_a^b{x_a}^b_a^{b}\textrm{C}\frac{a}{b}x\tfrac{a}{b}\frac{\partial }{\partial x}\frac{\partial^2 }{\partial x^2}\frac{\mathrm{d} }{\mathrm{d} x}\int\int_a^b\oint\oint_a^b\iint_a^b\bigcap\bigcap_a^b\bigcup\bigcup_a^b\displaystyle \lim_{x \to 0}\sum\sum_a^b\sqrt{x}\sqrt[n]{x}\prod\prod_a^b\coprod\coprod_a^b
Brackets Panel \left (\: \right )\left [\: \right ]\left\{\: \right\}\left |\: \right |\left \{ \cdots \right.\left \|\: \right \|\left \langle \: \right \rangle\left \lfloor \: \right \rfloor\left \lceil \: \right \rceil\left. \cdots \right \}
Greeklower Panel \alpha\epsilon\theta\lambda\pi\sigma\phi\omega\beta\varepsilon\vartheta\mu\varpi\varsigma\varphi\gamma\zeta\iota\nu\rho\tau\chi\delta\eta\kappa\xi\varrho\upsilon\psi
Greekupper Panel \Gamma\Theta\Xi\Sigma\Phi\Omega\Delta\Lambda\Pi\Upsilon\Psi
Relations Panel <\leq\leqslant\nless\nleqslant\prec\preceq\ll\vdash\smile\models\mid\bowtie>\geq\geqslant\ngtr\ngeqslant\succ\succeq\gg\dashv\frown\perp\parallel\Join=\doteq\equiv\neq\not\equiv\overset{\underset{\mathrm{def}}{}}{=}\sim\approx\simeq\cong\asymp\propto
Matrix Panel \begin{matrix}
\cdots \\
\cdots \\
\end{matrix} \begin{pmatrix}
\cdots \\
\cdots
\end{pmatrix}\begin{vmatrix}
\cdots \\
\cdots
\end{vmatrix}\begin{Vmatrix}
\cdots \\ 
\cdots
\end{Vmatrix}\left.\begin{matrix}
\cdots \\ 
\cdots
\end{matrix}\right|\begin{bmatrix}
\cdots \\ 
\cdots
\end{bmatrix}\bigl(\begin{smallmatrix}
\cdots \\ 
\cdots 
\end{smallmatrix}\bigr)\begin{Bmatrix}
\cdots \\ 
\cdots
\end{Bmatrix}\left\{\begin{matrix}
\cdots \\ 
\cdots
\end{matrix}\right.\left.\begin{matrix}
\cdots \\ 
\cdots
\end{matrix}\right\} \binom{n}{r}\begin{cases}..,x= \\..,x=\end{cases}\begin{align*}
y&=\cdots \\ 
 &+\cdots 
\end{align*}

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