オンラインLaTeX数式エディター

アルファベット

$\alpha$ $\beta$ $\Gamma$ $\gamma$ $\Delta$ $\delta$ $\nabla$ $\epsilon$ $\varepsilon$ $\zeta$ $\eta$ $\Theta$ $\theta$ $\vartheta$ $\iota$ $\kappa$ $\Lambda$ $\lambda$ $\mu$ $\nu$ $\Xi$ $\xi$ $\Pi$ $\amalg$ $\pi$ $\varpi$ $\rho$ $\varrho$ $\Sigma$ $\sigma$ $\varsigma$ $\tau$ $\Upsilon$ $\upsilon$ $\Phi$ $\phi$ $\varphi$ $\chi$ $\Psi$ $\psi$ $\Omega$ $\mho$ $\omega$ $\aleph$ $\beth$ $\daleth$ $\complement$ $\backepsilon$ $\eth$ $\hbar$ $\Im$ $\imath$ $\jmath$ $\Bbbk$ $\ell$ $\wp$ $\Re$ $\Game$ $\flat$

記号

$\times$ $\div$ $\pm$ $\mp$ $\propto$ $\varpropto$ $\infty$ $\smile$ $\frown$ $\asymp$ $\between$ $\pitchfork$

$\star$ $\ast$ $\bigstar$ $\dagger$ $\ddagger$ $\wr$ $\heartsuit$ $\clubsuit$ $\spadesuit$ $\And$ $\natural$ $\sharp$ $\circledS$

$\angle$ $\sphericalangle$ $\measuredangle$ $\forall$ $\exists$ $\nexists$ $\Finv$ $\diagup$ $\diagdown$ $\setminus$ $\ltimes$ $\rtimes$ $\leftthreetimes$ $\rightthreetimes$

$\parallel$ $\nparallel$ $\shortparallel$ $\nshortparallel$ $\lnot$ $\ulcorner$ $\urcorner$ $\llcorner$ $\lrcorner$

$\cdot$ $\centerdot$ $\ldots$ $\cdots$ $\therefore$ $\because$

図形

$\circ$ $\bullet$ $\odot$ $\ominus$ $\oslash$ $\oplus$ $\otimes$ $\bigcirc$

$\triangleleft$ $\lhd$ $\vartriangleleft$ $\blacktriangleleft$ $\unlhd$ $\trianglelefteq$ $\ntriangleleft$ $\ntrianglelefteq$

$\triangleright$ $\rhd$ $\vartriangleright$ $\blacktriangleright$ $\unrhd$ $\trianglerighteq$ $\ntriangleright$ $\ntrianglerighteq$

$\vartriangle$ $\triangledown$ $\blacktriangle$ $\blacktriangledown$ $\triangle$ $\bigtriangleup$ $\bigtriangledown$ $\nabla$

$\diamond$ $\Diamond$ $\diamondsuit$ $\lozenge$ $\blacklozenge$ $\Box$ $\blacksquare$

括弧

$( )$ $[ ]$ $\lbrace \rbrace$ $\left \langle \right \rangle $ $| |$ $\Vert \Vert $ $\left \lfloor \right \rfloor$ $\left \lceil \right \rceil$ $[a,b)$ $(a,b]$

十字

$\perp$ $\bot$ $\intercal$ $\top$ $\vdash$ $\Vdash$ $\models$ $\Vvdash$ $\nvdash$ $\nVdash$ $\nvDash$ $\nVDash$ $\dashv$

比較

$\lt$ $\lessdot$ $\le$ $\leqslant$ $\eqslantless$ $\leqq$ $\ll$ $\lll$

$\nless$ $\lneq$ $\nleq$ $\nleqslant$ $\lneqq$ $\nleqq$ $\not\ll$ $\not\lll$

$\gt$ $\gtrdot$ $\ge$ $\eqslantgtr$ $\geqslant$ $\geqq$ $\gg$ $\ggg$

$\ngtr$ $\gneq$ $\ngeq$ $\ngeqslant$ $\gneqq$ $\gvertneqq$ $\not\gg$ $\not\ggg$

$\lessgtr$ $\gtrless$ $\gtreqless$ $\lesseqgtr$ $\lesseqqgtr$

相似

$\sim$ $\backsim$ $\thicksim$ $\nsim$ $\simeq$ $\backsimeq$ $\eqsim$ $\approx$ $\thickapprox$ $\approxeq$ $\cong$ $\ncong$

$\lesssim$ $\lnsim$ $\lessapprox$ $\lnapprox$ $\gtrsim$ $\gnsim$ $\gtrapprox$ $\gnapprox$

$\prec$ $\preceq$ $\precsim$ $\preccurlyeq$ $\curlyeqprec$ $\precapprox$ $\nprec$ $\npreceq$ $\precnsim$ $\precneqq$ $\precnapprox$

$\succ$ $\succeq$ $\succsim$ $\succcurlyeq$ $\curlyeqsucc$ $\succapprox$ $\nsucc$ $\nsucceq$ $\succnsim$ $\succneqq$ $\succnapprox$

等号

$\bumpeq$ $\Bumpeq$ $\eqcirc$ $\doteq$ $\doteqdot$ $\risingdotseq$ $\fallingdotseq$ $\circeq$ $\triangleq$ $\ne$ $\equiv$ $\not\equiv$

集合

$\cup$ $\sqcup$ $\bigcup$ $\bigsqcup$ $\uplus$ $\biguplus$ $\Cup$

$\cap$ $\sqcap$ $\bigcap$ $\Cap$

$\subset$ $\sqsubset$ $\subseteq$ $\Subset$ $\sqsubseteq$ $\subseteqq$ $\subsetneq$ $\varsubsetneq$ $\nsubseteq$ $\subsetneqq$ $\varsubsetneqq$ $\nsubseteqq$

$\supset$ $\sqsupset$ $\sqsupseteq$ $\Supset$ $\supseteq$ $\supseteqq$ $\supsetneq$ $\varsupsetneq$ $\nsupseteq$ $\supsetneqq$ $\varsupsetneqq$ $\nsupseteqq$

$\lor$ $\vee$ $\curlyvee$ $\bigvee$ $\land$ $\wedge$ $\curlywedge$ $\bigwedge$ $\barwedge$ $\veebar$ $\doublebarwedge$

$\emptyset$ $\varnothing$ $\in$ $\ni$ $\notin$ $\setminus$ $\smallsetminus$

矢印

$\rightarrow$ $\to$ $\rightharpoonup$ $\rightharpoondown$ $\rightsquigarrow$ $\twoheadrightarrow$ $\mapsto$ $\rightarrowtail$ $\hookrightarrow$ $\longrightarrow$ $\longmapsto$ $\Rightarrow$ $\rightrightarrows$ $\Longrightarrow$ $\implies$ $\Rrightarrow$ $\looparrowright$ $\Rsh$ $\curvearrowright$ $\circlearrowright$ $\multimap$ $\nrightarrow$ $\nRightarrow$

$\leftarrow$ $\gets$ $\leftharpoonup$ $\leftharpoondown$ $\leftarrowtail$ $\hookleftarrow$ $\twoheadleftarrow$ $\longleftarrow$ $\Leftarrow$ $\leftleftarrows$ $\Longleftarrow$ $\Lleftarrow$ $\looparrowleft$ $\Lsh$ $\curvearrowleft$ $\circlearrowleft$ $\nleftarrow$ $\nLeftarrow$

$\leftrightarrow$ $\nleftrightarrow$ $\leftrightsquigarrow$ $\longleftrightarrow$ $\leftrightharpoons$ $\rightleftharpoons$ $\rightleftarrows$ $\leftrightarrows$ $\Leftrightarrow$ $\nLeftrightarrow$ $\Longleftrightarrow$ $\iff$

$\upharpoonleft$ $\upharpoonright$ $\uparrow$ $\upuparrows$ $\Uparrow$ $\downharpoonleft$ $\downharpoonright$ $\downarrow$ $\downdownarrows$ $\Downarrow$

$\nearrow$ $\nwarrow$ $\swarrow$ $\searrow$ $\updownarrow$ $\Updownarrow$

下線と上線

$\hat{a}$ $\check{a}$ $\grave a$ $\acute{a}$ $\tilde{a}$ $\bar{a}$ $\vec{a}$ $\not{a}$ $0^{\circ}$ $\overset{a}{ABC}$ $\underset{a}{ABC}$

$\widetilde{ABC}$ $\widehat{ABC}$ $\overleftarrow{ABC}$ $\overrightarrow{ABC}$ $\overleftrightarrow{ABC}$ $\overline{ABC}$ $\overbrace{ABC}$ $\stackrel\frown{ABC}$

$\underleftarrow{ABC}$ $\underrightarrow{ABC}$ $\underleftrightarrow{ABC}$ $\underline{ABC}$ $\underparen{ABC}$ $\underbrace{ABC}$

分数

$\tfrac{a}{b}$ $\frac{a}{b}$ $\frac{1}{a+\frac{1}{b}}$ $\cfrac{1}{a+\cfrac{1}{b}}$ $\dfrac{1}{a+\dfrac{1}{b}}$

$\frac{\mathrm{d} y}{\mathrm{d} x}$ $\frac{\partial y}{\partial x}$ $\frac{\mathrm{d}^2 y}{\mathrm{d} x \mathrm{d} y}$ $\frac{\partial^2 y}{\partial x \partial y}$

極限

$$\lim a$$ $$\lim_{x \to 0}$$ $$\lim_{x \to \infty}$$ $$\textstyle \lim_{x \to 0}$$ $$\max_{\Box }\Box$$ $$\min_{\Box }\Box$$

積分

$\int$ $\int_{a}^{b}$ $\int\limits_{a}^{b}$ $\iint$ $\iint_{D}$ $\iint\limits_{D}$ $\iiint$ $\iiint_{\Omega}$ $\iiint\limits_{\Omega}$ $\oint$ $\oint_{L}$

微分

$\dot{a}$ $\ddot{a}$ ${f}'$ ${f}''$ ${f}'''$ ${f}^{(n)} $ $\Delta x$ $\Delta y$ $\partial y$ $\partial x$

上付き・下付き

$\sqrt{x}$ $\sqrt[n]{x} $ $\log_{a}{b}$ $\lg_{a}{b}$ $\ln_{a}{b}$

$x^{a}$ $x_{a}$ $x_{b}^{a}$ ${}_{a}^{b}x$ $$ \sideset{_1^2}{_3^4}X_a^b $$

大型演算子

$\sum$ $$\sum_{a}^{b}$$ ${\textstyle \sum_{a}^{b}}$ $\binom{a}{b}$

$\prod$ $$\prod_{a}^{b}$$ ${\textstyle \prod_{a}^{b}}$ $\coprod$ $$\coprod_{a}^{b}$$ ${\textstyle \coprod_{a}^{b}}$

$\bigcup$ $$\bigcup_{a}^{b}$$ ${\textstyle \bigcup_{a}^{b}}$ $\bigcap$ $$\bigcap_{a}^{b}$$ ${\textstyle \bigcap_{a}^{b}}$

$\bigvee$ $$\bigvee_{a}^{b}$$ ${\textstyle \bigvee_{a}^{b}}$ $\bigwedge$ $$\bigwedge_{a}^{b}$$ ${\textstyle \bigwedge_{a}^{b}}$

行列

row: col:

$$\begin{matrix} a & a\\ a & a \end{matrix}$$ $$\begin{bmatrix} a & a\\ a & a \end{bmatrix}$$ $$\begin{pmatrix} a & a\\ a & a \end{pmatrix}$$ $$\begin{vmatrix} a & a\\ a & a \end{vmatrix}$$ $$\begin{Vmatrix} a & a\\ a & a \end{Vmatrix}$$

$$\left\{\begin{matrix} a & a\\ a & a \end{matrix}\right.$$ $$\left.\begin{matrix} a & a\\ a & a \end{matrix}\right\}$$ $$\begin{Bmatrix} a & a\\ a & a \end{Bmatrix}$$

方程式

$$\begin{align} y =& a(x+1) \\ =& ax+a \end{align} $$ $$\begin{cases} y=x \\y=x^2\end{cases} $$

色

${\color{Blue} Blue}$ ${\color{Brown} Brown}$ ${\color{Gray} Gray}$ ${\color{Orange} Orange}$ ${\color{Peach} Peach}$ ${\color{Purple} Purple}$ ${\color{Red} Red}$ ${\color{Tan} Tan}$ ${\color{Violet} Violet}$ ${\color{Yellow} Yellow}$ ${\color[RGB]{50,100,150} RGB}$

フォント

$\mathrm{Roman}$ $\mathbf{Bold}$ $\mathit{Italics}$ $\underline{Underline}$ $\mathsf{Sans\ serif}$ $\mathbb{Balckboard}$ $\mathcal{Calligraphy}$ $\mathfrak{Fraktur}$

フォントサイズ

${\tiny tiny } $ ${\scriptsize scriptsize } $ ${\small small }$ ${\normalsize normalsize }$ ${\large large }$ ${\Large Large }$ ${\LARGE LARGE }$ ${\huge huge }$ ${\Huge Huge }$

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