TeXいろいろ(にゃ～～ん)
$$
\TeX\\ \LaTeX\\
\Delta \nabla
$$
$$
\hbar \\
\dot{x} \\
18!=6402373705728000\\
\delta_{i j}\\
\mathbb{R}^3\\
\mathbb{X}\\
\mathbf{X}\\
\sin(180^\circ/n ) \\
z(z^{p-1}-1)\\
\overline{\mathbb{c}p^2}\\
h: \mathbb{R} \to \mathbb{C}\\
g(θ)=f(e^{i\theta})\\
f:C \to \mathbb{C}\\
a\in{R}
$$
$$
\int\int_{\mathrm{D}}\sqrt{r^2-x^2-y^2} dydx~\mathrm{D}={( x,y)|x^2+y^2≦r^2 }\\
\left[0,\frac{1}{n}\right]\cup\left(\bigcup_{i=1} ^{n-1}\left[\frac{1}{i}-\frac{\varepsilon}{2}, \frac{1}{i}+\frac{\varepsilon}{2}\right]\right)\\
\oint w^{\mathrm{isotherm}}_{\mathrm{out}} \leq 0\\
\mathcal{L}(\mathbf{w})=\prod_{i=0}^N \mathcal{N}(y_i-\mathbf{w}^T \mathbf{x}_i,\sigma^2)
$$
$$
f(x,y)=\begin{cases}
1 & 0 < x \leq 1, 0 \leq y \leq 1\
1 & x=0, y: \textup{irrational}\
0 & x=0, y: \textup{rational}
\end{cases}\\
Y\colon \mathscr{C}\hookleftarrow {\rm Set}^{{\mathscr{C}}^{\rm op}}\\
f(x,y,z), f(\vec{r})\\
lim_{n→∞}(1+\frac{1}{n})^{n}=e\\
$$
$$
A\hspace{-1mm}B\hspace{-1.5mm}C\hspace{-2mm}D\hspace{-2.5mm}E\\
\left(\hspace{0.2mm}{}^{\circ} \hspace{2mm}\underset{\wedge}{} \hspace{2mm}{}^{\circ}\right)\\
\overset{\wedge\hspace{7mm} \wedge}{\left(\hspace{0.2mm}{}^{\circ} \hspace{2mm}\underset{\wedge}{} \hspace{2mm}{}^{\circ}\right)}
$$
