【Latex】一些使用

http://www.mohu.org/info/symbols/symbols.htm

GG..研究个公式就搞这么晚了。。还不知道那三个报错的是怎么回事。。

意识模糊。。睡了睡了。

# Latex math notes

http://web.ift.uib.no/Teori/KURS/WRK/TeX/symALL.html

## Greek Letters

1. $\alpha \theta o \tau$
2. $\beta \vartheta \pi \upsilon$
3. $\gamma \gamma \varpi \phi$
4. $ \delta \kappa \rho \varphi$
5. $\epsilon \lambda \varrho \chi$
6. $\varepsilon \mu \sigma \psi$
7. $\zeta \nu \varsigma \omega$
8. $\eta \xi$
9. $\Gamma \Lambda \Sigma \Psi$
10. $\Delta \Xi \Upsilon \Omega$
11. $\Theta \Pi \Phi$

## Binary Operation Symbols

1. $ \pm \cap\diamond \oplus$
2. $\mp\cup\bigtriangleup \ominus$
3. $\times \uplus \bigtriangledown \otimes$
4. $\div \sqcap \triangleleft \oslash$
5. $\ast \sqcup \triangleright \odot$
6. $\star \vee \lhd \bigcirc$
7. $\circ \wedge \rhd \dagger$
8. $\bullet \setminus \unlhd \ddagger$
9. $\cdot \wr \unrhd \amalg$
10. $a^b$

## Logic operator

$\because \forall \therefore \exists$
$\not= \not> \notin \not\subset$

## Relation Symbols

1. $\leq \geq \equiv \models$
2. $\prec \succ \sim \perp$
3. $\preceq \succeq \simeq \mid$
4. $\ll \gg \asymp \parallel$
5. $\subset \supset \approx \bowtie$
6. $\subseteq \supseteq \cong \Join$
7. $\sqsubset \sqsupset \neq \smile$
8. $\sqsubseteq \sqsupseteq \doteq \frown$
9. $\in \ni \propto =$
10. $\vdash \dashv < >$

## Arrow Symbols

1. $\leftarrow \longleftarrow \uparrow$
2. $\Leftarrow \Longleftarrow \Uparrow$
3. $\rightarrow \longrightarrow \downarrow$
4. $\Rightarrow \Longrightarrow \Downarrow$
5. $\leftrightarrow \longleftrightarrow \updownarrow$
6. $\Leftrightarrow \Longleftrightarrow \Updownarrow$
7. $\mapsto \longmapsto \nearrow$
8. $\hookleftarrow \hookrightarrow \searrow$
9. $\leftharpoonup \rightharpoonup \swarrow$
10. $\leftharpoondown \rightharpoondown \nwarrow$
11. $\rightleftharpoons \leadsto$

## Variable-sized Symbols

1. $\sum \bigcap \bigodot$
2. $\prod \bigcup \bigotimes$
3. $\coprod \bigsqcup \bigoplus$
4. $\int \bigvee \biguplus$
5. $\oint \bigwedge$

## Delimiters

1. $( ) \uparrow \Uparrow$
2. $[ ] \downarrow \Downarrow$
3. $\{ \} \updownarrow \Updownarrow$
4. $\lfloor \rfloor \lceil \rceil$
5. $\langle \rangle / \backslash$
6. $| \|$
7. $\lmoustache \rmoustache \lgroup \rgroup$

## Some other constructions

1. $\widetilde{abc} \widehat{abc}$
2. $\overleftarrow{abc} ,\overrightarrow{abc}$
3. $\overline{abc} \underline{abc}$
4. $\overbrace{abc} \underbrace{abc}$
5. $\sqrt{abc} \sqrt[n]{abc}$
6. $f' \frac{abc}{xyz}$

## 大括号用法

方法一： $f(x)=\left\{
\begin{aligned}
x & = & \cos(t) \\
y & = & \sin(t) \\
z & = & \frac xy \\
\end{aligned}
\right.
$

方法二： $ F^{HLLC}=\left\{
\begin{array}{rcl}
F_L & & {0 < S_L}\\
F^*_L & & {S_L \leq 0 < S_M}\\
F^*_R & & {S_M \leq 0 < S_R}\\
F_R & & {S_R \leq 0}
\end{array} \right.
$

方法三: $f(x)=
\begin{cases}
0 & \text{x=0}\\
1 & \text{x!=0}
\end{cases}
$

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【Latex】一些使用

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