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. $alpha heta o au$
2. $eta vartheta pi upsilon$
3. $gamma gamma varpi phi$
4. $ delta kappa
ho varphi$
5. $epsilon lambda varrho chi$
6. $varepsilon mu sigma psi$
7. $zeta
u varsigma omega$
8. $eta xi$
9. $Gamma Lambda Sigma Psi$
10. $Delta Xi Upsilon Omega$
11. $Theta Pi Phi$
## Binary Operation Symbols
1. $ pm capdiamond oplus$
2. $mpcupigtriangleup ominus$
3. $ imes uplus igtriangledown otimes$
4. $div sqcap riangleleft oslash$
5. $ast sqcup riangleright odot$
6. $star vee lhd igcirc$
7. $circ wedge
hd dagger$
8. $ullet setminus unlhd ddagger$
9. $cdot wr unrhd amalg$
10. $a^b$
## Logic operator
$ecause forall herefore exists$
$
ot=
ot>
otin
otsubset$
## Relation Symbols
1. $leq geq equiv models$
2. $prec succ sim perp$
3. $preceq succeq simeq mid$
4. $ll gg asymp parallel$
5. $subset supset approx owtie$
6. $subseteq supseteq cong Join$
7. $sqsubset sqsupset
eq smile$
8. $sqsubseteq sqsupseteq doteq frown$
9. $in
i propto =$
10. $vdash dashv < >$
## Arrow Symbols
1. $leftarrow longleftarrow uparrow$
2. $Leftarrow Longleftarrow Uparrow$
3. $
ightarrow longrightarrow downarrow$
4. $Rightarrow Longrightarrow Downarrow$
5. $leftrightarrow longleftrightarrow updownarrow$
6. $Leftrightarrow Longleftrightarrow Updownarrow$
7. $mapsto longmapsto
earrow$
8. $hookleftarrow hookrightarrow searrow$
9. $leftharpoonup
ightharpoonup swarrow$
10. $leftharpoondown
ightharpoondown
warrow$
11. $
ightleftharpoons leadsto$
## Variable-sized Symbols
1. $sum igcap igodot$
2. $prod igcup igotimes$
3. $coprod igsqcup igoplus$
4. $int igvee iguplus$
5. $oint igwedge$
## Delimiters
1. $( ) uparrow Uparrow$
2. $[ ] downarrow Downarrow$
3. ${ } updownarrow Updownarrow$
4. $lfloor
floor lceil
ceil$
5. $langle
angle / ackslash$
6. $| |$
7. $lmoustache
moustache lgroup
group$
## 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{
egin{aligned}
x & = & cos(t) \
y & = & sin(t) \
z & = & frac xy \
end{aligned}
ight.
$
方法二： $ F^{HLLC}=left{
egin{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}
ight.
$
方法三: $f(x)=
egin{cases}
0 & ext{x=0}\
1 & ext{x!=0}
end{cases}
$
存个档