LaTeX学习笔记

矩阵：

![][00]

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双曲余弦函数：

![][01]

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排列组合公式：

![][02]

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开方运算：

![][03]

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表格对齐：

![][04]

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特殊符号：

![][051]
![][052]

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复杂表达式：

![][06]
[00]: http://latex.codecogs.com/svg.latex?%5Cbegin%7Bbmatrix%7D1&x&x%5E2%5C%5C1&y&y%5E2%5C%5C1&z&z%5E2%5C%5C%5Cend%7Bbmatrix%7D
[01]: http://latex.codecogs.com/svg.latex?ch(x)=%5Cfrac%7Be%5Ex+e%5E%7B-x%7D%7D%7B2%7D
[02]: http://latex.codecogs.com/svg.latex?C_n%5Ek=%5Cfrac%7Bn(n-1)%5Cldots(n-k+1)%7D%7Bk!%7D=%5Cfrac%7Bn!%7D%7Bk!(n-k)!%7D
[03]: http://latex.codecogs.com/svg.latex?%5Cbegin%7Baligned%7D%5Csqrt%7B37%7D&=%5Csqrt%7B%5Cfrac%7B73%5E2-1%7D%7B12%5E2%7D%7D%5C%5C&=%5Csqrt%7B%5Cfrac%7B73%5E2%7D%7B12%5E2%7D%5Ccdot%5Cfrac%7B73%5E2-1%7D%7B73%5E2%7D%7D%5C%5C&=%5Csqrt%7B%5Cfrac%7B73%5E2%7D%7B12%5E2%7D%7D%5Csqrt%7B%5Cfrac%7B73%5E2-1%7D%7B73%5E2%7D%7D%5C%5C&=%5Cfrac%7B73%7D%7B12%7D%5Csqrt%7B1-%5Cfrac%7B1%7D%7B73%5E2%7D%7D%5C%5C&%5Capprox%5Cfrac%7B73%7D%7B12%7D%5Cleft(1-%5Cfrac%7B1%7D%7B2%5Ccdot73%5E2%7D%5Cright)%5Cend%7Baligned%7D
[04]: http://latex.codecogs.com/svg.latex?%5Cbegin%7Barray%7D%7Bc%7Clcr%7Dn&%5Ctext%7BLeft%7D&%5Ctext%7BCenter%7D&%5Ctext%7BRight%7D%5C%5C%5Chline1&x+y&0.15625&a^2_i%5C%5C2&-1.172&%5Csqrt7&1+abc%5C%5C3&12R&2016&5-10i%5C%5C%5Cend%7Barray%7D
[051]: http://latex.codecogs.com/svg.latex?%5Cmathbb%7BA,B,C,D,E,F,G,H,I,J,K,L,M,N%7D
[052]: http://latex.codecogs.com/svg.latex?%5cmathbb%7BO,P,Q,R,S,T,U,V,W,X,Y,Z%7D
[06]: http://latex.codecogs.com/svg.latex?f^{2%5Cleft(%5Cleft%5B%5Cfrac%7B1+max%5Cleft%5C%7Bx,y%5Cright%5C%7D%7D%7B%5Cleft(%5Cfrac%7Bx%7D%7By%7D+%5Cfrac%7By%7D%7Bx%7D%5Cright)%5Cleft(u}r+1%5Cright)%7D+a%5Cright%5D%5E%7B%5Cfrac%7Bi%7D%7B2%7D%7D%5Cright)