公式以及 markdown练习

2022-09-22  本文已影响0人  畑寻雫

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<center>居中<center>

abc

x_{min}

x=a_0 + \frac {1^2}{a_1 + \frac {2^2}{a_2 + \frac {3^2}{a_3 + \frac {4^2}{a_4 + ...}}}}

f(n) \begin{cases} \cfrac n2, &if\ n\ is\ even\\ 3n + 1, &if\ n\ is\ odd \end{cases}

L(Y,f(X)) = \begin{cases} 0, & \text{Y = f(X)} \\ 1, & \text{Y $\neq$ f(X)} \end{cases}

L(Y,f(X)) = \begin{cases} 0, & \text{Y = f(X)} \\[5ex] 1, & \text{Y $\neq$ f(X)} \end{cases}

\begin{equation}\begin{split} a&=b+c-d \\ &\quad +e-f\\ &=g+h\\ & =i \end{split}\end{equation}

\left \{ \begin{array}{c} a_1x+b_1y+c_1z=d_1 \\ a_2x+b_2y+c_2z=d_2 \\ a_3x+b_3y+c_3z=d_3 \end{array} \right.

\begin{equation} a_1+a_2+\ldots+a_n \\ a_1+a_2+\cdots+a_n \end{equation}

\begin{array}{c|lcr} n & \text{Left} & \text{Center} & \text{Right} \\ \hline 1 & 0.24 & 1 & 125 \\ 2 & -1 & 189 & -8 \\ 3 & -20 & 2000 & 1+10i \\ \end{array}

\begin{matrix} 1 & x & x^2 \\ 1 & y & y^2 \\ 1 & z & z^2 \\ \end{matrix}

\begin{pmatrix} 1&a_1&a_1^2&\cdots&a_1^n\\ 1&a_2&a_2^2&\cdots&a_2^n\\ \vdots&\vdots&\vdots&\ddots&\vdots\\ 1&a_m&a_m^2&\cdots&a_m^n\\ \end{pmatrix}

\left[ \begin{array} {c c | c} 1 & 2 & 3 \\ \hline 4 & 5 & 6 \end{array} \right]

\mathbf ABCDEFGHIJKLMNOPQRSTUVWXYZ

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