这里是行内公式：a2+b2=c2a^2 + b^2 = c^2a2+b2=c2
这里是块级公式：
−b±b2−4ac2a\frac{-b\pm\sqrt{b^2-4ac}}{2a} 2a−b±b2−4ac
Trans⋅Scale=[1001010200130001]⋅[2000020000200001]=[2001020200230001]Trans \cdot Scale = \begin{bmatrix} \color{red}1 & \color{red}0 & \color{red}0 & \color{red}1 \\ \color{green}0 & \color{green}1 & \color{green}0 & \color{green}2 \\ \color{blue}0 & \color{blue}0 & \color{blue}1 & \color{blue}3 \\ \color{purple}0 & \color{purple}0 & \color{purple}0 & \color{purple}1 \end{bmatrix} \cdot \begin{bmatrix} \color{red}2 & \color{red}0 & \color{red}0 & \color{red}0 \\ \color{green}0 & \color{green}2 & \color{green}0 & \color{green}0 \\ \color{blue}0 & \color{blue}0 & \color{blue}2 & \color{blue}0 \\ \color{purple}0 & \color{purple}0 & \color{purple}0 & \color{purple}1 \end{bmatrix} = \begin{bmatrix} \color{red}2 & \color{red}0 & \color{red}0 & \color{red}1 \\ \color{green}0 & \color{green}2 & \color{green}0 & \color{green}2 \\ \color{blue}0 & \color{blue}0 & \color{blue}2 & \color{blue}3 \\ \color{purple}0 & \color{purple}0 & \color{purple}0 & \color{purple}1 \end{bmatrix} Trans⋅Scale=⎣⎢⎢⎢⎡1000010000101231⎦⎥⎥⎥⎤⋅⎣⎢⎢⎢⎡2000020000200001⎦⎥⎥⎥⎤=⎣⎢⎢⎢⎡2000020000201231⎦⎥⎥⎥⎤
