Markdown输入矩阵方式

Markdown输入矩阵

相关英语单词

1. 不带括号的矩阵

$$
\begin{matrix}
    1 & 2 & 3 \\
    4 & 5 & 6 \\
    7 & 8 & 9
\end{matrix}
$$

1 2 3 4 5 6 7 8 9 \begin{matrix} 1 & 2 & 3 \\ 4 & 5 & 6 \\ 7 & 8 & 9 \end{matrix} 147​258​369​

2. 带括号的矩阵

pmatrix 环境

$$
\begin{pmatrix}
    1 & 2 & 3 \\
    4 & 5 & 6 \\
    7 & 8 & 9
\end{pmatrix}
$$

( 1 2 3 4 5 6 7 8 9 ) \begin{pmatrix} 1 & 2 & 3 \\ 4 & 5 & 6 \\ 7 & 8 & 9 \end{pmatrix} ​147​258​369​ ​

bmatrix 环境

样式一(小写的字母b)

$$
\begin{bmatrix}
    1 & 2 & 3 \\
    4 & 5 & 6 \\
    7 & 8 & 9
\end{bmatrix}
$$

[ 1 2 3 4 5 6 7 8 9 ] \begin{bmatrix} 1 & 2 & 3 \\ 4 & 5 & 6 \\ 7 & 8 & 9 \end{bmatrix} ​147​258​369​ ​

样式二(大写的字母B)

$$
\begin{Bmatrix}
    1 & 2 & 3 \\
    4 & 5 & 6 \\
    7 & 8 & 9
\end{Bmatrix}
$$

{ 1 2 3 4 5 6 7 8 9 } \begin{Bmatrix} 1 & 2 & 3 \\ 4 & 5 & 6 \\ 7 & 8 & 9 \end{Bmatrix} ⎩ ⎨ ⎧​147​258​369​⎭ ⎬ ⎫​

vmatrix 环境

样式一(小写字母v)

$$
\begin{vmatrix}
    1 & 2 & 3 \\
    4 & 5 & 6 \\
    7 & 8 & 9
\end{vmatrix}
$$

∣ 1 2 3 4 5 6 7 8 9 ∣ \begin{vmatrix} 1 & 2 & 3 \\ 4 & 5 & 6 \\ 7 & 8 & 9 \end{vmatrix} ​147​258​369​ ​

样式二(大写字母V)

$$
\begin{Vmatrix}
    1 & 2 & 3 \\
    4 & 5 & 6 \\
    7 & 8 & 9
\end{Vmatrix}
$$

∥ 1 2 3 4 5 6 7 8 9 ∥ \begin{Vmatrix} 1 & 2 & 3 \\ 4 & 5 & 6 \\ 7 & 8 & 9 \end{Vmatrix} ​147​258​369​ ​

array样式

$$
\left[
\begin{array}{}
    1 & 2 & 3 \\
    4 & 5 & 6 \\
    7 & 8 & 9
\end{array}
\right]
$$

[ 1 2 3 4 5 6 7 8 9 ] \left[ \begin{array}{} 1 & 2 & 3 \\ 4 & 5 & 6 \\ 7 & 8 & 9 \end{array} \right] ​147​258​369​ ​

cases样式(方程组)

$$
\begin{cases}
    a_1^2 + b_1^2 = c_1^2 & (1) \\
    a_2^2 + b_2^2 = c_2^2 & (2)
\end{cases} \tag{序号}
$$

{ a 1 2 + b 1 2 = c 1 2 ( 1 ) a 2 2 + b 2 2 = c 2 2 ( 2 ) (序号) \begin{cases} a_1^2 + b_1^2 = c_1^2 & (1) \\ a_2^2 + b_2^2 = c_2^2 & (2) \end{cases} \tag{序号} {a12​+b12​=c12​a22​+b22​=c22​​(1)(2)​(序号)

equation样式(等式)

在该数学环境下数学公式自动编号

$$
\begin{equation}
    a_1^2 + b_1^2 = c_1^2
\end{equation}
$$

a 1 2 + b 1 2 = c 1 2 \begin{equation} a_1^2 + b_1^2 = c_1^2 \end{equation} a12​+b12​=c12​​​

a 2 2 + b 2 2 = c 2 2 \begin{equation} a_2^2 + b_2^2 = c_2^2 \end{equation} a22​+b22​=c22​​​

align环境(对齐)

align环境自动编号，若要取消编号在align后面加星号(*)

$$
\begin{align*}
    a_1^2 + b_1^2 & = a_2^2 + b_2^2 \\
    & = c^2
\end{align*}
$$

a 1 2 + b 1 2 = a 2 2 + b 2 2 = c 2 \begin{align*} a_1^2 + b_1^2 & = a_2^2 + b_2^2 \\ & = c^2 \end{align*} a12​+b12​​=a22​+b22​=c2​