Latex

  • 单独出一行公式

$$
...
$$
\[ ... \]

公式

  • 求和: \( \sum_{i=0}^{n}(i) -> \) \sum_{i=0}^{n}(i)

  • 小于/大于等于: \( \leq \geq \) -> \leq \geq

  • 点乘: \( a \cdot b\) -> a \cdot b

  • 下标: \( x_i \) -> x_i

  • 尖帽: \(\hat{a}\) -> \hat{a}

  • 波浪帽: \(\tilde{C}_t\) -> \tilde{C}_t

  • 哈达玛乘积: \(\circ\) -> \circ

  • 约等于: \(\approx\) -> \approx

  • 等价无穷小 \(\sim\) -> \sim

  • 矩阵:

\[\begin{split} \begin{bmatrix} x_1 & x_2 & x_3 \\ y_1 & y_2 & y_3 \end{bmatrix} \end{split}\]
\begin{bmatrix}
x_1 & x_2 & x_3 \\
y_1 & y_2 & y_3
\end{bmatrix}
  • 括号:

\[\begin{split} \begin{cases} h_{t+1} = A h_t + B x_t \\ y_t = C h_t + D x_t \end{cases} \end{split}\]
\begin{cases}
h_{t+1} = A h_t + B x_t \\
y_t = C h_t + D x_t
\end{cases}
  • 累乘: \(\prod_{k=1}^{n} k\) ->\prod_{k=1}^{n} k

  • 省略号: \(\cdots\) -> \cdots

  • 内积: \(\langle x, y \rangle\) -> \(\langle x, y \rangle\)

  • 范数: \(\|x\|\) -> |x|

  • 积分: \(\int\) -> \int

  • 属于: \(\in\) -> \in

  • 属于: \(\subset\) -> \subset

  • 向下取整: \(\lfloor .. \rfloor\) -> \lfloor .. \rfloor

  • 向上取整: \(\lceil .. \rceil\) -> \lceil .. \rceil

  • n次开根: \(\sqrt[n]{a}\) -> \sqrt[n]{a}

符号

  • \(\theta\) -> \theta

  • \(\eta\) -> \eta

  • \(\partial\) -> \partial

  • \(\lambda\) -> \lambda

  • \(\sigma\) -> \sigma

  • \(\Delta\) -> \Delta

  • \(\pi\) -> \pi

  • \(\psi\) -> \psi

  • \(\phi\) -> \phi

  • \(\mu\) -> \mu

  • \(\rho\) -> \rho

  • \(\infty\) -> \infty

  • \(\xi\) -> \xi

  • \(\bigcup\) -> \bigcup