Markdown mathematical formula syntax

Inside and alone

1. In line formula ： Insert the formula into the line , Symbol ：$ Formula content $, Such as ：$xyz$
2. The solitary formula ： Insert the formula into a new line , And in the middle , Symbol ：$$ Formula content $$, Such as ：$$xyz$$

Superscript 、 Subscripts and combinations

1. Superscript , Symbol ：^, Such as ：$x^4$
2. Subscript symbol , Symbol ：_, Such as ：$x_1$
3. Combination symbol , Symbol ：{}, Such as ：${16}_{8}O{2+}_{2}$

Chinese characters 、 Fonts and formats

1. The form of Chinese characters , Symbol ：\mbox{}, Such as ：$V_{\mbox{ initial }}$
2. Font control , Symbol ：\displaystyle, Such as ：$\displaystyle \frac{x+y}{y+z}$
3. Underscores , Symbol ：\underline, Such as ：$\underline{x+y}$
4. label , Symbol \tag{ Numbers }, Such as ：$\tag{11}$
5. Curly braces , Symbol ：\overbrace{ Formula }, Such as ：$\overbrace{a+b+c+d}^{2.0}$
6. Here are the braces , Symbol ：\underbrace{ Formula }, Such as ：$a+\underbrace{b+c}_{1.0}+d$
7. The upper symbol , Symbol ：\stacrel{ The upper symbol }{ Base symbol }, Such as ：$\vec{x}\stackrel{\mathrm{def}}{=}{x_1,\dots,x_n}$

Place holder

1. Two quad Space , Symbol ：\qquad, Such as ：$x \qquad y$
2. quad Space , Symbol ：\quad, Such as ：$x \quad y$
3. Big space , Symbol \, Such as ：$x \ y$
4. In the space , Symbol \:, Such as ：$x : y$
5. Small space , Symbol \,, Such as ：$x , y$
6. There are no spaces , Symbol ``, Such as ：$xy$
7. Be close to , Symbol \!, Such as ：$x ! y$

Delimiters and combinations

1. Brackets , Symbol ：（）\big(\big) \Big(\Big) \bigg(\bigg) \Bigg(\Bigg), Such as ：$（）\big(\big) \Big(\Big) \bigg(\bigg) \Bigg(\Bigg)$
2. brackets , Symbol ：[], Such as ：$[x+y]$
3. Curly braces , Symbol ：\{ \}, Such as ：${x+y}$
4. Adaptive brackets , Symbol ：\left \right, Such as ：$\left(x\right)$,$\left(x{yz}\right)$
5. Combination formula , Symbol ：{ The upper formula \choose The lower formula }, Such as ：${n+1 \choose k}={n \choose k}+{n \choose k-1}$
6. Combination formula , Symbol ：{ The upper formula \atop The lower formula }, Such as ：$\sum_{k_0,k_1,\ldots>0 \atop k_0+k_1+\cdots=n}A_{k_0}A_{k_1}\cdots$

arithmetic

1. Addition operation , Symbol ：+, Such as ：$x+y=z$
2. Subtraction , Symbol ：-, Such as ：$x-y=z$
3. Addition and subtraction , Symbol ：\pm, Such as ：$x \pm y=z$
4. Minus a operation , Symbol ：\mp, Such as ：$x \mp y=z$
5. Multiplication , Symbol ：\times, Such as ：$x \times y=z$
6. Dot multiplication , Symbol ：\cdot, Such as ：$x \cdot y=z$
7. Star multiplication , Symbol ：\ast, Such as ：$x \ast y=z$
8. Division operations , Symbol ：\div, Such as ：$x \div y=z$
9. Oblique operation , Symbol ：/, Such as ：$x/y=z$
10. Fraction means , Symbol ：\frac{ molecular }{ The denominator }, Such as ：$\frac{x+y}{y+z}$
11. Fraction means , Symbol ：{ molecular } \voer { The denominator }, Such as ：${x+y} \over {y+z}$
12. Absolute value means , Symbol ：||, Such as ：$|x+y|$

Advanced Computing

1. Average operation , Symbol ：\overline{ Formula }, Such as ：$\overline{xyz}$
2. Open quadratic operation , Symbol ：\sqrt, Such as ：$\sqrt x$
3. Square root operation , Symbol ：\sqrt[ radicand ]{ The number of squares to be split }, Such as ：$\sqrt[3]{x+y}$
4. logarithmic , Symbol ：\log, Such as ：$\log(x)$
5. Limit operation , Symbol ：\lim, Such as ：$\lim^{x \to \infty}_{y \to 0}{\frac{x}{y}}$
6. Limit operation , Symbol ：\displaystyle \lim, Such as ：$\displaystyle \lim^{x \to \infty}_{y \to 0}{\frac{x}{y}}$
7. Summation , Symbol ：\sum, Such as ：$\sum^{x \to \infty}_{y \to 0}{\frac{x}{y}}$
8. Summation , Symbol ：\displaystyle \sum, Such as ：$\displaystyle \sum^{x \to \infty}_{y \to 0}{\frac{x}{y}}$
9. Integral operations , Symbol ：\int, Such as ：$\int^{\infty}_{0}{xdx}$
10. Integral operations , Symbol ：\displaystyle \int, Such as ：$\displaystyle \int^{\infty}_{0}{xdx}$
11. Differential operation , Symbol ：\partial, Such as ：$\frac{\partial x}{\partial y}$
12. The matrix represents , Symbol ：\begin{matrix} \end{matrix}, Such as ：$\left[ \begin{matrix} 1 &2 &\cdots &4\5 &6 &\cdots &8\\vdots &\vdots &\ddots &\vdots\13 &14 &\cdots &16\end{matrix} \right]$

Logical operations

1. Equal operation , Symbol ：=, Such as ：$x+y=z$
2. Greater than operation , Symbol ：>, Such as ：$x+y>z$
3. Less than operation , Symbol ：<, Such as ：$x+y<z$
4. Greater than or equal to , Symbol ：\geq, Such as ：$x+y \geq z$
5. Less than or equal to , Symbol ：\leq, Such as ：$x+y \leq z$
6. It's not equal to arithmetic , Symbol ：\neq, Such as ：$x+y \neq z$
7. Not greater than or equal to operation , Symbol ：\ngeq, Such as ：$x+y \ngeq z$
8. Not greater than or equal to operation , Symbol ：\not\geq, Such as ：$x+y \not\geq z$
9. Not less than or equal to operation , Symbol ：\nleq, Such as ：$x+y \nleq z$
10. Not less than or equal to operation , Symbol ：\not\leq, Such as ：$x+y \not\leq z$
11. Approximately equal to the operation , Symbol ：\approx, Such as ：$x+y \approx z$
12. Constant equals operation , Symbol ：\equiv, Such as ：$x+y \equiv z$

Set operations

1. It belongs to operations , Symbol ：\in, Such as ：$x \in y$
2. It's not an operation , Symbol ：\notin, Such as ：$x \notin y$
3. It's not an operation , Symbol ：\not\in, Such as ：$x \not\in y$
4. Subset operations , Symbol ：\subset, Such as ：$x \subset y$
5. Subset operations , Symbol ：\supset, Such as ：$x \supset y$
6. Proper subset operation , Symbol ：\subseteq, Such as ：$x \subseteq y$
7. Non proper subset operations , Symbol ：\subsetneq, Such as ：$x \subsetneq y$
8. Proper subset operation , Symbol ：\supseteq, Such as ：$x \supseteq y$
9. Non proper subset operations , Symbol ：\supsetneq, Such as ：$x \supsetneq y$
10. Non subset operations , Symbol ：\not\subset, Such as ：$x \not\subset y$
11. Non subset operations , Symbol ：\not\supset, Such as ：$x \not\supset y$
12. Union operation , Symbol ：\cup, Such as ：$x \cup y$
13. Intersection operation , Symbol ：\cap, Such as ：$x \cap y$
14. Subtraction operation , Symbol ：\setminus, Such as ：$x \setminus y$
15. The same or operation , Symbol ：\bigodot, Such as ：$x \bigodot y$
16. Same and operation , Symbol ：\bigotimes, Such as ：$x \bigotimes y$
17. Set of real numbers , Symbol ：\mathbb{R}, Such as ：\mathbb{R}
18. Set of natural numbers , Symbol ：\mathbb{Z}, Such as ：\mathbb{Z}
19. An empty set , Symbol ：\emptyset, Such as ：$\emptyset$

Mathematical symbols

1. infinite , Symbol ：\infty, Such as ：$\infty$
2. imaginary number , Symbol ：\imath, Such as ：$\imath$
3. imaginary number , Symbol ：\jmath, Such as ：$\jmath$
4. Mathematical symbols , Symbol \hat{a}, Such as ：$\hat{a}$
5. Mathematical symbols , Symbol \check{a}, Such as ：$\check{a}$
6. Mathematical symbols , Symbol \breve{a}, Such as ：$\breve{a}$
7. Mathematical symbols , Symbol \tilde{a}, Such as ：$\tilde{a}$
8. Mathematical symbols , Symbol \bar{a}, Such as ：$\bar{a}$
9. Vector symbols , Symbol \vec{a}, Such as ：$\vec{a}$
10. Mathematical symbols , Symbol \acute{a}, Such as ：$\acute{a}$
11. Mathematical symbols , Symbol \grave{a}, Such as ：$\grave{a}$
12. Mathematical symbols , Symbol \mathring{a}, Such as ：$\mathring{a}$
13. The sign of the first derivative , Symbol \dot{a}, Such as ：$\dot{a}$
14. The sign of the second derivative , Symbol \ddot{a}, Such as ：$\ddot{a}$
15. up arrow , Symbol ：\uparrow, Such as ：$\uparrow$
16. up arrow , Symbol ：\Uparrow, Such as ：$\Uparrow$
17. Down arrow , Symbol ：\downarrow, Such as ：$\downarrow$
18. Down arrow , Symbol ：\Downarrow, Such as ：$\Downarrow$
19. left arrow , Symbol ：\leftarrow, Such as ：$\leftarrow$
20. left arrow , Symbol ：\Leftarrow, Such as ：$\Leftarrow$
21. Right arrow , Symbol ：\rightarrow, Such as ：$\rightarrow$
22. Right arrow , Symbol ：\Rightarrow, Such as ：$\Rightarrow$
23. Bottom aligned ellipsis , Symbol ：\ldots, Such as ：$1,2,\ldots,n$
24. The ellipsis aligned with the center line , Symbol ：\cdots, Such as ：$x_1^2 + x_2^2 + \cdots + x_n^2$
25. Vertically aligned ellipsis , Symbol ：\vdots, Such as ：$\vdots$
26. Obliquely aligned ellipsis , Symbol ：\ddots, Such as ：$\ddots$

The Greek letter

Letter	Realization	Letter	Realization
A	A	α	\alhpa
B	B	β	\beta
Γ	\Gamma	γ	\gamma
Δ	\Delta	δ	\delta
E	E	ϵ	\epsilon
Z	Z	ζ	\zeta
H	H	η	\eta
Θ	\Theta	θ	\theta
I	I	ι	\iota
K	K	κ	\kappa
Λ	\Lambda	λ	\lambda
M	M	μ	\mu
N	N	ν	\nu
Ξ	\Xi	ξ	\xi
O	O	ο	\omicron
Π	\Pi	π	\pi
P	P	ρ	\rho
Σ	\Sigma	σ	\sigma
T	T	τ	\tau
Υ	\Upsilon	υ	\upsilon
Φ	\Phi	ϕ	\phi
X	X	χ	\chi
Ψ	\Psi	ψ	\psi
Ω	\v	ω	\omega