赞
踩
本文汇总了在使用LaTeX
中常用的数学符号,相关下载资源为:139分钟学会Latex(免积分下载)。
在LaTeX
中,即使只是单个数学符号或数字,也要使用’$$'表示,例如数字
7
7
7应写成 $ 7 $,大写希腊字母只需要首字母大写即可。
希腊字母 | LaTeX语法 | 希腊字母 | LaTeX语法 |
---|---|---|---|
α \alpha α | \alpha | ξ \xi ξ, Ξ \Xi Ξ | \xi, \Xi |
β \beta β | \beta | o o o | o |
γ \gamma γ, Γ \Gamma Γ | \gamma, \Gamma | π \pi π, Π \Pi Π | \pi, \Pi |
δ \delta δ, Δ \Delta Δ | \delta, \Delta | ϖ \varpi ϖ | \varpi |
ϵ \epsilon ϵ | \epsilon | ρ \rho ρ | \rho |
ε \varepsilon ε | \varepsilon | ϱ \varrho ϱ | \varrho |
ζ \zeta ζ | \zeta | σ \sigma σ, Σ \Sigma Σ | \sigma, \Sigma |
η \eta η | \eta | ς \varsigma ς | \varsigma |
θ \theta θ, Θ \Theta Θ | \theta, \Theta | τ \tau τ | \tau |
ϑ \vartheta ϑ | \vartheta | υ \upsilon υ, Υ \Upsilon Υ | \upsilon, \Upsilon |
ι \iota ι | \iota | ϕ \phi ϕ, Φ \Phi Φ | \phi, \Phi |
κ \kappa κ | \kappa | φ \varphi φ | \varphi |
λ \lambda λ, Λ \Lambda Λ | \lambda, \Lambda | χ \chi χ | \chi |
μ \mu μ | \mu | ψ \psi ψ, Ψ \Psi Ψ | \psi, \Psi |
ν \nu ν | \nu | ω \omega ω, Ω \Omega Ω | \omega, \Omega |
集合符号 | LaTeX语法 | 集合符号 | LaTeX语法 |
---|---|---|---|
∪ \cup ∪ | \cup | ∩ \cap ∩ | \cap |
⊂ \subset ⊂, ⊄ \not\subset ⊂ | \subset , \not\subset | ⊆ \subseteq ⊆ | \subseteq |
⊃ \supset ⊃ | \supset | ⊇ \supseteq ⊇ | \supseteq |
∈ \in ∈ | \in | ∉ \notin ∈/ | \notin |
R \mathbb{R} R | \mathbb{R} | Z \mathbb{Z} Z | \mathbb{Z} |
Q \mathbb{Q} Q | \mathbb{Q} | N \mathbb{N} N | \mathbb{N} |
C \mathbb{C} C | \mathbb{C} | ∅ \varnothing ∅ | \varnothing |
∅ \emptyset ∅ | \emptyset | ℵ \aleph ℵ | \aleph |
∀ \forall ∀ | \forall | ∃ \exists ∃ | \exists |
¬ \neg ¬ | \neg | ∨ \vee ∨ | \vee |
∧ \wedge ∧ | \wedge | ⊢ \vdash ⊢ | \vdash |
⊨ \models ⊨ | \models | ∖ \setminus ∖ | \setminus |
A c A^{\mathsf{c}} Ac | A^{\mathsf{c}} | A ‾ \overline{A} A | \overline{A} |
运算符号 | LaTeX语法 | 运算符号 | LaTeX语法 | 运算符号 | LaTeX语法 |
---|---|---|---|---|---|
< < < | < | ∠ \angle ∠ | \angle | ⋅ \cdot ⋅ | \cdot |
≤ \leq ≤ | \leq | ∡ \measuredangle ∡ | \measuredangle | ± \pm ± | \pm |
> > > | > | ℓ \ell ℓ | \ell | ∓ \mp ∓ | \mp |
≥ \geq ≥ | \geq | ∥ \parallel ∥ | \parallel | × \times × | \times |
≠ \neq = | \neq | 4 5 ∘ 45^{\circ} 45∘ | 45^{\circ} | ÷ \div ÷ | \div |
≪ \ll ≪ | ll | ≅ \cong ≅ | \cong | ∗ \ast ∗ | \ast |
≫ \gg ≫ | \gg | ≆ \ncong ≆ | \ncong | ∣ \mid ∣ | \mid |
≈ \approx ≈ | \approx | ∼ \sim ∼ | \sim | ∤ \nmid ∤ | \nmid |
≍ \asymp ≍ | \asymp | ≃ \simeq ≃ | \simeq | n ! n! n! | n! |
≡ \equiv ≡ | \equiv | ≁ \nsim ≁ | \nsim | ∂ \partial ∂ | \partial |
≺ \prec ≺ | \prec | ⊕ \oplus ⊕ | \oplus | ∇ \nabla ∇ | \nabla |
⪯ \preceq ⪯ | \preceq | ⊖ \ominus ⊖ | \ominus | ℏ \hbar ℏ | \hbar |
≻ \succ ≻ | \succ | ⊙ \odot ⊙ | \odot | ∘ \circ ∘ | \circ |
⪰ \succeq ⪰ | \succeq | ⊗ \otimes ⊗ | \otimes | ⋆ \star ⋆ | \star |
∝ \propto ∝ | \propto | ⊘ \oslash ⊘ | \oslash | √ \surd √ | \surd |
≐ \doteq ≐ | \doteq | ↾ \upharpoonright ↾ | \upharpoonright | ✓ \checkmark ✓ | \checkmark |
运算符号 | LaTeX语法 | 运算符号 | LaTeX语法 | 运算符号 | LaTeX语法 |
---|---|---|---|---|---|
sin \sin sin | \sin | sinh \sinh sinh | \sinh | arcsin \arcsin arcsin | \arcsin |
cos \cos cos | \cos | cosh \cosh cosh | \cosh | arccos \arccos arccos | \arccos |
tan \tan tan | \tan | tanh \tanh tanh | \tanh | arctan \arctan arctan | \arctan |
sec \sec sec | \sec | coth \coth coth | \coth | min \min min | \min |
csc \csc csc | \csc | det \det det | \det | max \max max | \max |
cot \cot cot | \cot | dim \dim dim | \dim | inf \inf inf | \inf |
exp \exp exp | \exp | ker \ker ker | \ker | sup \sup sup | \sup |
log \log log | \log | deg \deg deg | \deg | lim inf \liminf liminf | \liminf |
ln \ln ln | \ln | arg \arg arg | \arg | lim sup \limsup limsup | \limsup |
lg \lg lg | \lg | gcd \gcd gcd | \gcd | lim \lim lim | \lim |
一重积分:
$$
\int_{x=0}^3 x^2\ = 9
$$
∫ x = 0 3 x 2 = 9 \int_{x=0}^3 x^2\ =9 ∫x=03x2 =9
二重积分:
$$
\iint dxdy = S
$$
∬ d x d y = S \iint dxdy = S ∬dxdy=S
三重积分:
$$
\iiint dxdydz = V
$$
∭ d x d y d z = V \iiint dxdydz = V ∭dxdydz=V
一阶微分方程:
$$
\frac{dy}{dx}+P(x)y = Q(x)
\\ \left. \frac{{\rm d}y}{{\rm d}x} \right|_{x=0} = 3x+1
$$
d y d x + P ( x ) y = Q ( x ) d y d x ∣ x = 0 = 3 x + 1 \frac{dy}{dx}+P(x)y = Q(x) \\ \left. \frac{{\rm d}y}{{\rm d}x} \right|_{x=0} = 3x+1 dxdy+P(x)y=Q(x)dxdy∣∣∣∣x=0=3x+1
二阶微分方程:
$$
y''+py'+qy=f(x)
\\\frac{d^2y}{dx^2}+p\frac{dy}{dx}+qy=f(x)
$$
y ′ ′ + p y ′ + q y = f ( x ) d 2 y d x 2 + p d y d x + q y = f ( x ) y''+py'+qy=f(x) \\\frac{d^2y}{dx^2}+p\frac{dy}{dx}+qy=f(x) y′′+py′+qy=f(x)dx2d2y+pdxdy+qy=f(x)
偏微分方程:
$$
\frac{\partial u}{\partial t}= h^2 \left( \frac{\partial^2 u}{\partial x^2} +\frac{\partial^2 u}{\partial y^2}+ \frac{\partial^2 u}{\partial z^2}\right)
$$
∂ u ∂ t = h 2 ( ∂ 2 u ∂ x 2 + ∂ 2 u ∂ y 2 + ∂ 2 u ∂ z 2 ) \frac{\partial u}{\partial t}= h^2 \left( \frac{\partial^2 u}{\partial x^2} +\frac{\partial^2 u}{\partial y^2}+ \frac{\partial^2 u}{\partial z^2}\right) ∂t∂u=h2(∂x2∂2u+∂y2∂2u+∂z2∂2u)
单位矩阵:
$$
\begin{bmatrix}
1&0&0 \\
0&1&0 \\
0&0&1 \\
\end{bmatrix}
$$
[ 1 0 0 0 1 0 0 0 1 ] [100010001] ⎣⎡100010001⎦⎤
m × n m \times n m×n矩阵:
$$
A=\begin{bmatrix}
{a_{11}}&{a_{12}}&{\cdots}&{a_{1n}} \\
{a_{21}}&{a_{22}}&{\cdots}&{a_{2n}} \\
{\vdots}&{\vdots}&{\ddots}&{\vdots} \\
{a_{m1}}&{a_{m2}}&{\cdots}&{a_{mn}} \\
\end{bmatrix}$$
$$
A = [ a 11 a 12 ⋯ a 1 n a 21 a 22 ⋯ a 2 n ⋮ ⋮ ⋱ ⋮ a m 1 a m 2 ⋯ a m n ] A=[a11a12⋯a1na21a22⋯a2n⋮⋮⋱⋮am1am2⋯amn] A=⎣⎢⎢⎢⎡a11a21⋮am1a12a22⋮am2⋯⋯⋱⋯a1na2n⋮amn⎦⎥⎥⎥⎤
行列式:
$$
D=\begin{vmatrix}
{a_{11}}&{a_{12}}&{\cdots}&{a_{1n}} \\
{a_{21}}&{a_{22}}&{\cdots}&{a_{2n}} \\
{\vdots}&{\vdots}&{\ddots}&{\vdots} \\
{a_{m1}}&{a_{m2}}&{\cdots}&{a_{mn}} \\
\end{vmatrix}
$$
D = ∣ a 11 a 12 ⋯ a 1 n a 21 a 22 ⋯ a 2 n ⋮ ⋮ ⋱ ⋮ a m 1 a m 2 ⋯ a m n ∣ D=|a11a12⋯a1na21a22⋯a2n⋮⋮⋱⋮am1am2⋯amn| D=∣∣∣∣∣∣∣∣∣a11a21⋮am1a12a22⋮am2⋯⋯⋱⋯a1na2n⋮amn∣∣∣∣∣∣∣∣∣
基本函数:
$$
f(n)=\sum_{i=1}^{n}{n*(n+1)}
$$
f ( n ) = ∑ i = 1 n n ∗ ( n + 1 ) f(n)=\sum_{i=1}^{n}{n*(n+1)} f(n)=i=1∑nn∗(n+1)
$$
x^{y}=(1+{\rm e}^x)^{-2xy}
$$
x y = ( 1 + e x ) − 2 x y x^{y}=(1+{\rm e}^x)^{-2xy} xy=(1+ex)−2xy
$$
\Gamma(z) = \int_0^\infty t^{z-1}e^{-t}dt\,.
$$
Γ ( z ) = ∫ 0 ∞ t z − 1 e − t d t . \Gamma(z) = \int_0^\infty t^{z-1}e^{-t}dt\,. Γ(z)=∫0∞tz−1e−tdt.
$$
y(x)=x^3+2x^2+x+1
$$
y ( x ) = x 3 + 2 x 2 + x + 1 y(x)=x^3+2x^2+x+1 y(x)=x3+2x2+x+1
分段函数:
$$
f_n =\begin {cases}
a &\text {if $n=0$} \\
r \cdot f_{n -1} &\text {else}
\end{cases}
$$
f
n
=
{
a
if
n
=
0
r
⋅
f
n
−
1
else
f_n =\begin {cases} a &\text {if $n=0$} \\ r \cdot f_{n -1} &\text {else} \end{cases}
fn={ar⋅fn−1if n=0else
齐次方程:
$$
\left \{
\begin{array}{c}
a_1x+b_1y+c_1z=d_1 \\
a_2x+b_2y+c_2z=d_2 \\
a_3x+b_3y+c_3z=d_3
\end{array}
\right.
$$
{ a 1 x + b 1 y + c 1 z = d 1 a 2 x + b 2 y + c 2 z = d 2 a 3 x + b 3 y + c 3 z = d 3 \left \{ a1x+b1y+c1z=d1a2x+b2y+c2z=d2a3x+b3y+c3z=d3 \right. ⎩⎨⎧a1x+b1y+c1z=d1a2x+b2y+c2z=d2a3x+b3y+c3z=d3
数学符号 | LaTeX语法 | 数学符号 | LaTeX语法 | 数学符号 | LaTeX语法 |
---|---|---|---|---|---|
2 \sqrt{2} 2 | \sqrt{2} | 3 n \sqrt[n]{3} n3 | \sqrt[n]{3} | f ′ f' f′ | f’ |
f ′ ′ f'' f′′ | f’’ | Σ ∗ \Sigma^{*} Σ∗ | \Sigma^{*} | a ˙ \dot{a} a˙ | \dot{a} |
a ¨ \ddot{a} a¨ | \ddot{a} | x ^ \hat{x} x^ | \hat{x} | x ~ \tilde{x} x~ | \tilde{x} |
x ˉ \bar{x} xˉ | \bar{x} | x ⃗ \vec{x} x | \vec{x} | ∞ \infty ∞ | \infty |
→ \rightarrow → | \rightarrow | ↦ \mapsto ↦ | \mapsto | ↛ \nrightarrow ↛ | \nrightarrow |
⟼ \longmapsto ⟼ | \longmapsto | ⟶ \longrightarrow ⟶ | \longrightarrow | ← \leftarrow ← | \leftarrow |
⇒ \Rightarrow ⇒ | \Rightarrow | ↔ \leftrightarrow ↔ | \leftrightarrow | ↓ \downarrow ↓ | \downarrow |
↑ \uparrow ↑ | \uparrow | ↕ \updownarrow ↕ | \updownarrow | 2 3 \frac{2}{3} 32 | \frac{2}{3} |
Copyright © 2003-2013 www.wpsshop.cn 版权所有,并保留所有权利。