最近写博客,经常要插入各种数学公式,有好多数学符号都不会输入。所以就找了个 latex 教材,简单的学了学常用的数学公式如何用 latex 表示出来。这里就把一些常用的数学符号的latex表示法总结了一下。这里只是个初步的总结,总结的不全,以后会慢慢补充完善。
希腊字母和希伯来字母
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\alpha | α | | | | |
\beta | β | | | | |
\gamma | γ | \Gamma | Γ | \digamma | ϝ |
\delta | δ | \Delta | Δ | | |
\epsilon | ϵ | \varepsilon | ε | | |
\zeta | ζ | | | | |
\eta | η | | | | |
\theta | θ | \Theta | Θ | \vartheta | ϑ |
\iota | ι | | | | |
\kappa | κ | \varkappa | ϰ | | |
\lambda | λ | \Lambda | Λ | | |
\mu | μ | \nu | ν | | |
\xi | ξ | \Xi | Ξ | | |
\pi | π | \Pi | Π | \varpi | ϖ |
\rho | ρ | \varrho | ϱ | | |
\sigma | σ | \Sigma | Σ | \varsigma | ς |
\varsigma | ς | \tau | τ | | |
\upsilon | υ | \Upsilon | Υ | | |
\phi | ϕ | \Phi | Φ | \varphi | φ |
\chi | χ | | | | |
\psi | ψ | \Psi | Ψ | | |
\omega | ω | \Omega | Ω | | |
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\aleph | ℵ |
\beth | ℶ |
\daleth | ℸ |
\gimel | ℷ |
逻辑运算符
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\because | ∵ |
\therefore | ∴ |
\forall | ∀ |
\exists | ∃ |
\not= | ≠ |
\not> | ≯ |
\not\subset | ⊄ |
集合运算符
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\emptyset | ∅ |
\in | ∈ |
\notin | ∉ |
\subset | ⊂ |
\supset | ⊃ |
\subseteq | ⊆ |
\supseteq | ⊇ |
\bigcap | ⋂ |
\bigcup | ⋃ |
\bigvee | ⋁ |
\bigwedge | ⋀ |
\biguplus | ⨄ |
\bigsqcup | ⨆ |
箭头符号
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\uparrow | ↑ |
\downarrow | ↓ |
\Uparrow | ⇑ |
\Downarrow | ⇓ |
\updownarrow | ↕ |
\Updownarrow | ⇕ |
\rightarrow | → |
\leftarrow | ← |
\Rightarrow | ⇒ |
\Leftarrow | ⇐ |
\leftrightarrow | ↔ |
\Leftrightarrow | ⇔ |
\longrightarrow | ⟶ |
\longleftarrow | ⟵ |
\Longrightarrow | ⟹ |
\Longleftarrow | ⟸ |
\longleftrightarrow | ⟷ |
\Longleftrightarrow | ⟺ |
更多的箭头符号
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\mapsto | ↦ |
\longmapsto | ⟼ |
\hookleftarrow | ↩ |
\hookrightarrow | ↪ |
\leftharpoonup | ↼ |
\rightharpoonup | ⇀ |
\leftharpoondown | ↽ |
\rightharpoondown | ⇁ |
\rightleftharpoons | ⇌ |
\leadsto | ⇝ |
\nearrow | ↗ |
\searrow | ↘ |
\swarrow | ↙ |
\nwarrow | ↖ |
\nleftarrow | ↚ |
\nrightarrow | ↛ |
\nLeftarrow | ⇍ |
\nRightarrow | ⇏ |
\nleftrightarrow | ↮ |
\nLeftrightarrow | ⇎ |
\dashrightarrow | ⇢ |
\dashleftarrow | ⇠ |
\leftleftarrows | ⇇ |
\leftrightarrows | ⇆ |
\Lleftarrow | ⇚ |
\twoheadleftarrow | ↞ |
\leftarrowtail | ↢ |
\looparrowleft | ↫ |
\leftrightharpoons | ⇋ |
\curvearrowleft | ↶ |
\circlearrowleft | ↺ |
\Lsh | ↰ |
\upuparrows | ⇈ |
\upharpoonleft | ↿ |
\downharpoonleft | ⇃ |
\multimap | ⊸ |
\leftrightsquigarrow | ↭ |
\rightrightarrows | ⇉ |
\rightleftarrows | ⇄ |
\rightrightarrows | ⇉ |
\rightleftarrows | ⇄ |
\twoheadrightarrow | ↠ |
\rightarrowtail | ↣ |
\looparrowright | ↬ |
\rightleftharpoons | ⇌ |
\curvearrowright | ↷ |
\circlearrowright | ↻ |
\Rsh | ↱ |
\downdownarrows | ⇊ |
\upharpoonright | ↾ |
\downharpoonright | ⇂ |
\rightsquigarrow | ⇝ |
关系运算符
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\mid | ∣ |
\nmid | ∤ |
\cdot | ⋅ |
\leq | ≤ |
\geq | ≥ |
\neq | ≠ |
\approx | ≈ |
\equiv | ≡ |
\circ | ∘ |
\ast | ∗ |
\bigodot | ⨀ |
\bigotimes | ⨂ |
\bigoplus | ⨁ |
其他运算符
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\pm | ± |
\times | × |
\div | ÷ |
\sum | ∑ |
\prod | ∏ |
\coprod | ∐ |