$\LaTeX$ Math Symbols Cheetsheet

一些基本的 \(\LaTeX\) 字符和运算符,供快速查阅使用 其实就是无聊敲的,参照:LaTeX_symbols.pdf

Math Mode Accents

Symbol Symbol
\(\hat{a}\) \(\check{a}\)
\(\acute{a}\) \(\grave{a}\)
\(\bar{a}\) \(\vec{a}\)
\(\dot{a}\) \(\ddot{a}\)
\(\breve{a}\) \(\tilde{a}\)

Greek Letters

Symbol Symbol
\(A\) \(\alpha\)
\(B\) \(\beta\)
\(\Gamma\) \(\gamma\)
\(\Delta\) \(\delta\)
\(E\) \(\epsilon\)
\(Z\) \(\zeta\)
\(H\) \(\eta\)
\(\Theta\) \(\theta\)
\(I\) \(\iota\)
\(K\) \(\kappa\)
\(\Lambda\) \(\lambda\)
\(M\) \(\mu\)
\(N\) \(\nu\)
\(\Xi\) \(\xi\)
\(O\) \(\omicron\)
\(\Pi\) \(pi\)
\(\Sigma\) \(\sigma\)
\(T\) \(\tau\)
\(\Upsilon\) \(\upsilon\)
\(\Phi\) \(\phi\)
\(X\) \(\chi\)
\(\Psi\) \(\psi\)
\(\Omega\) \(\omega\)

Binary Operation Symbols

Symbol Symbol
\(\pm\) \(\cap\)
\(\diamond\) \(\oplus\)
\(\mp\) \(\cup\)
\(\bigtriangleup\) \(\ominus\)
\(\times\) \(\uplus\)
\(\bigtriangledown\) \(\otimes\)
\(\div\) \(\sqcap\)
\(\triangleleft\) \(\oslash\)
\(\ast\) \(\sqcup\)
\(\triangleright\) \(\odot\)
\(\star\) \(\vee\)
\(\lhd\) \(\bigcirc\)
\(\circ\) \(\wedge\)
\(\rhd\) \(\dagger\)
\(\bullet\) \(\setminus\)
\(\unlhd\) \(\ddagger\)
\(\cdot\) \(\wr\)
\(\unrhd\) \(\amalg\)
\(+\) \(-\)

Relation Symbols

Symbol Symbol
\(\leq\) \(\geq\)
\(\equiv\) \(\models\)
\(\prec\) \(\succ\)
\(\sim\) \(\perp\)
\(\preceq\) \(\succeq\)
\(\simeq\) \(\mid\)
\(\ll\) \(\gg\)
\(\asymp\) \(\parallel\)
\(\subset\) \(\supset\)
\(\approx\) \(\bowtie\)
\(\subseteq\) \(\supseteq\)
\(\cong\) \(\Join\)
\(\sqsubset\) \(\sqsupset\)
\(\neq\) \(\smile\)
\(\sqsubseteq\) \(\sqsupseteq\)
\(\doteq\) \(\frown\)
\(\in\) \(\ni\)
\(\propto\) \(=\)
\(\vdash\) \(\dashv\)
\(<\) \(>\)

Punctuation Symbols

Symbol Symbol
\(,\) \(;\)
\(\colon\) \(\ldotp\)
\(\cdotp\)

Arrow Symbols

Symbol Symbol Symbol
\(\leftarrow\) \(\longleftarrow\) \(\uparrow\)
\(\Leftarrow\) \(\Longleftarrow\) \(\Uparrow\)
\(\rightarrow\) \(\longrightarrow\) \(\downarrow\)
\(\Rightarrow\) \(\Longrightarrow\) \(\Downarrow\)
\(\leftrightarrow\) \(\longleftrightarrow\) \(\updownarrow\)
\(\Leftrightarrow\) \(\Longleftrightarrow\) \(\Updownarrow\)
\(\mapsto\) \(\longmapsto\) \(\nearrow\)
\(\hookleftarrow\) \(\hookrightarrow\) \(\searrow\)
\(\leftharpoonup\) \(\rightharpoonup\) \(\swarrow\)
\(\leftharpoondown\) \(\rightharpoondown\) \(\nwarrow\)
\(\rightleftharpoons\) \(\leadsto\)

Miscellaneous Symbols

Symbol Symbol
\(\ldots\) \(\cdots\)
\(\vdots\) \(\ddots\)
\(\aleph\) \(\prime\)
\(\forall\) \(\infty\)
\(\hbar\) \(\emptyset\)
\(\exists\) \(\Box\)
\(\imath\) \(\nabla\)
\(\neg\) \(\Diamond\)
\(\jmath\) \(\surd\)
\(\flat\) \(\triangle\)
\(\ell\) \(\top\)
\(\natural\) \(\clubsuit\)
\(\wp\) \(\bot\)
\(\sharp\) \(\diamondsuit\)
\(\Re\) \(\backslash\)
\(\heartsuit\) \(\Im\)
\(\angle\) \(\partial\)
\(\spadesuit\) \(\mho\)

Variable-sized Symbols

Symbol Symbols Symbol
\(\sum\) \(\bigcap\) \(\bigodot\)
\(\bigcap\) \(\prod\) \(\bigotimes\)
\(\coprod\) \(\bigsqcup\) \(\bigoplus\)
\(\int\) \(\bigvee\) \(\biguplus\)
\(\oint\) \(\bigwedge\)

Log-like Symbols

Symbol Symbols
\(\arccos\) \(\arcsin\)
\(\arctan\) \(\arg\)
\(\cos\) \(\cosh\)
\(\cot\) \(\coth\)
\(\csc\) \(\deg\)
\(\det\) \(\dim\)
\(\exp\) \(\gcd\)
\(\hom\) \(\inf\)
\(\ker\) \(\lg\)
\(\lim\) \(\liminf\)
\(\limsup\) \(\ln\)
\(\log\) \(\max\)
\(\min\) \(\Pr\)
\(\sec\) \(\sin\)
\(\sinh\) \(\sup\)
\(\tan\) \(\tanh\)

Delimiters

Symbol Symbols
\(\lfloor\) \(\rfloor\)
\(\lceil\) \(\rceil\)
\(\langle\) \(\rangle\)
\(/\) \(\backslash\)
\(\rmoustache\) \(\lmoustache\)
\(\rgroup\) \(\lgroup\)
\(\arrowvert\) \(\Arrowvert\)
\(\bracevert\)

Some Other Constructions

Symbol Symbols
\(\widetilde{abc}\) \(\widehat{abc}\)
\(\overleftarrow{abc}\) \(\overrightarrow{abc}\)
\(\overline{abc}\) \(\underline{abc}\)
\(\overbrace{abc}\) \(\underbrace{abc}\)
\(\sqrt{abc}\) \(\sqrt[n]{abc}\)
\(f'\) \(\frac{abc}{xyz}\)