Greek alphabet symbols

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  \alpha α Α α Α
  \beta β Β β Β
  \gamma \Gamma γ Γ γ Γ
  \delta \Delta δ Δ δ Δ
  \epsilon \varepsilon ε Ε ε Ε
  \zeta ζ Ζ ζ Ζ
  \eta η Η η Η
  \theta \vartheta \Theta θ ϑ Θ θ ϑ Θ
  \iota ι Ι ι Ι
  \kappa κ Κ κ Κ
  \lambda \Lambda λ Λ λ Λ
  \mu μ Μ μ Μ
  \nu ν Ν ν Ν
  \xi \Xi ξ Ξ ξ Ξ
ο Ο ο Ο
  \pi \varpi \Pi π ϖ Π π ϖ Π
  \rho \varrho ρ Ρ ρ Ρ
  \sigma \varsigma \Sigma σ ς Σ σ ς Σ
  \tau τ Τ τ Τ
  \upsilon \Upsilon υ Υ υ Υ
  \phi \varphi \Phi φ Φ φ Φ
  \chi χ Χ χ Χ
  \psi \Psi ψ Ψ ψ Ψ
  \omega \Omega ω Ω ω Ω

Arrows and dots

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  \rightarrow →
  \leftarrow ←
  \uparrow ↑
  \downarrow ↓
  \leftrightarrow ↔
  \Rightarrow ⇒
  \Leftarrow ⇐
  \Uparrow ⇑
  \Downarrow ⇓
  \Leftrightarrow ⇔
  \mapsto
  \nearrow
  \searrow
  \swarrow
  \nwarrow
  \longleftarrow
  \longrightarrow
  \Longleftarrow
  \Longrightarrow
  \Longleftrightarrow
  \longmapsto
  \cdot · ·
  \ldots …
  \cdots
  \ddots
  \vdots

Set symbols

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  \in ∈
  \not \in ∉
  \subseteq ⊆
  \subset ⊂
  \supseteq ⊇
  \supset ⊃
  \cup ∪
  \cap ∩

Relation symbols

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  \le ≤
  \ge ≥
  \sim ∼
  \simeq ≅
  \approx ≈
  \ne ≠
  \equiv ≡

Other symbols

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TeX rendering TeX syntax HTML rendering HTML syntax
  \oplus ⊕
  \otimes ⊗
  \times × ×
  \circ
  \bullet •
  \pm ± ±
  \mp

TeX operation symbols

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n-th Root   \sqrt[n]{x}
Summation   \sum_{i=0}^n
Product   \prod_{i=0}^n
Coproduct   \coprod_{i=0}^n
Limit   \lim_{i \to 0}
Integral   \int_0^n
Path integral   \oint_C
Union   \bigcup_{i=0}^n
Intersection   \bigcap_{i=0}^n
Logical disjunction   \bigvee_{i=0}^n
Logical conjunction   \bigwedge_{i=0}^n
Vector product   \bigotimes_{i=0}^n
Direct sum   \bigoplus_{i \in I}
  \bigodot_{i=0}^n
  \biguplus_{i=0}^n

TeX grouping symbols

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Parentheses   (xyz)
Brackets   [xyz]
Braces   \{xyz\}
Vertical lines   \vert xyz \vert
Double vertical lines   \Vert xyz \Vert
Angle brackets   \langle xyz \rangle
Overline, vinculum   \overline{xyz}
Brace over   \overbrace{xyz}
Underline   \underline{xyz}
Brace under   \underbrace{xyz}
Angle bracket over   \widehat{xyz}

TeX matrices

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Description TeX rendering TeX syntax
Matrix   \begin{matrix} x & y & z \\ u & v & w \end{matrix}
Matrix with parentheses   \begin{pmatrix} x & y & z \\ u & v & w \end{pmatrix}
Matrix with brackets   \begin{bmatrix} x & y & z \\ u & v & w \end{bmatrix}
Matrix with braces   \begin{Bmatrix} x & y & z \\ u & v & w \end{Bmatrix}
Matrix with vertical lines   \begin{vmatrix} x & y & z \\ u & v & w \end{vmatrix}
Matrix with double vertical lines   \begin{Vmatrix} x & y & z \\ u & v & w \end{Vmatrix}

TeX functions

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Description TeX rendering TeX syntax
Inverse cosine   \arccos
Inverse sine   \arcsin
Inverse tangent   \arctan
Cosine   \cos
Hyperbolic cosine   \cosh
Cotangent   \cot
Hyperbolic cotangent   \coth
Cosecant   \csc
Determinant   \det
Dimension   \dim
Exponential   \exp
Greatest common divisor   \gcd
Infimum   \inf
Kernel   \ker
Limit of infimum   \liminf
Limit of supremum   \limsup
Natural logarithm   \ln
Logarithm   \log
Maximum   \max
Minimum   \min
Secant   \sec
Sign function   \sgn
Sine   \sin
Hyperbolic sine   \sinh
Supremum   \sup
Tangent   \tan
Hyperbolic tangent   \tanh