Math Symbos

Basic math symbols

= ≠ ≈ ≡ ≜ := ~
< ≥ ≤ ≪ ≫ ≻
⋂ ⋃ ⊆ ⊂ ⊄ ⊇ ⊃ ⊅ ⊖ ∈ ∉ ⊑ ⊏
( ) [ ] { } ⟨⟩ ⌊x⌋ ⌈x⌉
- − ± * ∗ × ⋅ ⊗ ˆ ′ ̃
÷ /
Fraction: —
mod
√a
% ‰
∝: proportional to

Geometry symbols

Angle: ∠
Right angle: ∟
Degree: °, deg
′: arcminute; ″ arcsecond, 1′ = 60″
⊥ ∥
≅, ~ : congruent, similar;
Δ
π

Algebraic

→∞ ∥∥
Composition: f∘g
∑, ∑∑
∏
e 2.718281828
γ Euler-Mascheroni constant γ = 0.5772156649...
φ golden ratio
π = 3.141592654...
AT, A†, A∗

Logic symbols

⋅ ^ & + ∨ |
¬ ! ~
⇒ ⇔ ↔ →
∀ ∃ ∄
∴ ∵

Calculus & analysis symbols

ε δ (ε → 0)
∂ ∇
∫ ∮ ∯ ∰

Greek alphabet letters

Α α Alpha a al-fa
Β β Beta b be-ta
Γ γ Gamma g ga-ma
Δ δ Delta d del-ta
Ε ε Epsilon e ep-si-lon
Ζ ζ Zeta z ze-ta
Η η Eta h eh-ta
Θ θ Theta th te-ta
Ι ι Iota i io-ta
Κ κ Kappa k ka-pa
Λ λ Lambda l lam-da
Μ μ Mu m m-yoo
Ν ν Nu n noo
Ξ ξ Xi x x-ee
Ο ο Omicron o o-mee-c-ron
Π π Pi p pa-yee
Ρ ρ Rho r row
Σ σ Sigma s sig-ma
Τ τ Tau t ta-oo
Υ υ Upsilon u oo-psi-lon
Φ φ Phi ph f-ee
Χ χ Chi ch kh-ee
Ψ ψ Psi ps p-see
Ω ω Omega o o-me-ga