Greek Letters / Latin

Name	Symbol	Name	Symbol	Name	Symbol	Name	Symbol	Name	Symbol
Alpha	Α α	Digamma	Ϝ ϝ	Kappa	Κ κ ϰ	Omicron	Ο ο	Upsilon	Υ υ
Beta	Β β	Zeta	Ζ ζ	Lambda	Λ λ	Pi	Π π ϖ	Phi	Φ ϕ φ
Gamma	Γ γ	Eta	Η η	Mu	Μ μ	Rho	Ρ ρ ϱ	Chi	Χ χ
Delta	Δ δ	Theta	Θ θ ϑ	Nu	Ν ν	Sigma	Σ σ ς	Psi	Ψ ψ
Epsilon	Ε ϵ ε	Iota	Ι ι	Xi / Ksi	Ξ ξ	Tau	Τ τ	Omega	Ω ω

Others

Union - ∪

Intersection - ∩

Subset - ⊆

Proper subset - ⊂

Not subset - ⊄

Superset - ⊇

Proper superset - ⊃

Not superset - ⊅

Symmetric difference - ∆ / ⊖

Element of - ∈

Not element of - ∉

Universal quantifier - ∀

Plus-minus sigh - ±

aleph - א