symbol name	unicode character
\alpha	α
\beta	β
\gamma	γ
\delta	δ
\epsilon	ε
\zeta	ζ
\eta	η
\theta	θ
\vartheta	ϑ
\iota	ι
\kappa	κ
\lambda	λ
\mu	μ
\nu	ν
\xi	ξ
\pi	π
\rho	ρ
\sigma	σ
\varsigma	ς
\tau	τ
\upsilon	υ
\phi	φ
\chi	χ
\psi	ψ
\omega	ω
\Gamma	Γ
\Delta	Δ
\Theta	Θ
\Lambda	Λ
\Xi	Ξ
\Pi	Π
\Sigma	Σ
\Upsilon	Υ
\Phi	Φ
\Psi	Ψ
\Omega	Ω
\forall	∀
\exists	∃
\ni	∋
\cong	∅
\neq	≠
\equiv	≡
\approx	≀
\aleph	∵
\Im	ℑ
\Re	ℛ
\wp	℘
\otimes	⊗
\oplus	⊕
\oslash	∅
\cap	⋂
\cup	⋃
\supseteq	⊇
\supset	⊃
\subseteq	⊆
\subset	⊂