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The upper case versions of these Greek letters are only shown when they differ from Roman upper case letters.
| Symbol | Command | Name | |
|---|---|---|---|
| α | \alpha | Alpha | |
| β | \beta | Beta | |
| γ, Γ | \gamma, \Gamma | Gamma | |
| δ, Δ | \delta, \Delta | Delta | |
| ε, ϵ | \varepsilon, \epsilon | Epsilon | |
| ζ | \zeta | Zeta | |
| η | \eta | Eta | |
| θ, ϑ | \theta, \vartheta | Theta | |
| ι | \iota | Iota | |
| κ | \kappa | Kappa | |
| λ, Λ | \lambda, \Lambda | Lambda | |
| μ | \mu | Mu | |
| ν | \nu | Nu | |
| ξ, Ξ | \xi, \Xi | Xi | |
| π, Π | \pi, \Pi | Pi | |
| ρ, ϱ | \rho, \varrho | Rho | |
| σ, Σ | \sigma, \Sigma | Sigma | |
| τ | \tau | Tau | |
| ϕ, φ, Φ | \phi, \varphi, \Phi | Phi | |
| χ | \chi | chi | |
| ψ, Ψ | \psi, \Psi | Psi | |
| ω, Ω | \omega, \Omega | Omega |
For omicron, if you are using LaTeX’s default Computer Modern font
then enter omicron just as ‘o’ or ‘O’. If you like having the
name or if your font shows a difference then you can use something like
\newcommand\omicron{o}. The package unicode-math has
\upomicron for upright omicron and \mitomicron for math
italic.
While the set membership relation symbol ∈ generated by
\in is related to epsilon, it is never used for a variable.