Unicode Dictionary

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Char	Input
`λ`	`\Gl` or `\lambda`
`→`	`\->` or `\to`
`Π`	`\Pi`
`×`	`\times`
`Σ`	`\GS` or `\Sigma`
`∈`	`\in`
`ℕ`, `ℤ`, etc.	`\bN`, `\bZ`, etc.
`₁`, `₂`, etc.	`\_1`, `\_2`, etc.
`¹`, `²`, etc.	`\^1`, `\^2`, etc.
`ᵃ`, `ᵇ`, etc.	`\^a`, `\^b`, etc.
`⁻`	`\^-`
`·`	`\cdot`
`⊤`	`\top`
`∅`	`\emptyset` or `\0`
`ℓ`	`\ell`
`∘`	`\circ`
`⊎`	`\uplus`
`¬`	`\neg`
`∀`	`\all` or `\forall`
`∃`	`\ex` or `\exists`
`≡`	`\==` or `\equiv`
`≃`	`\~-` or `\simeq`
`∨`	`\vee`
`∧`	`\wedge`