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λδ digital library (LDDL)

$\lambda\delta rainbow rule$

Constant $\lambda\delta butterfly$

Definition: bijective (ld:/Environment/grundlagen_2/l/e/bijective.ld)

Informal description: ""

{λ[sigma:Set].λ[tau:Set].λ[f:Π[x:sigma].tau]}.<Prop>.{({(f).(tau).(sigma)}.surjective).({(f).(tau).(sigma)}.injective)}.and

Validation parameters: sort hierarchy = "Z2", kernel options = ""

$\lambda\delta rainbow rule$

Last update: Sat, 12 Dec 2020 10:46:54 +0100

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