λδ digital library (LDDL)
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homenewsspecificationspecification log
documentationimplementation
forewordmilestonesversion 2(background - syntax - core - applications)
version 2helenaOpen Symbolic Notation (OSN)
citationsvisibilityversion 1(background - core)(static HELM directory)version 1library(static LDDL directory)
Constant [butterfly]
Definition: prop1 (ld:/Environment/grundlagen_2/l/e/ite/prop1.ld)
Informal description: ""
{λ[a:Prop].​λ[ksi:Set].​λ[x:ksi].​λ[y:ksi].​λ[z:ksi]}.​<Prop>.​{({({(y).​(z).​(ksi)}.​is).​((a).​not)}.​imp).​({({(x).​(z).​(ksi)}.​is).​(a)}.​imp)}.​and
Validation parameters: sort hierarchy = "Z2", kernel options = ""
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Last update: Sat, 12 Dec 2020 10:46:54 +0100