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: commut (ld:/Environment/grundlagen_2/l/e/st/eq/landau/n/rt/rp/r/c/commut.ld)
Informal description: ""
λ[q:Π[t:cx].​Π[u:cx].​cx].​<Prop>.​∀[x:cx].​∀[y:cx].​{((x).​(y).​q).​((y).​(x).​q)}.​is
Validation parameters: sort hierarchy = "Z2", kernel options = ""
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Last update: Sat, 12 Dec 2020 10:46:54 +0100