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: tr4eq (ld:/Environment/grundlagen_2/l/e/st/eq/landau/n/rt/rp/tr4eq.ld)
Informal description: ""
{λ[a:dif].​λ[b:dif].​λ[c:dif].​λ[d:dif].​λ[e:dif].​λ[e1:{(b).​(a)}.​eq].​λ[e2:{(c).​(b)}.​eq].​λ[e3:{(d).​(c)}.​eq].​λ[e4:{(e).​(d)}.​eq]}.​<{(e).​(a)}.​eq>.​{({(e4).​(e3).​(e).​(d).​(c)}.​treq).​(e2).​(e1).​(e).​(c).​(b).​(a)}.​tr3eq
Validation parameters: sort hierarchy = "Z2", kernel options = ""
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Last update: Sat, 12 Dec 2020 10:46:54 +0100