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: 12isnd (ld:/Environment/grundlagen_2/l/e/st/eq/landau/n/12isnd.ld)
Informal description: ""
{λ[x1:nat].​λ[x2:nat].​λ[y1:nat].​λ[y2:nat]}.​<{({(({(y2).​(y1)}.​fr).​den).​(({(x2).​(x1)}.​fr).​num)}.​ts).​({(y2).​(x1)}.​ts)}.​is>.​{({(y2).​(y1)}.​isden).​({(x2).​(x1)}.​isnum).​(({(y2).​(y1)}.​fr).​den).​(y2).​(({(x2).​(x1)}.​fr).​num).​(x1)}.​ists12
Validation parameters: sort hierarchy = "Z2", kernel options = ""
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Last update: Sat, 12 Dec 2020 10:46:54 +0100