home	news	documentation	specification		implementation
foreword	milestones	version 2	version 2	(background - core - applications)	library	(static LDDL directory)
citations	visibility	version 1	version 1	(static HELM directory)	helena

Informal description: ""

{λ[sigma:Set] .​ λ[tau:Set] .​ λ[f:Π[x:sigma] .​ tau] .​ λ[i:{(f) .​ (tau) .​ (sigma)} .​ injective ] .​ λ[ta:tau] .​ λ[tb:tau] .​ λ[j:{(tb) .​ (ta) .​ (tau)} .​ is ] .​ λ[sa:sigma] .​ λ[sb:sigma] .​ λ[ja:{({(sa) .​ (f) .​ (tau) .​ (sigma)} .​ tofs ) .​ (ta) .​ (tau)} .​ is ] .​ λ[jb:{({(sb) .​ (f) .​ (tau) .​ (sigma)} .​ tofs ) .​ (tb) .​ (tau)} .​ is ]} .​ <{({(sb) .​ (f) .​ (tau) .​ (sigma)} .​ tofs ) .​ ({(sa) .​ (f) .​ (tau) .​ (sigma)} .​ tofs ) .​ (tau)} .​ is > .​ {(jb) .​ (j) .​ ({(ja) .​ ({(sa) .​ (f) .​ (tau) .​ (sigma)} .​ tofs ) .​ (ta) .​ (tau)} .​ symis ) .​ ({(sb) .​ (f) .​ (tau) .​ (sigma)} .​ tofs ) .​ (tb) .​ (ta) .​ ({(sa) .​ (f) .​ (tau) .​ (sigma)} .​ tofs ) .​ (tau)} .​ tr3is

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