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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[a:Prop] .​ λ[ksi:Set] .​ λ[x:Π[t:a] .​ ksi] .​ λ[y:Π[t:(a) .​ not ] .​ ksi] .​ λ[i:∀[t:a] .​ ∀[u:a] .​ {((u) .​ x) .​ ((t) .​ x) .​ (ksi) .​ (a)} .​ is ] .​ λ[j:∀[t:(a) .​ not ] .​ ∀[u:(a) .​ not ] .​ {((u) .​ y) .​ ((t) .​ y) .​ (ksi) .​ (a)} .​ is ] .​ λ[a1:a] .​ λ[x1:ksi] .​ λ[y1:ksi] .​ λ[px1:{(x1) .​ (j) .​ (i) .​ (y) .​ (x) .​ (ksi) .​ (a)} .​ prop1 ] .​ λ[py1:{(y1) .​ (j) .​ (i) .​ (y) .​ (x) .​ (ksi) .​ (a)} .​ prop1 ]} .​ <{((a1) .​ x) .​ (y1) .​ (ksi) .​ (a)} .​ is > .​ {(px1) .​ (py1) .​ (x1) .​ (y1) .​ (a1) .​ (j) .​ (i) .​ (y) .​ (x) .​ (ksi) .​ (a)} .​ t2

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