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citations	visibility	version 1	version 1	(static HELM directory)	helena

Informal description: ""

{λ[sigma:Set] .​ λ[s0:(sigma) .​ set ] .​ λ[t0:(sigma) .​ set ] .​ λ[n:({(t0) .​ (s0) .​ ((sigma) .​ set )} .​ is ) .​ not ] .​ λ[m:({(λ[x:sigma] .​ {(x) .​ (t0) .​ (s0) .​ (sigma)} .​ nissetprop ) .​ (sigma)} .​ some ) .​ not ] .​ λ[l:{(λ[x:sigma] .​ {(x) .​ (s0) .​ (t0) .​ (sigma)} .​ nissetprop ) .​ (sigma)} .​ none ]} .​ <{(t0) .​ (s0) .​ ((sigma) .​ set )} .​ is > .​ {(λ[x:sigma] .​ λ[y:{(t0) .​ (x) .​ (sigma)} .​ esti ] .​ {(y) .​ ({(x) .​ (l) .​ (m) .​ (n) .​ (t0) .​ (s0) .​ (sigma)} .​ t3 ) .​ (x) .​ (s0) .​ (t0) .​ (sigma)} .​ t1 ) .​ (λ[x:sigma] .​ λ[y:{(s0) .​ (x) .​ (sigma)} .​ esti ] .​ {(y) .​ ({(x) .​ (l) .​ (m) .​ (n) .​ (t0) .​ (s0) .​ (sigma)} .​ t2 ) .​ (x) .​ (t0) .​ (s0) .​ (sigma)} .​ t1 ) .​ (t0) .​ (s0) .​ (sigma)} .​ isseti

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