λδ digital library (LDDL)
Constant
Informal description: ""
{λ[r:real].λ[s:real]}.<{({(r).(s)}.pl).({(s).(r)}.pl)}.is>.{(s).(r)}.satz175 Validation parameters: sort hierarchy = "Z2", kernel options = ""
Last update: Sat, 12 Dec 2020 10:46:54 +0100