λδ digital library (LDDL)
Constant
![\lambda\delta butterfly [butterfly]](http://helm.cs.unibo.it/lambdadelta/images/b5.png)
Informal description: ""
{λ[x:nat].λ[y:nat].λ[m:{(y).(x)}.more]}.<{(x).({(y).({(m).(y).(x)}.mn)}.pl)}.is>.{({(m).(y).(x)}.th1c).({(y).({(m).(y).(x)}.mn)}.pl).(x).(nat)}.symis Validation parameters: sort hierarchy = "Z2", kernel options = ""
Last update: Sat, 12 Dec 2020 10:46:54 +0100