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[i:{((y).rtofn).((x).rtofn)}.is]}.<{(y).(x)}.is>.{(i).(({(1).(y)}.fr).inclass).(({(1).(x)}.fr).inclass).(y).(x).((y).rtofn).((x).rtofn)}.t22 Validation parameters: sort hierarchy = "Z2", kernel options = ""
Last update: Sat, 12 Dec 2020 10:46:54 +0100