λδ digital library (LDDL)
Constant
![\lambda\delta butterfly [butterfly]](http://helm.cs.unibo.it/lambdadelta/images/b5.png)
Informal description: ""
{λ[x1:nat].λ[x2:nat].λ[n:nat].λ[i:{(n).(x2)}.is]}.<{({(n).(x1)}.fr).({(x2).(x1)}.fr).(frac)}.is>.{(i).(n).(x2).(λ[t:nat].{(t).(x1)}.fr).(frac).(nat)}.isf Validation parameters: sort hierarchy = "Z2", kernel options = ""
Last update: Sat, 12 Dec 2020 10:46:54 +0100