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[n:{(y).(x)}.nis]}.<{((y).suc).((x).suc)}.nis>.{(λ[u:{((y).suc).((x).suc)}.is].{(u).(n).(y).(x)}.t1).(n).({(y).(x)}.is).({((y).suc).((x).suc)}.is)}.th3 Validation parameters: sort hierarchy = "Z2", kernel options = ""
Last update: Sat, 12 Dec 2020 10:46:54 +0100