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[z:nat].λ[l:{(y).(x)}.lessis].λ[k:{(z).(y)}.lessis]}.<{(z).(x)}.lessis>.{(k).(l).(z).(y).(x)}.satz17 Validation parameters: sort hierarchy = "Z2", kernel options = ""
Last update: Sat, 12 Dec 2020 10:46:54 +0100