λδ digital library (LDDL)
Constant
![\lambda\delta butterfly [butterfly]](http://helm.cs.unibo.it/lambdadelta/images/b5.png)
Informal description: ""
{λ[p:prop3].λ[x:nat].λ[q:{(x).((p).y)}.prop1].λ[u:nat].λ[i:{({(u).((p).y)}.pl).(x)}.is].λ[t:nat].λ[j:{({(t).(u)}.pl).((p).y)}.is]}.<{((p).y).({(t).(u)}.pl)}.is>.{(j).({(t).(u)}.pl).((p).y).(nat)}.symis Validation parameters: sort hierarchy = "Z2", kernel options = ""
Last update: Sat, 12 Dec 2020 10:46:54 +0100