λδ digital library (LDDL)
Constant
![\lambda\delta butterfly [butterfly]](http://helm.cs.unibo.it/lambdadelta/images/b5.png)
Informal description: ""
{λ[x0:rat].λ[y0:rat].λ[z0:rat].λ[u0:rat].λ[i:{(y0).(x0)}.is].λ[j:{(u0).(z0)}.is].λ[l:{(z0).(x0)}.lessis]}.<{(u0).(y0)}.lessis>.{({(l).(i).(z0).(y0).(x0)}.islessis1).(j).(y0).(u0).(z0)}.islessis2 Validation parameters: sort hierarchy = "Z2", kernel options = ""
Last update: Sat, 12 Dec 2020 10:46:54 +0100