λδ digital library (LDDL)
Constant
![\lambda\delta butterfly [butterfly]](http://helm.cs.unibo.it/lambdadelta/images/b5.png)
Informal description: ""
{λ[x:frac].λ[y:frac].λ[m:{(y).(x)}.moref]}.<nat>.{({(m).(y).(x)}.t3).(λ[t:nat].{(t).({((x).2x).({(y).(x)}.1y)}.ts).({({(y).(x)}.2y).((x).1x)}.ts)}.diffprop).(nat)}.ind Validation parameters: sort hierarchy = "Z2", kernel options = ""
Last update: Sat, 12 Dec 2020 10:46:54 +0100