λδ digital library (LDDL)
Constant
![[butterfly]](http://helm.cs.unibo.it/lambdadelta/images/b5.png "\lambda\delta butterfly")
Informal description: ""
{λ[p:∀[x:nat].Prop].λ[1p:(1).p].λ[xsp:∀[x:nat].∀[y:(x).p].((x).suc).p].λ[x:nat].λ[y:nat].λ[yes:{({(x).(xsp).(1p).(p)}.s).(y)}.in]}.<{({(x).(xsp).(1p).(p)}.s).((y).suc)}.in>.{(({(yes).(y).(x).(xsp).(1p).(p)}.t2).(y).xsp).((y).suc).(p).(nat)}.estii Validation parameters: sort hierarchy = "Z2", kernel options = ""
Last update: Sat, 12 Dec 2020 10:46:54 +0100
![[Spacer]](http://helm.cs.unibo.it/lambdadelta/images/rainbow.png "\lambda\delta rainbow rule")
![[Generated from XML via XSL]](http://helm.cs.unibo.it/lambdadelta/images/xml_xsl2.png "Generated from XML via XSL")
![[PNG used here]](http://helm.cs.unibo.it/lambdadelta/images/PNGnow2.png "PNG used here")
![[Viewable with any browser]](http://www.anybrowser.org/campaign/bvgraphics/abtfile.png "Viewable with any browser")