λδ digital library (LDDL)
Constant
![[butterfly]](http://helm.cs.unibo.it/lambdadelta/images/b5.png "\lambda\delta butterfly")
Informal description: ""
{λ[x:nat].λ[y:nat].λ[z:nat]}.<{({({(z).(y)}.ts).({(z).(x)}.ts)}.pl).({(z).({(y).(x)}.pl)}.ts)}.is>.{({({(y).(z)}.comts).({(x).(z)}.comts).({(z).(y)}.ts).({(y).(z)}.ts).({(z).(x)}.ts).({(x).(z)}.ts)}.ispl12).({(y).(x).(z)}.satz30).({(z).({(y).(x)}.pl)}.comts).({({(z).(y)}.ts).({(z).(x)}.ts)}.pl).({({(y).(z)}.ts).({(x).(z)}.ts)}.pl).({({(y).(x)}.pl).(z)}.ts).({(z).({(y).(x)}.pl)}.ts).(nat)}.tr3is 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")