λδ digital library (LDDL)
Constant
![[butterfly]](http://helm.cs.unibo.it/lambdadelta/images/b5.png "\lambda\delta butterfly")
Informal description: ""
{λ[p:cut].λ[q:cut].λ[r:cut]}.<{({({(r).(q)}.pl).({(p).(q)}.ts)}.pl).({({(1rp).(r)}.ts).({({(1rp).(p)}.pl).(q)}.ts)}.pl)}.is>.{({(r).(q).({(p).(q)}.ts)}.asspl1).({((r).satz151).({(q).(p)}.t19).(r).({(1rp).(r)}.ts).({(q).({(p).(q)}.ts)}.pl).({({(1rp).(p)}.pl).(q)}.ts)}.ispl12).({({(r).(q)}.pl).({(p).(q)}.ts)}.pl).({(r).({(q).({(p).(q)}.ts)}.pl)}.pl).({({(1rp).(r)}.ts).({({(1rp).(p)}.pl).(q)}.ts)}.pl).(cut)}.tris 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")