λδ digital library (LDDL)
Constant
![[butterfly]](http://helm.cs.unibo.it/lambdadelta/images/b5.png "\lambda\delta butterfly")
Informal description: ""
{λ[zeta:cut].λ[l:{(zeta).({((zeta).rtc).((zeta).rtc)}.ts)}.less].λ[z2:rat].λ[l3:{({(z2).(l).(zeta)}.zr2).({((zeta).rtc).((zeta).rtc)}.ts)}.less].λ[l4:{(zeta).({(z2).(l).(zeta)}.zr2)}.less]}.<con>.{(λ[x:rat].λ[t:{((zeta).rtc).((x).rpofrt)}.more].λ[y:rat].λ[u:{((zeta).rtc).((y).rpofrt)}.more].λ[v:{(z2).({(y).(x)}.ts)}.is].{(v).(u).(y).(t).(x).(l4).(l3).(z2).(l).(zeta)}.t104).(con).({(l4).(l3).(z2).(l).(zeta)}.t84).(z2).((zeta).rtc).((zeta).rtc)}.satz160app 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")