λδ digital library (LDDL)
Constant
![[butterfly]](http://helm.cs.unibo.it/lambdadelta/images/b5.png "\lambda\delta butterfly")
Informal description: ""
{λ[ksi:cut].λ[eta:cut].λ[x1:rat].λ[ux:{(x1).(ksi)}.urt].λ[y1:rat].λ[uy:{(y1).(eta)}.urt].λ[z0:rat].λ[i:{({(eta).(ksi)}.prod).(z0)}.in]}.<{({(y1).(x1)}.ts).(z0)}.nis>.{(λ[x:rat].λ[t:{(x).(ksi)}.lrt].λ[y:rat].λ[u:{(y).(eta)}.lrt].λ[v:{({(y).(x)}.ts).(z0)}.is].{(v).(u).(y).(t).(x).(i).(z0).(uy).(y1).(ux).(x1).(eta).(ksi)}.t4).({({(y1).(x1)}.ts).(z0)}.nis).(i).(z0).(eta).(ksi)}.prodapp 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")