λδ digital library (LDDL)
Constant
![[butterfly]](http://helm.cs.unibo.it/lambdadelta/images/b5.png "\lambda\delta butterfly")
Informal description: ""
{λ[x0:rat].λ[y0:rat].λ[z0:rat].λ[u0:rat].λ[m:{(y0).(x0)}.moreis].λ[n:{(u0).(z0)}.more].λ[x:frac].λ[y:frac].λ[z:frac].λ[u:frac].λ[xix0:{((x0).class).(x)}.inf].λ[yiy0:{((y0).class).(y)}.inf].λ[ziz0:{((z0).class).(z)}.inf].λ[uiu0:{((u0).class).(u)}.inf]}.<{({(u0).(y0)}.pl).({(z0).(x0)}.pl)}.more>.{({({(n).(uiu0).(ziz0).(u).(z).(u0).(z0)}.moree).({(m).(yiy0).(xix0).(y).(x).(y0).(x0)}.moreise).(u).(z).(y).(x)}.satz65a).({(uiu0).(yiy0).(u).(y).(u0).(y0)}.picp).({(ziz0).(xix0).(z).(x).(z0).(x0)}.picp).({(u).(y)}.pf).({(z).(x)}.pf).({(u0).(y0)}.pl).({(z0).(x0)}.pl)}.morei 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")