λδ digital library (LDDL)
Constant
![[butterfly]](http://helm.cs.unibo.it/lambdadelta/images/b5.png "\lambda\delta butterfly")
Informal description: ""
λ[r:real].<(λ[x:real].∀[t:{((r).s11).(x)}.in].(λ[y:real].∀[u:{((r).s12).(y)}.in].{(y).(x)}.less).all).all>.λ[x:real].λ[t:{((r).s11).(x)}.in].λ[y:real].λ[u:{((r).s12).(y)}.in].{(u).(y).(t).(x).(r)}.t12 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")