λδ digital library (LDDL)
Constant
![[butterfly]](http://helm.cs.unibo.it/lambdadelta/images/b5.png "\lambda\delta butterfly")
Informal description: ""
{λ[x:real].λ[ix:(x).intrl].λ[y:real].λ[iy:(y).intrl].λ[ly:{(x).(y)}.lessis].λ[u:real].λ[a:{({(x).(u)}.lessis).({(u).(y)}.lessis).((u).intrl)}.and3]}.<{({({(a).(u).(ly).(iy).(y).(ix).(x)}.shiftl1).(ly).(iy).(y).(ix).(x)}.shiftr).(u)}.is>.{({({({(a).(u).(ly).(iy).(y).(ix).(x)}.t32).(y).({({(a).(u).(ly).(iy).(y).(ix).(x)}.shiftl1).(ly).(iy).(y).(ix).(x)}.n2).({(y).({(1rl).(u)}.pl)}.mn)}.ispl1).(1rl).({(y).({({(a).(u).(ly).(iy).(y).(ix).(x)}.shiftl1).(ly).(iy).(y).(ix).(x)}.n2)}.pl).({(y).({(y).({(1rl).(u)}.pl)}.mn)}.pl)}.ismn1).({(a).(u).(ly).(iy).(y).(ix).(x)}.t33).({(1rl).({(y).({(y).({(1rl).(u)}.pl)}.mn)}.pl)}.mn).({({(a).(u).(ly).(iy).(y).(ix).(x)}.shiftl1).(ly).(iy).(y).(ix).(x)}.shiftr).(u).(real)}.tris1 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")