λδ digital library (LDDL)
Constant
![[butterfly]](http://helm.cs.unibo.it/lambdadelta/images/b5.png "\lambda\delta butterfly")
Informal description: ""
{λ[r:real].λ[s:real].λ[n:({(s).(r)}.ts).neg]}.<{(({((s).abs).((r).abs)}.ts).m0).({(s).(r)}.ts)}.is>.{({({(n).({(s).(r)}.ts)}.absn).({(s).(r)}.satz193a).(({(s).(r)}.ts).m0).(({(s).(r)}.ts).abs).({((s).abs).((r).abs)}.ts).(real)}.tris).({(s).(r)}.ts).({((s).abs).((r).abs)}.ts)}.satz177c 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")