minusx0xminussxsyminusxyquot0sy0quotsxsysquotminusxysy2.1minussxsyminusxyquotsxsyquotminusxysyquotsxsyminusxytruequotsxsyquotminusxysytrue12quot211quot21s10002quot2s11minus2100minusx0xminussxsyminusxyquotsxsyminusxyfalse1minussxsyminusxytrueminus20020minus20s11minus2s11
AProVE
3d3b40ebf1f1cc0cfb76e51606fb79299fd7ea19 rene 20120105 unpublished dirty
http://aprove.informatik.rwth-aachen.de/
John
Doe