predsxxminusx0xminusxsypredminusxyquot0sy0quotsxsysquotminusxysy2.1minusxsypredminusxyminusxsyminusxyquotsxsyquotminusxysyquotsxsyminusxytruequotsxsyquotminusxysytrue123quot20s11002quot212s11minus2100pred11minusx0xminusxsypredminusxypredsxxquotsxsyminusxyfalse12minusxsyminusxytrue1s10minus22s11minusxsypredminusxyfalse
AProVE
d08497719f481e0c456d436c39d857ef33ce6dc3 rene 20120104 unpublished dirty
http://aprove.informatik.rwth-aachen.de/
John
Doe