aabx1bax1cbx1bcax1ax1acax12.1baax1abx1bcx1acbx1ax1acax121b10120021a10110211c10010001bcx1acbx1ax1acax121b10010201c10210011a10010001ax1acax1AProVEAProVE Commit ID: 794c25de1cacf0d048858bcd21c9a779e1221865 marcel 20200619 unpublished dirty Statistics for single proof: 100.00 % (4 real / 0 unknown / 0 assumptions / 4 total proof steps)http://aprove.informatik.rwth-aachen.deJohnDoe