plusx0xplusxsysplusxyplusxplussyzplussplusxyztimesx00timesxtimes0ztimes0ztimesxsyplustimesxyxtimesxtimessyztimesplustimesxyxzplustimesplustimes2.12plus21211times21211212000s1311timesxsyplustimesxyxtimesxtimessyztimesplustimesxyxz2plus222221112times21211001s1111plusx0xplusxsysplusxyplusxplussyzplussplusxyz2plus233231212times211211001timesx00timesxtimes0ztimes0zAProVEAProVE Commit ID: 794c25de1cacf0d048858bcd21c9a779e1221865 marcel 20200619 unpublished dirty Statistics for single proof: 100.00 % (4 real / 0 unknown / 0 assumptions / 4 total proof steps)http://aprove.informatik.rwth-aachen.deJohnDoe