fromXconsXfromsX2ndspos0Zrnil2ndspossNconsXZ2ndspossNcons2XZ2ndspossNcons2XconsYZrconsposrecipY2ndsnegNZ2ndsneg0Zrnil2ndsnegsNconsXZ2ndsnegsNcons2XZ2ndsnegsNcons2XconsYZrconsnegrecipY2ndsposNZpiX2ndsposXfrom0plus0YYplussXYsplusXYtimes0Y0timessXYplusYtimesXYsquareXtimesXX2.1fromXfromXconsXfromsXconsXfromsXXsXconsXAProVEunknownStatistics for single proof: 100,00 % (1 real / 0 unknown / 0 assumptions / 1 total proof steps)http://aprove.informatik.rwth-aachen.deJohnDoe