natscons0n__incrnatspairscons0n__incroddsoddsincrpairsincrconsXXSconssXn__incractivateXSheadconsXXSXtailconsXXSactivateXSincrXn__incrXactivaten__incrXincrXactivateXX2.1natsnatscons0n__incrnatscons0n__incrnatscons0n__incrAProVEunknownStatistics for single proof: 100,00 % (1 real / 0 unknown / 0 assumptions / 1 total proof steps)http://aprove.informatik.rwth-aachen.deJohnDoe