> It doesn't make sense because there's no such number as 2^31 in 32-bit two's complement arithmetic I started out with the definition: 0x7FFFFFFF = 2^31

> It doesn't make sense because there's no such number as 2^31 in 32-bit two's complement arithmetic I started out with the definition: 0x7FFFFFFF = 2^31 - 1 Adding one to that 0x7FFFFFFF + 1 = 2^31 - 1 + 1 should be 2^31, but it isn't.