| ▲ | threeducks 2 hours ago | |
What exactly do you say is not commutative? This Wikipedia article claims that at least floating-point addition and multiplication are both commutative: https://en.wikipedia.org/wiki/Floating-point_arithmetic#Accu... | ||
| ▲ | adgjlsfhk1 2 hours ago | parent [-] | |
it is for finite values, but because IEEE did some dumb things it isn't specified to be for NaN values (and on several architectures, isn't). | ||