3 ms·
> requiring commutativity from a +-operator is maybe too much The + operator is the only one that can be realistically required to be commutative. All other
by enriquto 8y ago
> requiring commutativity from a +-operator is maybe too much
The + operator is the only one that can be realistically required to be commutative. All other operators need not. If we are to have any commutative operator, it should definitely be +.