3 ms·If both terms are infinites and of same sign, subtraction will give NaN and it will fail.by jffhn 2y agoIf both terms are infinites and of same sign, subtraction will give NaN and it will fail.listeria 2y agoHow is that a problem? infinities shouldn't be considered equaljffhn 2y agoFor IEEE 754, and in Java for example, they are. Only NaN is not equal to itself (and different from itself).