Javascript – Without overflow and underflow, for a float number x, is x/4 always equals to x/2/2 (also for x*4 == x*2*2)?
For example, as I know, a float point x, which x/n^2 may not be equal to x/n/n, because in x/n/n, which would create an intermediate x/n first. For example: document.write(1.23456789/49 == 1.23456789/7/7); However, is x/4 == x/2/2 an exception, if…