Menezes, Evandro wrote: > This is not true. Compare results on an x86 systems with those on an > x86_64 or ppc. As I said before, shortcuts were taken in x87 that > sacrificed accuracy for the sake of speed initially and later of > compatibility.
It *is* true for the case where the argument is in the range [0, 2*PI), at least according to the tests I published earlier in this thread. If you think there is something erroneous in the test code, I sincerely would like to know. ..Scott