3 ms·
Correctly rounded trig functions requires great care, and some way of knowing how much precision you need for the calculations. Doing all of the calculations at
by brucedawson 8y ago
Correctly rounded trig functions requires great care, and some way of knowing how much precision you need for the calculations. Doing all of the calculations at the maximum needed precision would be hugely inefficient. A high-precision version of Pi is just one of the things needed.
- olliej 8y agoWhat I had been told was that they commuted "as if" they had infinite precision pi (rather than reduction modulo some approximation)