On Sunday, 6 August 2017 at 23:33:26 UTC, greatsam4sure wrote:
import std.math;
import std.stdio;

cos(90*PI/180) = -2.7e-20 instead of zero. I will appreciate any help. thanks in advance.

tan(90*PI/180) = -3.689e+19 instead of infinity. What is the best way to use this module

in addition to what sarn said, tan(3pi/4) is a pole, not infinity. the mean of the left and right hand limits is 0

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