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t2:atan
atan
atan — Arc tangent
Description
fix32 atan(fix32 num);
Returns the arc tangent of num in radians. atan() is the complementary function of tan(), which means that
num == tan(atan(num))
.
Parameters
- num: The number to process.
Return Value
The arc tangent of num in radians.
Examples
Example #1 atan() example
init { printf("%.6f", atan(0.5)); // ~0.463647609001 }
See Also
t2/atan.txt · Last modified: 2016/11/13 03:39 by J2Kbr