| SIN(3) | Library Functions Manual | SIN(3) | 
sin, sinf —
#include <math.h>
double
  
  sin(double
    x);
float
  
  sinf(float
    x);
sin() function computes the sine of
  x (measured in radians). A large magnitude argument may
  yield a result with little or no significance.
sin() function returns the sine value.
sin() function conforms to ANSI
  X3.159-1989 (“ANSI C89”).
sin() function appeared in
  Version 1 AT&T UNIX.
| September 2, 2019 | NetBSD 9.4 |