n_atan2.c | 32 static char sccsid[] = "@(#)atan2.c 8.1 (Berkeley) 6/4/93"; 35 /* ATAN2(Y,X) 47 * 1. Reduce y to positive by atan2(y,x)=-atan2(-y,x). 62 * Notations: atan2(y,x) == ARG (x+iy) == ARG(x,y). 76 * atan2(y,x) returns (PI/pi) * the exact ARG (x+iy) nearly rounded, 174 __weak_alias(_atan2l, atan2); 178 atan2(double y, double x) function in typeref:typename:double
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