Lines Matching full:atan
2192 (void) FormatLocaleFile(stderr, " aa=atan(ii/%+lf);\n", coeff[1] );
2575 ax=atan(d.x); /* aa = atan(x/r) = u/r */
2576 cx=cos(ax); /* cx = cos(atan(x/r)) = 1/sqrt(x^2+u^2) */
2577 s.x = coeff[1]*ax; /* u = r*atan(x/r) */
