Lines Matching defs:rx
146 * rx = Re(casinh(z)) = -Im(cacos(y + I*x)).
153 do_hard_work(double x, double y, double *rx, int *B_is_usable, double *B,
175 * rx = log1p(Am1 + sqrt(Am1*(A+1)))
182 *rx = sqrt(x);
189 *rx = log1p(Am1 + sqrt(Am1 * (A + 1)));
195 *rx = x / sqrt((1 - y) * (1 + y));
200 *rx = log1p((y - 1) + sqrt((y - 1) * (y + 1)));
203 *rx = log(A + sqrt(A * A - 1));
277 double x, y, ax, ay, rx, ry, B, sqrt_A2my2, new_y;
323 do_hard_work(ax, ay, &rx, &B_is_usable, &B, &sqrt_A2my2, &new_y);
328 return (CMPLX(copysign(rx, x), copysign(ry, y)));
358 double x, y, ax, ay, rx, ry, B, sqrt_A2mx2, new_x;
391 rx = fabs(cimag(w));
395 return (CMPLX(rx, ry));
411 rx = acos(B);
413 rx = acos(-B);
416 rx = atan2(sqrt_A2mx2, new_x);
418 rx = atan2(sqrt_A2mx2, -new_x);
422 return (CMPLX(rx, ry));
433 double rx, ry;
436 rx = creal(w);
439 if (isnan(rx) && isnan(ry))
440 return (CMPLX(ry, rx));
443 if (isnan(rx))
444 return (CMPLX(fabs(ry), rx));
448 return (CMPLX(fabs(ry), copysign(rx, cimag(z))));
569 double x, y, ax, ay, rx, ry;
615 rx = (m_ln2 - log(ay)) / 2;
617 rx = log1p(4 * ax / sum_squares(ax - 1, ay)) / 4;
626 return (CMPLX(copysign(rx, x), copysign(ry, y)));