Lines Matching defs:x0
59 * approximation centered at the minimum (x0+1) to
93 #define x0 .461632144968362356785 /* xmin - 1 */
139 } else if (x >= 1.0 + LEFT + x0)
193 if (y <= 1.0 + (LEFT + x0)) {
194 yy = ratfun_gam(y - x0, 0);
203 for (ym1 = y-one; ym1 > LEFT + x0; y = ym1--, yy.a--) {
211 yy = ratfun_gam(y - x0, 0);
217 * Good on (0, 1+x0+LEFT]. Accurate to 1ulp.
225 if (x < x0 + LEFT) {
231 t = (one-x0); t += x;
232 d = (one-x0); d -= t; d += x;
237 t = x - x0;
238 d = (-x0 -t); d += x;
