Lines Matching refs:cur_guess
60 register double abs_a, cur_guess, delta;
75 cur_guess = abs_a/8.;
77 cur_guess = abs_a*8.;
83 delta = (cur_guess - abs_a/(cur_guess*cur_guess))/3.;
84 cur_guess -= delta;
86 } while (delta >= cur_guess*DBL_EPSILON);
89 cur_guess = -cur_guess;
92 printf("_XcmsCubeRoot returning %g\n", cur_guess);
94 return cur_guess;
104 register double cur_guess, delta;
122 cur_guess = a/4.;
124 cur_guess = a*4.;
130 delta = (cur_guess - a/cur_guess)/2.;
131 cur_guess -= delta;
133 } while (delta >= cur_guess*DBL_EPSILON);
136 printf("_XcmsSquareRoot returning %g\n", cur_guess);
138 return cur_guess;