Lines Matching refs:dy
461 register int dy;
463 if ((dy = py - lasty)) {
464 printf("\\v'%du'", dy);
489 register int dy;
491 if ((dy = iy - lasty)) {
492 printf(".sp %du\n", dy);
710 double h[MAXPOINTS], dx[MAXPOINTS], dy[MAXPOINTS];
733 PeriodicSpline(h, y, dy, d2y, d3y, numpoints);
736 NaturalEndSpline(h, y, dy, d2y, d3y, numpoints);
752 ny = y[j] + (int) (t * dy[j] + t2 * d2y[j] / 2 + t3 * d3y[j] / 6);
780 register int dy;
789 dy = y[j + 1] - y[j];
791 /* u[i] += sqrt ((double) (dx * dx + dy * dy)); */
792 u[i] += groff_hypot((double) dx, (double) dy);
973 register int dy;
996 if ((dy = y_1 - y_0) < 0) {
998 dy = -dy;
1003 if (dx >= dy) {
1019 res1 += dy;
1034 res2 += dy - res1;