/* -*-ePiX-*- */ #include "epix.h" #include "cme_style.h" using namespace ePiX; double f(double x) { return 7 + x*(-4 + x); } int main() { picture(P(0,0), P(5.5,8), "2 x 2in"); begin(); cme_bold(); plot(f, -0.125, 4.125, 40); h_axis_labels(P(1,0), P(4,0), 3, P(0,-4), b); v_axis(P(0,1), P(0,8), 7); v_axis_labels(P(0,1), P(0,7), 6, P(-4,0), l); cme_dashed(); for (int i=1; i<=4; ++i) { P tmp(i, f(i)); line(P(i,0), tmp); if (i != 1) line(tmp, tmp&E_2); } cme_solid(); axis_labels(); axes(); caption("Fig.~26."); tikz_format(); end(); }