Merge branch 'rtoy-wrap-option-args'

[maxima.git] / doc / info / figures / plotting1.mac

contour_plot(x^2 + y^2, [x, -4, 4], [y, -4, 4], [pdf_file,"./plotting1.pdf"]);
contour_plot(x^2 + y^2, [x, -4, 4], [y, -4, 4], [png_file,"./plotting1.png"]);