Demonstrate All functions
runs all demonstrations
demo_ge_box demo_ge_circle demo_ge_contour demo_ge_cylinder demo_ge_gplot demo_ge_grid demo_ge_groundoverlay demo_ge_imagesc demo_ge_output demo_ge_plot demo_ge_plot3 demo_ge_point demo_ge_poly demo_ge_quiver demo_ge_quiver3 demo_ge_windbarb
