clf
// (1,0), (cos(2*%pi/3),sin(2*%pi/3)) (cos(4*%p/3),sin(4*%pi/3)) (0,0,z)
// z = sqrt(3)/2
param3d([1,cos(4*%pi/3)],[0,sin(4*%pi/3)],[0,0]);
p=get("hdl"); p.foreground=5;
param3d([1,cos(2*%pi/3)],[0,sin(2*%pi/3)],[0,0]);
p=get("hdl"); p.foreground=5;
param3d([cos(4*%pi/3),,cos(2*%pi/3)],[sin(4*%pi/3) ,sin(2*%pi/3)],[0,0]);
p=get("hdl"); p.foreground=5;

param3d([1,cos(4*%pi/3)],[0,sin(4*%pi/3)],[1,1]);
p=get("hdl"); p.foreground=5;
param3d([1,cos(2*%pi/3)],[0,sin(2*%pi/3)],[1,1]);
p=get("hdl"); p.foreground=5;
param3d([cos(4*%pi/3),,cos(2*%pi/3)],[sin(4*%pi/3) ,sin(2*%pi/3)],[1,1]);
p=get("hdl"); p.foreground=5;

param3d([cos(4*%pi/3),cos(4*%pi/3)],[sin(4*%pi/3),,sin(4*%pi/3)],[0,1]);
p=get("hdl"); p.foreground=5;
param3d([cos(2*%pi/3),cos(2*%pi/3)],[sin(2*%pi/3),sin(2*%pi/3)],[0,1]);
p=get("hdl"); p.foreground=5;
param3d([1,1],[0,0],[0,1]);
p=get("hdl"); p.foreground=5;

param3d([1,2],[0,-1],[0,0]);
p=get("hdl"); p.foreground=5;
param3d([1,2],[0,1],[0,0]);
p=get("hdl"); p.foreground=5;
param3d([2,3],[1,0],[0,0]);
p=get("hdl"); p.foreground=5;
param3d([2,3],[-1,0],[0,0]);
p=get("hdl"); p.foreground=5;

param3d([1,2],[0,-1],[1,1]);
p=get("hdl"); p.foreground=5;
param3d([1,2],[0,1],[1,1]);
p=get("hdl"); p.foreground=5;
param3d([2,3],[1,0],[1,1]);
p=get("hdl"); p.foreground=5;
param3d([2,3],[-1,0],[1,1]);
p=get("hdl"); p.foreground=5;
param3d([2,2],[-1,-1],[0,1]);
p=get("hdl"); p.foreground=5;
param3d([2,2],[1,1],[0,1]);
p=get("hdl"); p.foreground=5;
param3d([3,3],[0,0],[0,1]);
p=get("hdl"); p.foreground=5;


title('Not a polyhedron','fontsize',4);
a=gca(); a.box="off"; a.isoview="on";
tmp=a.x_ticks; tmp.labels=[]; tmp.locations=[];
a.x_ticks=tmp; xlabel("");
a.y_ticks=tmp; ylabel("");
a.z_ticks=tmp; zlabel("");
a.axes_visible=["off","off","off"];

xs2pdf(0,'bad2.pdf');
