Thanks. I like it, too. The Python code to draw it is here: https://bitbucket.org/mciura/sejm/src/886fb4fceb348468a160d5e59d80e179559abe83/plot3d.py https://bit

Thanks. I like it, too. The Python code to draw it is here: https://bitbucket.org/mciura/sejm/src/886fb4fceb348468a160d5e59d80e179559abe83/plot3d.py https://bitbucket.org/mciura/sejm/src/886fb4fceb348468a160d5...