Just wanted to say kudos to the people working on K3D for 3D interactive
plotting in the Jupyter notebook. It looks really good!
See the wiki
K3D-jupyter 3D visualisation in jupyter notebook
<
https://wiki.sagemath.org/K3D-tools> (in the section "Demonstrations of
Graphical Capabilities")
Jonathan Gutow (helped with Jmol/JSmol in the old sagenotebook)