[sage-support] Re: how to make a toc in sagemath jupyter (link toc)

OK. What you have found is a way to display an (internal|external) cross-reference. This is standard matkdown : see this description in the original markdown page (1.0.1, dated 2004). I was thinking more about the lines of automatically

[sage-support] Re: how to make a toc in sagemath jupyter (link toc)

I show you how I did as I never had answer about it... Maybe there is other way to do it ? I got the idea from jupyter vpython.zip : the TOC Jupyter VPython: navigable real-time 3D animations, done simply¶