Connected notes

A note links to its map of content and can embed part of another note:

Connections

A useful note connects to another note and its map of content. Transclusions reuse the explanation without maintaining duplicate text.

Link to original

Inline math: $a^2+b^2=c^2$.

flowchart LR
  Markdown --> Wikilinks --> Knowledge

See Authoring for the source syntax and the original idea.