how to make a new line in a jupyter markdown cell

Question

md $S$: a set of shops $I$: a set of items M wants to get

I\'d like to make a new line between this two sentences. We usually put \" (space)\" after the fi

Answer 1

Just add
where you would like to make the new line.

$S$: a set of shops


$I$: a set of items M wants to get

Because jupyter notebook markdown cell is a superset of HTML.
http://jupyter-notebook.readthedocs.io/en/latest/examples/Notebook/Working%20With%20Markdown%20Cells.html

Note that newlines using
does not persist when exporting or saving the notebook to a pdf (using "Download as > PDF via LaTeX"). It is probably treating each
as a space.