The "perco.ipynb" file is a Jupyter python percolation application showing a percolation process in square lattice site. Its conversion to the HTML format can be seen in this web page:

https://xsources.github.io/sitepercol.html

3- The "percoimg.png" file is a screen capture of the interactive percolation app.

UPDATE: The side N of the NxN square lattice site percolation (file square_perco.ipynb) is now variable and available here: .