Matlab et Octave
https://enacit1.epfl.ch/cours_matlab/
https://stackoverflow.com/questions/tagged/matlab
https://matlab.developpez.com/
https://www.mathworks.com/help/matlab/mathematics.html
https://octave.org/doc/interpreter/
Matlab pour android
https://play.google.com/store/apps/details?id=com.mathworks.matlabmobile
Google Classroom pour android
https://play.google.com/store/apps/details?id=com.google.android.apps.classroom
Manuel de Matlab pour android
https://play.google.com/store/apps/details?id=com.asp.matlab
Octave online
https://octave-online.net/
Mathematica
Latex pour google sites
https://sites.google.com/site/gencoreoperative/index/articles-and-hacks/google-s-latex
Latex pour facebook et partout
https://tex.stackexchange.com/questions/300253/latex-for-facebook
https://chrome.google.com/webstore/detail/tex-all-the-things/cbimabofgmfdkicghcadidpemeenbffn
UrlEncodage en ligne
http://string-functions.com/urlencode.aspx
https://www.url-encode-decode.com/