Sitografia

Argomenti e immagini tratti da:

• http://www.macchinedileonardo.com/index.php?biografia-lenardo
• http://www.treccani.it/enciclopedia/tag/luca-pacioli/
• http://www.thefamouspeople.com/profiles/jacob-bernoulli-543.php
• http://www.magiadeinumeri.it/Fibonacci.htm 
• https://drive.google.com/viewerng/viewer?a=v&pid=sites&srcid=ZGVmYXVsdGRvbWFpbnxzZXppb25lMmNzcGVzfGd4OjQ0ZWYzNTczNDFlOWY4MjA
• https://drive.google.com/viewerng/viewer?a=v&pid=sites&srcid=ZGVmYXVsdGRvbWFpbnxzZXppb25lMmNzcGVzfGd4OjIyMzI5MzkxM2JlZjkxMDk
• http://www.treccani.it/enciclopedia/pitagora/
• https://sites.google.com/site/ilrapportoaureo/home/sezione-aurea-in-architettura/piramide-di-keope