Don't have Telegram yet? Try it now!
https://liveyourmaths.com/2020/04/22/%ce%bf%ce%b9-%ce%b4%ce%ad%ce%ba%ce%b1-%ce%b5%ce%bd%cf%84%ce%bf%ce%bb%ce%ad%cf%82-%cf%84%ce%bf%cf%85-george-polya-%cf%80%cf%81%ce%bf%cf%82-%cf%84%ce%bf%ce%bd-%ce%b4%ce%ac%cf%83%ce%ba%ce%b1%ce%bb%ce%bf/
Οι δέκα εντολές του George Polya προς τον δάσκαλο των Μαθηματικών