> So the Polish intelligence selected 3 smartest mathematicians The interwar period in general saw an extraordinary flowering of top notch mathematicians and m

> So the Polish intelligence selected 3 smartest mathematicians The interwar period in general saw an extraordinary flowering of top notch mathematicians and mathematical logicians in Poland [0][1], including Tarski and Banach. So the conditions in the country were very conducive. Others besides Rejewski, Rozycki, and Zygalski also worked on deciphering enemy messages years before WWII, such as Lesniewski, Mazurkiewicz, and Sierpinski [2]. [0] https://en.m.wikipedia.org/wiki/Polish_School_of_Mathematics https://en.m.wikipedia.org/wiki/Polish_School_of_Mathematics [1] https://plato.stanford.edu/entries/lvov-warsaw/ https://plato.stanford.edu/entries/lvov-warsaw/ [2] https://en.m.wikipedia.org/wiki/Jan_Kowalewski https://en.m.wikipedia.org/wiki/Jan_Kowalewski