Some time ago, Dr. Elzbieta Ulanowska published an article in our “Forum” on the enormous contribution of Polish mathematicians in the victory over the Bolsheviks in 1920. Let me only remind readers that the Polish mathematicians deciphered the code used by the Red Army, so all the moves of the Red Army’s divisions were well known to the Polish leadership.
Many of us remember another, better known event in this history, when, again, Polish mathematicians played the main role. This is the Enigma Secret. And here’s how it all started. In 1927, or at the beginning of 1928, an innocent package has arrived from the German Reich at a customs office in Warsaw. (more…)