Jerzy Różycki

Jerzy Witold Różycki (pronounced [ˈjɛʒɨ ruˈʒɨt͡ski] ; July 24, 1909 in Vilshana, Ukraine – January 9, 1942 in Mediterranean Sea, near the Balearic Islands) was a Polish mathematician and cryptologist who worked at breaking German Enigma-machine ciphers before and during World War II.

Jerzy Różycki

Jerzy Witold Różycki (pronounced [ˈjɛʒɨ ruˈʒɨt͡ski] ; July 24, 1909 in Vilshana, Ukraine – January 9, 1942 in Mediterranean Sea, near the Balearic Islands) was a Polish mathematician and cryptologist who worked at breaking German Enigma-machine ciphers before and during World War II.