Cine s-a căsătorit cu Edith Bernstein?

Felix Bernstein (24 February 1878 – 3 December 1956), was a German mathematician known for proving in 1896 the Schröder–Bernstein theorem, a central result in set theory, and less well known for demonstrating in 1924 the correct blood group inheritance pattern of multiple alleles at one locus through statistical analysis.