Tatjana Ehrenfest-Afanassjewa (1876–1964), Russian/Dutch mathematician Deborah Estrin (1959–), American computer scientist Vera Faddeeva (Russian: Вера Николаевна Фаддеева) (1906-1983), Russian mathematician. One of the first to publish works on linear algebra. Evelyn Boyd Granville (1924–), American mathematician, second African-American woman to get a Ph.D. in mathematics Marion Cameron Gray (1902–1979), Scottish mathematician Frances Hardcastle (1866–1941), mathematician, founding member of the American Mathematical Society.[7]