She attended North Sumter, majoring in mathematics and graduating Cum Laude in 1935. After receiving her bachelor's degree, she taught high school and college for a short term, …show more content…
Browne always maintained that she had obtained her Ph.D. in 1949. The significance of the conflicting dates is that if 1950 is the official year of her degree, she becomes only the third African-American woman to earn a Ph.D. in mathematics, with Evelyn Boyd Granville moving into second place, following Euphemia Lofton Haynes, who in 1943 was the first African-American woman to earn a Ph.D. in mathematics. It seems appropriate to say a few words about these other two remarkable African-American mathematicians and educators. Martha Euphemia Lofton (1890 – 1980) was born in Washington D.C., the daughter of prominent dentist and financier of black businesses. Lofton received a B.A. from Smith College (1914), a M.A. from the
University of Chicago (1930) and a Ph.D. from Catholic University (1943). In 1917 she married educator Harold Appo
Haynes. She taught in the Washington D.C. public schools for 47 years and in the early 1960s served as president of