📅 5 December 1895
Cox became the first known African-American to receive a doctorate in mathematics, earning his PhD from Cornell in 1925.
📅 5 December 1895
His dissertation contributed to algebraic approaches to equations involving discrete changes.
📅 5 December 1895
Segregated employment and exclusion from professional networks limited opportunities despite his pioneering doctorate.
📅 5 December 1895
His teaching supported generations of Black students and strengthened a crucial institution within African-American higher education.