Joan Sylvia Lyttle Birman (amụrụ na May 30, 1927 na New York City) bụ onye Amerịka na-agụ mgbakọ na mwepụ, ọkachamara na obere-dimensional topology. O nyere onyinye na ọmụmụ nke knots, 3-manifolds, mapping klas ìgwè nke elu, geometric ìgwè ozizi, kọntaktị owuwu na ike usoro. Birman bụ ugbu a Research Prọfesọ Emerita na Barnard College, Columbia University, ebe ọ nọ kemgbe 1973.
obere-dimensional topology