Pyotr Lavrentyevich Ulyanov (Russian: Пётр Лавре́нтьевич Улья́нов) (May 3, 1928 – November 13, 2006) was a Russian mathematician working on analysis.
References
D'yachenko, M. I.; Potapov, M. K.; Kashin, B. S. (2008), "Petr Lavrent'evich Ul'yanov (on the 80th anniversary of his birth, May 3, 1928–November 13, 2006)", Vestnik Moskovskogo Universiteta. Seriya I. Matematika, Mekhanika (3): 3–5, ISSN0201-7385, MR2517000