Rịba ama amaokwu a dị n'okpuru ma zaa ajụjụ ahụ mgbe e mesịrị n'otu asụsụ ahụ dị ka amaokwu ahụ:  Alexander Alexandrovich Friedmann (nke a na-akpọkwa Friedman ma ọ bụ Fridman; Russian) (June 16 [O.S. 4], 1888 <unk> September 16, 1925) bụ onye Russia na Soviet physicist na mathematician. A maara ya nke ọma n'ihi echiche ọsụ ụzọ ya na eluigwe na ala nọ na-agbasawanye, nke usoro ihe ndị o mepụtara na-achịkwa, bụ́ ndị a maara ugbu a dị ka ihe ndị Friedmann kwuru.  Ajụjụ: Olee ụzọ abụọ ọzọ e nwere ike isi dee Friedmann?
Friedman ma ọ bụ Fridman