Bronisław Knaster
Bronisław Knaster ( 22 May 1893 – 3 November 1980 ) was a Polish mathematician; from 1939 a university professor in Lwów and from 1945 in Wrocław . 
<triplet> Bronisław Knaster <subj> 22 May 1893 <obj> date of birth <subj> 3 November 1980 <obj> date of death <subj> mathematician <obj> occupation