Heinrich Maschke
Heinrich Maschke ( 24 October 1853 in Breslau , Germany ( now Wrocław , Poland ) – 1 March 1908 Chicago , Illinois , USA ) was a German mathematician who proved Maschke's theorem . 
<triplet> Heinrich Maschke <subj> 24 October 1853 <obj> date of birth <subj> Breslau <obj> place of birth <subj> 1 March 1908 <obj> date of death