Heinrich Bruns
Ernst Heinrich Bruns ( 4 September 1848 – 23 September 1919 ) was a German mathematician and astronomer , who also contributed to the development of the field of theoretical geodesy . 
<triplet> Heinrich Bruns <subj> 4 September 1848 <obj> date of birth <subj> 23 September 1919 <obj> date of death <subj> mathematician <obj> occupation <subj> geodesy <obj> field of work