François Proth
François Proth ( 22 March 1852 – 21 January 1879 ) was a French self-taught mathematician farmer who lived in Vaux-devant-Damloup near Verdun , France . 
<triplet> François Proth <subj> 22 March 1852 <obj> date of birth <subj> 21 January 1879 <obj> date of death <subj> Vaux-devant-Damloup <obj> place of birth <triplet> Vaux-devant-Damloup <subj> French <obj> country <triplet> Verdun <subj> French <obj> country <subj> France <obj> country