Evgraf Stepanovich Fedorov was a Russian mathematician, crystallographer and mineralogist. Fedorov was born in the Russian city of Orenburg. His father was a topographical engineer. The family later moved to Saint Petersburg.
Crystallography Resource | Learn About, Share and Discuss …
The position in 3D space of each crystal face is plotted on a stereographic net such as a … The final plot allows …
Crystallographic Resource | Learn About, Share and Discuss …
This involved measuring the angles of crystal faces relative to each other and to theoretical … The final plot …
F. Evgraf Fedorov worked out the 230 space groups of crystallographic symmetry. … Grim (1902-1989); Paul …