![Marcel Grossmann Image source: University of St. Andrews Marcel Grossmann Image source: University of St. Andrews](http://www.timeone.ca/wp-content/uploads/2012/06/Marcel-Grossmann.jpg)
Image source:
University of St. Andrews
Marcel Grossmann was a Hungarian mathematician who understood weird kinds of geometries.
Image source:
University of St. Andrews
Marcel Grossmann was a Hungarian mathematician who understood weird kinds of geometries.