Mathematician Felix Klein Writes on Einstein's Theory and the International Mathematic Commission
Felix Klein, mathematician known for his work with group theory, non-Euclidean geometry, and complex analysis writes this letter to his colleague, a former student, mentioning Einstein's Theory and the International Mathematic Unterrichts Commission. Handwritten autograph letter signed, 2 pages, on 2 sides of a single leaf. Dated November 10,1918. Apparently.....