" Gabriel Xavier Paul Koenigs, born in Toulouse on January 17, 1858, and died in Paris on October 29, 1931, was a French mathematician. See photos for more details. 13.5 x 10 cm.
Carefully shipped in a rigid and waterproof package. If you are not completely satisfied, I will accept returns at my expense for Europe and at the buyer's expense for the rest of the world. Feel free to visit my shop and refine your searches according to the categories that interest you. Autographed letters, old papers, rare books, photographs, engravings, stamps. We appraise and/or buy your letters, letter collections, and rare books throughout France. Please do not hesitate to contact me at. Thank you for your visit.