Karl Weierstrass (category CS1 German-language sources (de))
was first observed by Weierstrass's advisor, Christoph Gudermann, in an 1838 paper, where Gudermann noted the phenomenon but did not define it or elaborate...
16 KB (1,633 words) - 16:56, 3 September 2024
Principes de la théorie des fonctions elliptiques et applications (Paris, Gauthier Villars, 1897) (in French) G. H. Halphen Traité des fonctions elliptiques...
73 KB (13,085 words) - 01:03, 1 September 2024