Photographic portrait of Karl Weierstrass in later life — Photograph of Weierstrass, photographer unknown, from the Smithsonian Institution Libraries' Scientific Identity collection of portraits from the Dibner Library of the History of Science and Technology. Public domain (Commons: PD-Art, PD-old-70).

Karl Weierstrass

1815 – 1897

Biography (MacTutor)

Works on this site (1)

Über das sogenannte Dirichlet’sche Princip.

On the so-called Dirichlet principle.

1895 (first published in the author's collected works), vol. 2, pp. 49–54 ai-draft

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