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2 votes

Are there any well known mathematicians who were fascists?

Ernst Witt joined the Nazi party soon after Hitler assumed power, and various stories have circulated about his commitments. From MacTutor History of Mathematics: On 30 January 1933 Hitler came to ...
Todd Trimble's user avatar
6 votes
Accepted

When was the ‘mathematics department’ first established in universities?

The question is extremely broad, probably too broad to be answerable. But in lieu of an answer here are some thoughts and sources. Studies that might shed some detail on the evolution of institutional ...
Georg Essl's user avatar
8 votes

Was it after Riemann's death that Weierstrass gave a counterexample to Riemann's mapping theorem?

Yes, but there were other criticisms already during Riemann's lifetime, see Bottazzini, "Algebraic truths" vs "geometric fantasies" which gives a detailed story. In 1864, when ...
Conifold's user avatar
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4 votes

Did Riemann take for granted the existence of a function that achieves the minimum in the ‘Dirichlet principle’?

Riemann did not quite take it for granted and gave an argument that, in his opinion, showed existence of the minimizing harmonic function, but, in fact, it did not. Klein in Development of Mathematics ...
Conifold's user avatar
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0 votes

Whatever happened to quaternions?

Actually complex quaternions or "biquaternions", as Hamilton called them, are the same or isomorphic to Pauli matrices and are called Pauli Algebra or Pauli quaternions and are 8 dimensional....
user21199's user avatar
7 votes
Accepted

From which university did Riemann acquired Ph.D?

Math genealogy says Bernhard Riemann received the Dr. phil. degree in 1851 from Georg-August-Universität, Göttingen. His advisor was C. F. Gauß . Dissertation title: "Grundlagen für eine ...
Gerald Edgar's user avatar
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3 votes

Did Riemann leave any books?

There is another book which has Riemann as an co-author: Riemann and Weber, Die Partiellen Differentialgleichungen der Mathematischen Physik. Nach Riemann's Vorlesungen in vierter Auflage neu ...
Alexandre Eremenko's user avatar
1 vote

Did Riemann leave any books?

A translation of Riemann's famous dissertation was published as a book: Riemann, Bernhard. On the hypotheses which lie at the bases of geometry. Edited and with commentary by Jürgen Jost. Expanded ...
Mikhail Katz's user avatar
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8 votes
Accepted

Is it true that Aryabhata explicitly understood or stated the irrationality of $\pi$?

No, certainly not "explicitly". The question would have made sense already to ancient Greeks in the ratio form: is the ratio of the circumference to the diameter incommensurable? Did they ...
Conifold's user avatar
  • 77.6k
10 votes

How does the science community decide which scientist to credit for a particular discovery?

Squabbles over honor are just as common among scientists as elsewhere in society. Memorable examples include: Leibniz-Newton; Manifold destiny. Plain facts are usually not sufficient to resolve ...
Mikhail Katz's user avatar
  • 6,131
8 votes
Accepted

Why Isaac Newton published his discoveries so much later than he discovered them?

The question virtually quotes some blanket statements about Newton's willingness (or not) to publish, and about when he made certain discoveries, etc. It is true that such statements certainly have ...
terry-s's user avatar
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3 votes
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Why is Einstein summation named after Einstein?

Einstein proposed the convention in Die Grundlage der allgemeinen Relativitätstheorie (Annalen der Physik, 354 (1916) no.7, 769-822). It is introduced on p.158 of its English translation. Einstein's ...
Conifold's user avatar
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