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# History of Science and Mathematics : Recent Questions and Answers

Find answers to your questions about History of Science and Mathematics or help others by answering their History of Science and Mathematics questions.

## Heisenberg's Obituary to Pauli

In an interview of Heisenberg by Thomas Kuhn:When Pauli had died, I was asked to write this memorial volume. Weisskopf had asked me. Then, actually, originally I had written an...

## Who identified the four basic types of animal tissue?

It is stated in innumerous introductory histology texts that there are four basic types of tissue - epithelial, connective, muscular, and nervous. I have never come across one that provides...

## What happened to cybernetics?

Recently, I've been looking into the life of the brilliant Norbert Wiener and the field he spawned, cybernetics. Before reading into it, I thought "cybernetics" was...

The universal trigonometric substitution converts a rational function in $sin(x), cos(x)$ into a rational function of a new variable $t$ by the substitution $t =... Asked on 11/27/2021 0 answer ## Newton's evaluation of 1 + 1/3 - 1/5 - 1/7 + 1/9 + 1/11 I had asked the following question on MSE here, and I was directed to this exchange. There is a nice solution in the comments there, but perhaps someone... Asked on 11/15/2021 0 answer ## Did John Von Neumann hate pure mathematics that became too abstract? John von Neumann wrote the following in his essay The Mathematician:As a mathematical discipline travels far from its empirical source,or still more, if... Asked on 09/02/2021 by user4281 0 answer ## How large were the differences in the orbit of Uranus which led to the calculation of the existence of Neptune? After Uranus was discovered and its orbit calculated, its future orbit was calculated, and its future positions as seen from Earth were calculated. And observers of Uranus began to notice... Asked on 09/02/2021 by M.A. Golding 3 answer ## In which article/book chapter did Cantor, Hibert, and Poincare formally defined or directly discussed the term “potential infinity”? Some media sources say that "Cantor claimed that there would only be potential infinity, not actual infinity" In addition, the following link claims that Hilbert, Poincare, and... Asked on 09/02/2021 1 answer ## What was considered Evolutionary Science or Biology proper in 1880-1890 in the US? I have a question that is more related to the history of evolutionary biology rather than the science itself, namely I am interested in knowing what might have been considered... Asked on 09/02/2021 by user42582 1 answer ## Who discovered the thin lens equation$frac{1}{u}+frac{1}{v}=frac{1}{f}\$?

According to Weisstein's webpage it was Halley in 1693 (quoting Steinhaus); but I've also seen it attributed to Cotes, Huygens, even Gauss (eg Britannica). Wikipedia's History of...