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For questions about terms, definitions and related concepts used in science and mathematics.

4 votes
Accepted

Origin of "Spline" word

My dictionary has this as origin of the word: East Anglian dialect, perhaps related to splinter.
Gerald Edgar's user avatar
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1 vote

What motivated the choice of the word "model" in model theory?

I expect "model" is used in model theory imitating previous uses in mathematics. Such as for non-euclidean geometry. (the Klein model, the Poincaré disk model, the Poincaré half-plane model, the Lor …
Gerald Edgar's user avatar
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3 votes

When did the term 'scientist, physicist, science, physicist' come in use?

I looked in the Oxford English Dictionary (subscription required) for English usages. physics used in the medical sense, I do not report on. physics used for "natural science" in general: The o …
Gerald Edgar's user avatar
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2 votes
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Who first introduced the term "necessary condition" in mathematical language?

They also mention the terminology of Leibniz, "raison déterminante" (1710) later changed to "raison suffisante" (1714). …
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2 votes
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What does Rousseau mean by "Baroco des Logiciens"?

As noted in the comments, "baroco" is a mnemonic for a certain type of syllogism in classical Aristotlean logic. See Wikipedia But it is no longer believed that "Baroque" comes from it etymologicall …
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5 votes
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Who came up with R for the universal gas constant?

I quote from Ask the Historian "The Universal Gas Constant" by William B. Jensen, Department of Chemistry, University of Cincinnati, published in J. Chem. Educ., 2003, 80, 731-732 Question Why i …
Gerald Edgar's user avatar
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2 votes

When was mercury given its name?

Mercury the metal (a.k.a quicksilver). Usage in English ... the Oxford English Dictionary (subscription required) has an example in Chaucer (~1395): And in amalgamyng and calcenyng Of quyk siluer, yc …
Gerald Edgar's user avatar
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1 vote

Is "de" in "de Morgan" supposed to be capitalized or not?

Why not consult the "History of Mathematics Archive" at http://www-groups.dcs.st-and.ac.uk/~history/index.html ? It contains mini-biographies of hundreds of mathematicians.
Gerald Edgar's user avatar
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4 votes
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Origin and use of the adjective "improper" in mathematics

It is interesting to look at mathwords IMPROPER FRACTION was used in English in 1542 by Robert Recorde in The ground of artes, teachyng the worke and practise of arithmetike: "An Improper Fraction... …
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2 votes

What is the etymology of the term "mode" in statistics?

The Oxford English Dictionary divides its definitions of the noun mode into: "senses derived directly from the Latin" and "senses derived from French". The statistical meaning is listed in "senses de …
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4 votes
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Origin of the expression "Open problem"

In the Oxford English Dictionary, we find open adj, definition 27a: Of a matter, discussion, etc.: not finally settled or determined; that may be decided according to circumstances or at will; (h …
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3 votes

Who was the first individual that used the word "torus" to refer to $\mathbb{S}^{1} \times \...

Answer from Mathword TORUS. Hero mentions a mathematician named Dionysodorus as the author of On the Tore, in which a formula for the volume of the torus is given [DSB]. An early use of torus as a ma …
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10 votes

Why is it called the butterfly effect?

SEE for more Ed Lorenz in 1963 wrote One meteorologist remarked that if the theory were correct, one flap of a sea gull's wings would be enough to alter the course of the weather forever. The con …
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11 votes

Are there widely accepted math symbols using non-Latin alphabets or characters other than Gr...

It is sometimes asserted that $\varnothing$ for the empty set was introduced by Bourbaki using a Danish and Norwegian letter. EDIT: The source is the Weil autobiography, cited in Jeff Miller's collect …
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5 votes
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When was the convention for the indefinite integral $\int\frac{1}{x}dx$ changed?

Mathematicians say $\int \frac{1}{x}\;dx = \log x + C$. It works even for the complex case. Calculus instructors say $\int \frac{1}{x}\;dx = \ln|x|+C$ for some reason, but it is WRONG in the compl …
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