Questions tagged [reference]

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Is there an English translation of Newton’s De Analysi?

I’m looking for an English translation of Newton’s De analysi. (Alas, my Latin is weak.) I’m rather dismayed by the fact that I can’t appear to find one. How is it possible that one of the most ...
2
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0answers
84 views

President James A. Garfield and the Pythagorean proposition

As some of you may recall, President James A. Garfield published at some point of his life a proof of the celebrated Pythagorean proposition. I am interested in acquiring a pdf copy of President ...
2
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3answers
3k views

What is the origin of Arabic numerals

I was taught that the numerals {0,1,2,...,9} are from the Arab alphabet. But they look completely different from today's Arab letters. I wonder what is the origin of Arabic numerals? Edit: The web ...
2
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1answer
281 views

What was the main language in science/mathematics between 1850 and 1950 and beyond

The second half of 19th century and first half of 20th century are golden age of modern mathematics and science, as many important ideas and theories were proposed and developed within that period of ...
2
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1answer
117 views

Reference - Schwarz's Proof of Clairaut's Theorem

Where can I find a copy (online) of Schwarz's paper that proved Clairaut's theorem for mixed partial derivatives? His paper is: Schwarz, H. A., "Communication", Archives des Sciences Physiques et ...
5
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2answers
305 views

Is Spivak right in what he says about Galileo?

On chapter 9 of M. Spivak's book on calculus there is an exercise in which Spivak asks the reader to prove that Galileo "got his facts wrong". More specifically, Spivak asks one to to show if a body ...
0
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1answer
60 views

Invariance principle for stability in the sense of Lyapunov

On Wikipedia this article about the invariance principle and article states that The general result was independently discovered by J.P. LaSalle (then at RIAS) and N.N. Krasovskii, who published ...