Top new questions this week:
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Let $a$ and $b$ be two integers not both of which are equal to zero. It is an important and well-known fact that $\text{gcd}(a,b)=ax_{0}+by_{0}$ for some integers $x_{0}$ and $y_{0}$. Even though this …
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Greatest hits from previous weeks:
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Why do we use the fist name in Tychonic system or Tycho’s comet of 1577, instead of using the last name of Tycho Brahe? For comparison, we have the Ptolemaic system and the Copernican system. I am …
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The Michelson and Morley experiment always seems to be the experiment that caused the dismissal of the aether and that lead to special relativity. I cannot see why this is, granted it contributed to …
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I’m very interested to know about historical development of power series, i.e. $$\sum_{n=0}^{\infty}a_n(x-c)^n=a_0+a_1(x-c)+a_2(x-c)^2+\dots$$ What was the situation and historical context that …
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The seven days of the week seems to be commonly named after celestial bodies. What I find curious is that all seven days apparently share the same names in both West and East. Sunday is, of course, …
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At quite the end of the movie A Beautiful Mind, John Nash tells a student “I am making progress” (towards proving the Riemann hypothesis (RH)). Actually, how much did Nash contribute to the …
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Arxiv website is very good at collecting mathematical/science work updates. However, where were mathematical/science work updates posted before arxiv website existed?
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I am conducting a little research about the origin of the “de” in a version of the name of the Danish astronomer “Tycho Brahe”, namely, “Tycho de Brahe”. In the Danish …
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