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Mathematics
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Felix Marin

Physics Ph.D. ( UCSD 1983 ). Advisor: Professor Harry Suhl.

Retired Professor. Physics School ( UCV ). Caracas.

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  • Saint Petersburg, Florida, USA
  • fisica.ciens.ucv.ve/felix
  • Member for 5 years, 5 months
  • 8,489 profile views
  • Last seen 9 hours ago

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Top Posts (3,357) All Questions Answers | Votes Newest

65 What is $\int_0^1\frac{x^7-1}{\log(x)}\mathrm dx$? Nov 14 '13
62 Surprising identities / equations Sep 29 '13
40 A conjectured closed form of $\int\limits_0^\infty\frac{x-1}{\sqrt{2^x-1}\ \ln\left(2^x-1\right)}dx$ Oct 16 '13
26 Prove that $x^3 + x^2 = 1$ has no rational solutions? Oct 17 '13
24 Funny identities Sep 26 '13
23 Integral $\int_0^1 \log \Gamma(x)\cos (2\pi n x)\, dx=\frac{1}{4n}$ May 6 '14
23 How are the Taylor Series derived? Mar 10 '14
21 Evaluating $\lim\limits_{n\to\infty} e^{-n} \sum\limits_{k=0}^{n} \frac{n^k}{k!}$ Nov 12 '13
21 Prove $\left(\frac{2}{5}\right)^{\frac{2}{5}}<\ln{2}$ Sep 9 '13
20 How to prove this $\pi$ formula? Feb 18 '17
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