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Oksana Gimmel

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Questions (5)

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43	Does an existence of large cardinals have implications in number theory or combinatorics?
19	Is this combination of generalized polygamma and dilogarithm actually zero? $\Im\;\psi^{(-2)}(1+i)+\frac1{4\pi}\text{Li}_2(e^{-2\pi})-\log\sqrt{2\pi}+\frac{5\pi}{24}+\frac12$
13	Can a harmonic number be a rational number for non-integer rational argument?
11	Is equivalence of functions built from nested exponentiations a decidable problem?
10	Maximal chains in a quasi-order of linear order types

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Answers (3)

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44	Irrationality of $ \pi e, \pi^{\pi}$ and $e^{\pi^2}$
40	Not especially famous, long-open problems which anyone can understand
7	Algorithmic decidability of equality in the ring of periods

Tags (22)

44 nt.number-theory × 3	7 ra.rings-and-algebras
44 ca.classical-analysis-and-odes × 2	7 algorithms
44 irrational-numbers	0 lo.logic × 2
7 open-problems × 2	0 special-functions × 2
7 decidability × 2	0 set-theory × 2

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Bookmarks (40)

Votes Activity Newest Views Added

332	Not especially famous, long-open problems which anyone can understand
83	Is it possible to express $\int\sqrt{x+\sqrt{x+\sqrt{x+1}}}dx$ in elementary functions?
58	How closed-form conjectures are made?
42	Numbers that are generic w.r.t. exponentiation
41	Irrationality of $ \pi e, \pi^{\pi}$ and $e^{\pi^2}$

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