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Apr
20
accepted Outer measure and Caratheodory's criterion
Apr
11
accepted On construction of a Hamel basis which is also a Bernstein set
Apr
11
accepted Function coincides with a function of bounded variation almost everywhere
Apr
6
accepted Determining the measure (zero) from the measure (zero) of the intersections with translations
Apr
6
accepted Connectivity and Euler characteristic for surfaces
Feb
6
accepted On continuity of roots of a polynomial depending on a real parameter
Jan
31
accepted Analytic continuation of the bounded holomorphic function
Jan
13
accepted Is it true that the whole space is the direct sum of a subspace and its orthogonal space?
Jan
11
accepted Could a group embed normally in another group in which any automorphism is attained by conjugation?
Jan
3
accepted Should diffeomorphisms preserving arc length be affine?
Nov
22
accepted Should isometries be linear?
Nov
17
accepted Tensor product of fields and homomorphisms
Oct
3
accepted The irreducibility of $x^p-a$ implies that of $x^{p^2}-a$
Sep
20
accepted A (probably) wrong exercise from Morandi's Field and Galois theory
Sep
6
accepted Two dimensional complex group representations
Aug
13
accepted The uniqueness of a special maximal ideal factorization
Aug
5
accepted An easy half of Quillen-Suslin theorem
Jul
26
accepted A problem from Spivak's Calculus on Manifolds
Jun
1
accepted Transforms carry converge sequences to converge ones
May
5
accepted Snags when discovering the asymptotic behavior of an integral