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Joakim Arnlind

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  • Member for 9 years, 11 months
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  • Last seen Nov 6 '20 at 15:01

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9 Which concept of dimension of a ring of functions on a manifold, gives the dimension of the manifold? Aug 9 '12
7 How to prove that a projective module is not free? Apr 23 '15
6 Positive matrices matrices over commutative rings May 31 '11
6 Trace of the identity map in a projective module Jun 9 '11
5 When is an inner derivation a Fredholm operator? Mar 17 '14
5 Noncommutative Poincaré inequalities Mar 24 '14
5 Equivalence of idempotents and projective modules over nonunital rings Oct 9 '18
4 Does noncommutative Lp-convergence respect orderings? Feb 4 '14
4 Example of an infinite dimensional reflexive Banach algebra Feb 6 '14
3 Lower bounds for norms of commutators Mar 5 '14
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