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earned this badge 19 times.
how to use arxiv?
Awarded Feb 7 at 6:17
Is the unit sphere of a Banach space dense in the unit sphere of its second dual with respect to the weak-$\ast$ topology
Awarded Sep 4, 2022 at 21:32
Group of isometries of Banach spaces a topological group?
Awarded Jan 28, 2022 at 22:49
Hölder continuity for operators
Awarded Aug 12, 2018 at 3:15
Careers advice for Ph.D.s without current postdocs or university jobs
Awarded Apr 24, 2017 at 21:58
Subspaces of finite codimension in Banach spaces
Awarded Feb 7, 2017 at 20:13
Banach-Mazur distance between $\ell^p$-norms
Awarded Dec 6, 2016 at 1:46
Matrices with entries in a $C^*$-algebra
Awarded May 5, 2015 at 11:18
Isomorphisms of Banach Spaces
Awarded Mar 19, 2015 at 19:07
Countability of eigenvalues of a linear operator
Awarded Sep 28, 2013 at 0:08
Published results: when to take them for granted?
Awarded Apr 5, 2013 at 16:50
How do I fix someone's published error?
Awarded Feb 21, 2013 at 10:50
Does a referee have to check carefully the proof ?
Awarded Jan 3, 2013 at 18:20
Should I not cite an arxiv.org paper which otherwise seems to be unpublished?
Awarded Nov 1, 2012 at 17:39
Can we recover a von Neumann algebra from its predual?
Awarded Sep 25, 2012 at 16:50
Can you tell whether a space is Banach from the unit ball?
Awarded Nov 21, 2011 at 14:20
Compact Quantum Groups from Hopf Algebras
Awarded Mar 2, 2011 at 19:35
Do invariant measures maximize the integral?
Awarded Dec 4, 2010 at 20:05
the dual space of C(X) (X is noncompact metric space)
Awarded Oct 5, 2010 at 14:50

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