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Jul 5, 2017 at 8:37 answer added coudy timeline score: 5
Sep 2, 2014 at 19:56 answer added Steven Gubkin timeline score: 21
Feb 10, 2011 at 14:41 vote accept Mark
Feb 10, 2011 at 14:41 vote accept Mark
Feb 10, 2011 at 14:41
Feb 8, 2011 at 18:11 comment added Helge You can define $f(A)$ as if $A$ was basically a number.
Feb 8, 2011 at 10:10 answer added Johannes Ebert timeline score: 10
Feb 8, 2011 at 1:51 comment added Nick S There is a version of the spectral Theorem for unitary representations of a lcag $G$ into a Hilbert space (if I am not mistaken one can get the standard theorem for invertible operators by setting $G=\Z$), which plays an important role in the study of quasi-crystals.
Feb 8, 2011 at 1:25 history edited Andrey Rekalo
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Feb 7, 2011 at 20:04 answer added Denis Serre timeline score: 5
Feb 7, 2011 at 19:03 answer added Qiaochu Yuan timeline score: 11
Feb 7, 2011 at 18:10 answer added user19475 timeline score: 9
Feb 7, 2011 at 18:00 comment added Paul Siegel I wrote a lengthy answer to a similar question that you might find interesting: mathoverflow.net/questions/37804/….
Feb 7, 2011 at 18:00 answer added Ben Golub timeline score: 6
Feb 7, 2011 at 17:59 answer added Andrey Rekalo timeline score: 9
Feb 7, 2011 at 17:39 history asked Mark CC BY-SA 2.5