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Quite a few years ago I seem to have read a paper or heard a good talk with the title "Some matrices I have known". Does anyone recall that, or can give a reference?

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up vote 8 down vote accepted

Perhaps you're looking for Paul Halmos's talk Matrices I have Met?

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Great, thank you! – Bob Terrell Mar 26 '12 at 16:34
When Google search for "matrices I have known" turned up nothing, I guessed you had misremembered the title, and so I tried a variant. I got lucky and hit it on the first try. – MJD Mar 26 '12 at 16:54

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