Author Archives: galoisrepresentations

Schaefer and Stubley on Class Groups

I talked previously about work of Wake and Wang-Erickson on deformations of Eisenstein residual representations. In that post, I also mentioned a paper of Emmanuel Lecouturier who has also proved some very interesting theorems. Today, I wanted to talk about … Continue reading

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J’accuse!

I found the following documentary remarkable and quite interesting. Without offering here any opinion on its merits, I certainly give it credit for taking an unpopular position and sticking with it. This blog is no stranger to challenging perceived wisdom, … Continue reading

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Mathieu Magic

I previously mentioned that I once made (in a footnote) the false claim that for a 11-dimensional representation V of the Mathieu group M_12, the 120 dimensional representation Ad^0(V) was irreducible. I had wanted to write down representations W of … Continue reading

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Commuting

I found out a good way to describe how long my commute is: about three minutes more than the length of the second movement of Beethoven’s 9th (the greatest movement!) On the other hand, that measure proved inaccurate the very … Continue reading

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Swimming Leaderboard

The first rule of number theory swim club is…talk about number theory swim club! Anyone can join, as long as you are a number theorist at the University of Chicago with a current gym membership. The standard meeting time is … Continue reading

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The True Heirs To Ramanujan

If you are in need of some light relief, you could do worse than peruse the opinions of Doron Zeilberger, who, if viewed strictly through the lens of these ramblings, appears to have a relationship with theoretical mathematics something along … Continue reading

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Public Displays of Mathematics

Let me start by saying that I’m in favor of making the effort to both educate the public about mathematics (as well as science more generally) and to convey to them a sense of the excitement of our discipline. But … Continue reading

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