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Meta
Tag Archives: Mathieu Group
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 →
Posted in Mathematics
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Tagged Barry Mazur, Emmanuel Kowalski, Liubomir Chirac, Magaard, Malle, Mathieu Group, Tiep
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3 Comments
Tensor Products
Let \(W\) be an irreducible representation of a finite group \(G.\) Say that \(W\) is tensor indecomposable if any isomorphism \(W = U \otimes V\) implies that either \(U\) or \(V\) is a character. In conversations with Matt and Toby … Continue reading →
Posted in Mathematics
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Tagged Barry Mazur, Indecomposable Representations, Mathieu Group, Matthew Emerton, Representation Theory, Simple Groups, Toby Gee
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