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George McNinch's user avatar
George McNinch
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20
Geometric vs Arithmetic Frobenius
Jul 2, 2010
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19
Lifting varieties to characteristic zero.
May 20, 2010
question
14
Can a reductive group act non-linearly on a vector group?
Jul 22, 2010
answer
14
Is the normalizer of a reductive subgroup reductive?
Nov 25, 2012
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13
"Why" is every polynomial representation of SL(2) selfdual?
Sep 9, 2010
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12
Describing Levi factors and unipotent radicals of parabolic subgroups in classical groups
Jan 25, 2016
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12
Do semisimple algebraic groups always have faithful irreducible representations?
Jun 28, 2010
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12
Tensor product of simple representations
Mar 10, 2011
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11
cohomology theory for algebraic groups
Jan 15, 2011
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10
What are "classical groups"?
Dec 29, 2010
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How do I turn off the alt-shift-uparrow keybinding in GNOME?
20
Example of modules that are projective but not free; torsion-free but not free
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An Eisenstein-like irreducibility criterion