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user148212
  • Member for 8 years, 8 months
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12
Show that $x^2 + y^2$ and $x^2 - y^2$ cannot both be perfect squares at the same time where $x, y \in \mathbb{Z}^+$.
12
Branching rule of $S_n$ and Springer theory
9
Why the hyperoctahedral group is a ``reductive'' group?
9
Group of order $5p^aq^b$
8
On the existence of field morphisms

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