Tiffany Hwang

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374 reputation

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visits	member for	1 year, 2 months
	seen	Mar 19 at 6:43
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13 Questions

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32	What kind of work do modern day algebraists do?
12	If $C$ commutes with certain matrices $A$ and $B$, why is $C$ a scalar multiple of the identity?
9	Example that the Jordan canonical form is not “robust.”
8	Why is $\mathbb{H}\otimes\mathbb{H}\cong\text{End}_\mathbb{R}\mathbb{H}$?
4	Specific proof that any finitely generated $R$-module over a Noetherian ring is Noetherian.

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374 Reputation

+5	Specific proof that any finitely generated $R$-module over a Noetherian ring is Noetherian.
+45	Example that the Jordan canonical form is not “robust.”
+63	If $C$ commutes with certain matrices $A$ and $B$, why is $C$ a scalar multiple of the identity?

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14 Tags

0 abstract-algebra × 9	0 group-theory × 2
0 linear-algebra × 5	0 topological-vector-spaces × 2
0 modules × 4	0 polynomials
0 matrices × 3	0 finite-groups
0 ring-theory × 3	0 soft-question

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$Mathematics Stack Exchange$	Mathematics	374 rep	29
	History	143 rep	4

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