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A Stasinski

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Answers (24)

Votes Activity Newest

33	Is there a “purely algebraic” proof of the finiteness of the class number?
15	Is a matrix similar to its transpose over $\mathbb{Z}_p$?
14	Reference for representation theory of SL_2(Z/n)
13	On Ring Schemes
12	Why is p=2 special, if we want to classify cplx. representation of GL2(Zp)?

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Reputation (3,272)

+10	Is there a $3\times 3$ matrix over a Dedekind domain not similar to a matrix with zero top right entry?
+30	Is there a “purely algebraic” proof of the finiteness of the class number?
+10	When do the sizes of conjugacy classes and squares of degrees of irreps give the same partition for a finite group?
+10	Does $\mathrm{SL}_{n}(\mathbb{Z}/p^{2})$ have the same number of conjugacy classes as $\mathrm{SL}_{n}(\mathbb{F}_{p}[t]/t^{2})$?

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Questions (13)

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21	Does $\mathrm{SL}_{n}(\mathbb{Z}/p^{2})$ have the same number of conjugacy classes as $\mathrm{SL}_{n}(\mathbb{F}_{p}[t]/t^{2})$?
9	Is there a non-smooth algebraic group scheme in char $p$, all of whose defining relations have degree less than $p$?
7	Is the classification of supercuspidal representations a wild problem?
6	Lie algebras and non-smoothness of centralisers in bad characteristic
6	Is there a Dedekind domain which has infinite class group and is free of finite rank over a finite quotient PID?

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Tags (33)

97 rt.representation-theory × 17	39 nt.number-theory × 4
48 ac.commutative-algebra × 5	33 algebraic-number-theory
45 reference-request × 4	33 global-fields
42 finite-groups × 7	26 algebraic-groups × 10
40 gr.group-theory × 7	23 ag.algebraic-geometry × 9

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Bookmarks (60)

Votes Activity Newest Views Added

123	Is Fourier analysis a special case of representation theory or an analogue?
96	The half-life of a theorem, or Arnold's principle at work
71	What are the local Langlands conjectures nowadays, for connected reductive groups over a $p$-adic field?
67	Why does the Gamma-function complete the Riemann Zeta function?
66	5/8 bound in group theory

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	MathOverflow	3,272 rep	1 gold badge18 silver badges25 bronze badges
	Mathematics	123 rep	4 bronze badges
	History of Science and Mathematics	101 rep	1 bronze badge

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Votes cast (840)

all time			by type			month
751	up		366	question		5
89	down		474	answer		5

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