Peter McNamara

Member for 14 years, 1 month
Last seen more than a week ago

petermc.net/maths
University of Melbourne

Summary

Reputation

8,686

8.7k
8.1k
7.4k

2020
2021
2022
2023

Next tag badge

ag.algebraic-geometry

167/100 score

19/20 answers

Badges

1

39

65

Newest

Yearling

Next badge

26/30

Inquisitive

Answers

View all 86 answers

Score Activity Newest

54

Open affine subscheme of affine scheme which is not principal

Nov 29, 2009

20

Motivation for the Preprojective Algebra

Apr 18, 2014

16

Tannakian Formalism for the Quaternions and Dihedral Group

Sep 29, 2017

15

Is GL2( R ) - > PGL2( R ) surjective?

May 5, 2014

15

Langlands Dual Groups

Oct 23, 2009

Questions

View all 27 questions

Score Activity Newest Views

47

How should one think about pushforward in cohomology?

May 12, 2011

31

Which is the correct version of a quantum group at a root of unity?

Dec 29, 2009

29

Topologists loops versus algebraists loops

Feb 26, 2010

17

Folding by Automorphisms

Nov 3, 2009

14

Affine Weyl groups as Coxeter groups

Dec 27, 2009

Tags

View all 103 tags

ag.algebraic-geometry

167

Score

25

posts

rt.representation-theory

156

Score

37

posts

algebraic-groups

108

Score

27

posts

gr.group-theory

55

Score

13

posts

lie-algebras

52

Score

16

posts

Reputation

+10

A divisibility of q-binomial coefficients combinatorially

+40

Cohomology of the adjoint representation of $\mathrm{SL}_2(k)$

+10

Infinite projective space

+10

Which is the correct version of a quantum group at a root of unity?

Badges

View all badges

1

gold badge

Famous Question

Feb 18, 2022

39

silver badges

Taxonomist

Mar 18, 2019
Pundit

Nov 28, 2021
Guru

Dec 4, 2018

65

bronze badges

algebraic-groups

Sep 3, 2020
rt.representation-theory

Aug 16, 2019
Quorum

Apr 19, 2014

Accounts

8,686
1
39
65

Board & Card Games

738
4
7

725
4
8

Active bounties (0)

Active Offered Earned

This user has no active bounties

Votes cast

277

upvotes

84

downvotes

180

question votes

181

answer votes