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Peter A's user avatar
Peter A's user avatar
Peter A's user avatar
Peter A
  • Member for 9 years, 6 months
  • Last seen more than 2 years ago
8 votes
2 answers
743 views

Product of nilpotent ideal and simple module is zero

6 votes
1 answer
4k views

definition of a $\Delta$ - complex

5 votes
3 answers
1k views

Clear up definition of cayley graph

5 votes
2 answers
2k views

Finding the character table of this group

4 votes
1 answer
466 views

Solving the Mordell equation $y^2 = x^3 − 2$; what would be a general strategy?

4 votes
2 answers
2k views

constructing a CW Complex

4 votes
1 answer
372 views

Finding simple modules in fields

4 votes
1 answer
429 views

Socle of submodule relative to the module

3 votes
1 answer
1k views

Jacobson radical of a certain ring of matrices

3 votes
3 answers
450 views

proving that $\mathbb{Q}(\sqrt{5}, \sqrt{6}) = \mathbb{Q}(\sqrt{5}+ \sqrt{6}) $

2 votes
3 answers
302 views

inverses in $R/I$ where $I$ is a nilpotent ideal

2 votes
1 answer
412 views

calculating homology group of Real Projective Plane

2 votes
0 answers
168 views

finding homology of disjoint closed balls

2 votes
1 answer
969 views

Left and right multiplication for Cayley graphs

2 votes
1 answer
231 views

Question on definition of group acting on a topological space.

2 votes
1 answer
52 views

Question on regression

2 votes
1 answer
740 views

Fundamental group of graphs

2 votes
1 answer
591 views

character tables and solubility

1 vote
2 answers
217 views

irreducible characters of a group

1 vote
1 answer
312 views

Finding primary decompositions of ideals

1 vote
1 answer
141 views

Mortgage question

1 vote
1 answer
2k views

how to tell if a ring is noetherian

1 vote
1 answer
75 views

Computing moments

1 vote
1 answer
561 views

definition of product of modules

1 vote
1 answer
594 views

augmented chain complex

1 vote
3 answers
2k views

Cayley graph is a tree iff group is free

0 votes
1 answer
147 views

Simple homotopy construction

0 votes
1 answer
204 views

Surjections from free groups

0 votes
0 answers
55 views

determining whether a turing machine

0 votes
1 answer
478 views

Languages in coNP