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so.very.tired
  • Member for 8 years, 8 months
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26 votes
1 answer
15k views

Finding all homomorphisms between two groups - couple of questions

19 votes
3 answers
15k views

Finding the centralizer of a permutation

13 votes
3 answers
6k views

Why does Fixed Point Iteration work?

11 votes
2 answers
7k views

How many elements of order $k$ are in $S_n$?

11 votes
1 answer
13k views

The nil-radical is an intersection of all prime ideals proof

8 votes
2 answers
3k views

Are all Sylow 2-subgroups in $S_4$ isomorphic to $D_4$?

7 votes
2 answers
430 views

Propositional Logic: Proof involving only the symbols $\{\rightarrow,F \}$

6 votes
1 answer
1k views

Linear representation of a free group

4 votes
2 answers
364 views

Combinatorics problem involving a regular expression

4 votes
1 answer
3k views

Defining equality function between booleans in lambda calculus

4 votes
1 answer
1k views

Calculating Nash equilibrium in mixed strategy in a game where a Nash equilibrium in pure strategy exists

4 votes
1 answer
1k views

Group exponent properties

4 votes
2 answers
2k views

Proving that a map between quotient groups is injective

3 votes
2 answers
3k views

Finding the third moment of a random variable

3 votes
1 answer
59 views

Help with probability question

3 votes
2 answers
784 views

Proving that infinite union of simple groups is also simple group

3 votes
1 answer
306 views

Exponent of a group and abelian groups

3 votes
2 answers
681 views

Proving two groups are isomorphic.

3 votes
3 answers
25k views

When does the Newton Raphson method fail?

3 votes
2 answers
791 views

Jacobson radical in $A[x]$ where $A$ is a ring.

3 votes
1 answer
783 views

How to spline together Bezier curves to form a smoth closed curve?

3 votes
1 answer
67 views

Clarification regarding linear transformation from $\mathbb{R}^{2\times 2}$ to $\mathbb{R}^{2\times 2}$

2 votes
1 answer
4k views

B-Spline: How to generate a closed curve using Uniform B-Spline curve?

2 votes
2 answers
583 views

Finding the area of a triangle, given the distance between center of incircle and circumscribed circle

2 votes
2 answers
270 views

How to prove equality between two sets contained in union of another two disjoint sets?

2 votes
2 answers
1k views

Proof: Every normal subgroup has corresponding Congruence relation and vice versa

2 votes
2 answers
85 views

Normal groups: Abstract question about abstract algebra.

2 votes
1 answer
2k views

Finding the joint distribution of two random variables

2 votes
3 answers
2k views

What makes a floating point number finite?

2 votes
1 answer
479 views

How is "Condition Number" different from derivative? (Numerical analysis)