User Qudit

9 votes

1 answer

280 views

Complexity of testing if a binary operation is a group

asked Nov 8, 2017 at 0:24

6 votes

2 answers

583 views

Notation for the set of all integer partitions

asked Apr 17, 2015 at 2:29

5 votes

0 answers

1k views

Homomorphisms between additive and multiplicative groups of fields

asked Feb 18, 2015 at 2:53

3 votes

1 answer

119 views

Extracting a closed form for the coefficients of the generating function $\frac{x e^x}{(1 - x)^2}$

asked Nov 2, 2017 at 0:39

3 votes

1 answer

1k views

Algebraic derivation of the recurrence for Stirling numbers of the second kind

asked Jan 29, 2018 at 23:49

2 votes

1 answer

181 views

A generalization of the anti-automorphisms of a group

asked Apr 6, 2015 at 21:44

2 votes

1 answer

51 views

Why is $\sqrt{5}$ an element of every field of order $p^{2 e}$?

asked Jan 28, 2015 at 18:33

1 vote

1 answer

124 views

Question about polynomials in finite fields

asked Jan 25, 2015 at 1:43

1 vote

0 answers

24 views

Is there a conceptual derivation of the formula for the composition of two EGFs?

asked Dec 6, 2017 at 0:27

Stack Exchange Network

9 Questions

Complexity of testing if a binary operation is a group

Notation for the set of all integer partitions

Homomorphisms between additive and multiplicative groups of fields

Extracting a closed form for the coefficients of the generating function $\frac{x e^x}{(1 - x)^2}$

Algebraic derivation of the recurrence for Stirling numbers of the second kind

A generalization of the anti-automorphisms of a group

Why is $\sqrt{5}$ an element of every field of order $p^{2 e}$?

Question about polynomials in finite fields

Is there a conceptual derivation of the formula for the composition of two EGFs?