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ATOMP
  • Member for 6 years, 6 months
  • Last seen more than 1 year ago
  • United States
23 votes
Accepted

Proving a group is Abelian

3 votes
Accepted

Find an example of a nonempty subset $U$ of $\mathbb{R}^2$ where $U$ is closed under scalar multiplication but U is not a subspace of $\mathbb{R}^2$.

2 votes

Supremum derivation

2 votes
Accepted

help me prove ($B \subset A$. where elements of both sets are given by modulo)

1 vote

Eigenvalues and -vectors of product matrix

1 vote

Prove a vector equation (a + b - 2c = 0)

1 vote

Combinatorics: Number of permutations from $1$ to $60$, with cyclic permutation of length $l > 30$

1 vote

How to check if a function is injective and surjective

1 vote

There are 3 students and 10 advisors. How many ways can each student be assigned an advisor if no advisor advises all 3 students?

1 vote

Generalised (general) Uniform Distribution (continuous)

0 votes

Abstract Algebra, group

0 votes

How to find bounds of integral of a C.D.F?

0 votes

Fourier series solution of differential equation (Dirac Delta)

0 votes

Proof by Induction help Prove that $9\mid4^{3n}-1$

0 votes

Why is $y=1$ for this basis?