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Buster Bie's user avatar
Buster Bie's user avatar
Buster Bie
  • Member for 6 years, 10 months
  • Last seen more than a month ago
5 votes
1 answer
270 views

If complex numbers are merely a definition with defined operations, how come they can help prove properties of real numbers?

4 votes
1 answer
390 views

Why block-diagonal form for nilpotent matrices?

2 votes
0 answers
75 views

Problem books that combine various high-school level fields? Or more generally ways of staying mathematically fit through daily exercise [closed]

2 votes
4 answers
222 views

Can we define the eigenvectors of $M$ as the columns of a matrix $P$, such that $P \cdot \text{Diagonal}\cdot P^{-1} = M$

1 vote
1 answer
992 views

Why is the problem of points so important?

1 vote
3 answers
10k views

How to find the vertex form of a cubic?

1 vote
1 answer
139 views

Difficulty with proving Stirlings approximation [closed]

1 vote
1 answer
65 views

A question regarding substituting $1/x'(y)$ for $y'(x)$ in the process of solving differential equations

1 vote
1 answer
54 views

Difficulty solving $\iint \ln(x+y^2)\cdot y^2 \, dx \, dy$ with change of variables

1 vote
1 answer
223 views

Proving that the limit of the lagrange error bound of $Ln(1-x)$ converges to 0 at $|x| \lt 1$

1 vote
1 answer
89 views

Would finding perspective distance using infinite subdivisions be impossible due to self-recursion?

1 vote
4 answers
96 views

Why does combining these two linear diophantine equations yield solutions, when each individually has none?

1 vote
1 answer
98 views

Determining winner in game of stochastic variables with multiple iterations

0 votes
0 answers
31 views

If $\lim_{x \to \infty}[g(x)/f(x)]=0$ can $g(x)+f(x)$ be replaced by $f(x)$ anywhere in a limit at infinity?

0 votes
1 answer
56 views

Is this proof by contradiction, where some - but some not - "there exists" assumptions, lead to a contradiction, sufficient?

0 votes
0 answers
660 views

Proving that nilpotent matrices A and B are similar iff they have the same iterated set of nullities.

0 votes
1 answer
42 views

Absoloute value of convergent sequence times radius of convergence to n-power is bounded?

0 votes
0 answers
44 views

Difficulty proving that diagonal matrix of A's distinct eigenvalues is similair to A.