Skip to main content
Eisen's user avatar
Eisen's user avatar
Eisen's user avatar
Eisen
  • Member for 4 years, 7 months
  • Last seen more than 2 years ago
4 votes
4 answers
1k views

How can I prove mathematically the reflection matrix has only the eigenvalues 1 or -1?

2 votes
1 answer
34 views

Assistance with Proving if sets are convex or not.

1 vote
1 answer
340 views

Inner Product Convexity

1 vote
0 answers
66 views

Given that B is a symmetric matrix how can I show that if B can be diagonalized then there exists an orthonormal basis of eigenvectors of B? [duplicate]

1 vote
1 answer
1k views

Symmetric Positive Semi-Definite Matrix $B$, show that there exists an $A$ s.t. $B = AA^T$

1 vote
1 answer
426 views

Variance of a Random Forest

1 vote
1 answer
2k views

Why does multicollinearity cause the standard errors of the coefficients to go up?

0 votes
2 answers
42 views

Dice Roll Probability of winning

0 votes
1 answer
36 views

Proving convergence in prob implies convergence in dist.

0 votes
2 answers
1k views

Singular Values for $A$ and $A^2$

0 votes
2 answers
203 views

How can I prove a a negative norm is not convex?

0 votes
1 answer
2k views

Proving $x^3$ is not convex. [duplicate]

0 votes
0 answers
290 views

Red/Black Gambling Game (Expectation)