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Brian Borchers's user avatar
Brian Borchers's user avatar
Brian Borchers's user avatar
Brian Borchers
  • Member for 13 years, 3 months
  • Last seen this week
43 votes

What does it mean to integrate with respect to the distribution function?

31 votes
Accepted

sublinear rate of convergence in mathematical optimization

21 votes
Accepted

Difference between least squares and minimum norm solution

12 votes
Accepted

What is the Cholesky Decomposition used for?

11 votes
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When taking the exponential of a diagonalizable matrix, why can the eigenvector matrices be taken out of the exponential?

10 votes
Accepted

Reference For Complexity of Optimization Algorithms

9 votes

What is the norm measuring in function spaces

9 votes
Accepted

What is the purpose of an oracle in optimization?

8 votes
Accepted

Minimization of a convex quadratic form

8 votes
Accepted

Merit function vs Largrange Functions vs Penalty Funcitons

8 votes
Accepted

When is LICQ useful in KKT conditions?

8 votes
Accepted

Linear programming: minimizing absolute values and formulate in LP

7 votes

Determinant of large matrices: there's GOTTA be a faster way

7 votes
Accepted

Is it possible to find complex eigenvalues with QR decomposition?

7 votes
Accepted

What can be added to a non positive definite matrix to make it positive definite?

7 votes
Accepted

Norm Of Matrix Inverse

7 votes
Accepted

Why do we need sub-gradient methods for non-differentiable functions?

6 votes
Accepted

Why is supporting hyperplane of a sub gradient to epi(f) at (x, f(x)) is defined by (g,−1)?

6 votes
Accepted

Derivative of the solution of a linear program

6 votes

What did Nemirovski and Yudin actually do in their 1978 article problem complexity and method efficiency in optimization?

6 votes
Accepted

When an inequality is not of the form CONVEX $\leq$ CONCAVE

6 votes

Difference between time series and stochastic process?

6 votes
Accepted

Singular value of a hermitian matrix are the absolute values of eigenvalues of A

6 votes
Accepted

Discrete Convex Optimization with Sparse Solutions

5 votes

If $Y = X\beta$ are a system of linear equations and that $X$ is NOT full rank. Is this system under or over determined?

5 votes

How is the matrix square root defined?

5 votes
Accepted

Find permutation matrix that minimizes a Frobenius norm

5 votes

General solution of $T'(t) = \mu T(t)$?

5 votes
Accepted

Can trace product (of matrices) inequality be in SDP?

5 votes
Accepted

Is there a "correct" QR factorization result?

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