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dineshdileep
  • Member for 11 years, 5 months
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24 votes
4 answers
5k views

How to find the integral $\int_{0}^{\infty}\exp(- (ax+b/x))\,dx$?

13 votes
2 answers
484 views

Convexity of a complicated function

13 votes
1 answer
28k views

Eigenvalues and determinant of conjugate, transpose and hermitian of a complex matrix.

7 votes
2 answers
8k views

If $A$ is invertible, then the $QR$-factorization is unique if we require that the diagonal elements of $R$ are positive.

7 votes
2 answers
209 views

Transforming a set of equations from one set of variables to another?

6 votes
2 answers
141 views

Known Results on eigenvalues of $A$, $B$, $A+B$?

6 votes
1 answer
538 views

Proof for a rank-one Decomposition theorem

6 votes
1 answer
122 views

Is there any connection between this matrices

5 votes
2 answers
5k views

How to prove exponential of every square matrix is invertible?

5 votes
2 answers
2k views

Differences between Real Matrices and Complex matrices.

5 votes
1 answer
5k views

Minimizing quadratic function subject to quadratic equality constraint

5 votes
0 answers
596 views

Maximizing the smallest eigenvalue of a linear combination of matrices

5 votes
2 answers
3k views

Does Real Eigenvalues mean it is an hermitian Matrix

4 votes
2 answers
2k views

A standard quadratic minimization problem

4 votes
1 answer
127 views

How are the eigenvalues affected for a kind of similarity transformation

4 votes
1 answer
945 views

A particular Generalized Eigenvalue Problem

4 votes
2 answers
783 views

Rewriting a Trace of Matrix products

4 votes
1 answer
2k views

Relation between L2 norm and L1 norm of two vectors

4 votes
0 answers
106 views

Cosine of a Linear System

3 votes
1 answer
64 views

A quadratic problem with linear constraints

3 votes
1 answer
1k views

Is square-root of a real symmetric positive semi-definite matrix real as well?

3 votes
0 answers
174 views

Intuition behind Lagrangian of a optimization problem

3 votes
1 answer
379 views

Extreme points in the intersection of hyperplanes and hypercube

3 votes
0 answers
61 views

Relation between mean of ratios and ratio of sums for a set of i.i.d random variables

3 votes
2 answers
644 views

Reversing the Gram Matrix

3 votes
0 answers
334 views

Minimize a complex quadratic subject to two convex quadratic constraints

3 votes
2 answers
1k views

Eigen Values of Sum of Negative Definite Matrix and a rank-one Positive SemiDefinite Matrix , i.e. ($A+xx^{H}$)

3 votes
1 answer
1k views

$N \times N$ matrices with distinct eigen-values

3 votes
2 answers
2k views

Dual of a semidefinite program

3 votes
1 answer
114 views

Is this argument on positive definite matrices correct?