209

Answers
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23
Suggestions for good notation (2)
21
Ingenuity in mathematics
19
Changing Careers: Becoming a Professional Mathematician
14
Positive definite function zoo (3)
12
Ratio sum comparison on operators
11
How to quantify noncommutativity?
11
Arithmetic-geometric mean of positive matrices
10
Mathematics in Retirement
10
The odd power of copositive matrix
10
Is the componentwise square-root of a positive-definite matrix also pos.-def.?
10
Integral representation of a determinant
10
Can one recognize this symmetric function?
10
Eigenvalues of product of two symmetric matrices
10
What can an algebraic geometer do outside academia?
10
Modern developments in finite-dimensional linear algebra
10
Does this matrix shape have a name?
8
A maximal element, where Schur gives a minimal element
8
On an eigenvalue inequality
8
The determinant of the sum of normal matrices
8
How to characterize real square matrices A, such that v’Av >= 0, for all real vectors v with 1’v=0 (1 is the vector of all ones)?
8
Strategies for digging through literature
8
How to mention applications that are parallel to the results of the previous papers; is it ok to make a reference to the preprint version of a paper?
7
Is there a relation between $P^*|D|P$ and $|P^*DP|$?
7
A matrix eigenvalue problem.
7
Determinant of sum of positive definite matrices
7
Fast multiplication of constant symmetric positive-definite matrix and vector.
7
On an eigenvalue inequality
7
Shapiro inequality for $n=23$
7
0 eigenvalue for a symmetric tridiagonal matrix
7
why do we need algorithms, and why is non-convex optimization difficult?
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