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Mathematics
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Astor
  • Member for 8 years, 2 months
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question
5
The sum of odd powered complex numbers equals zero implies they cancel each other in pairs
Aug 17, 2017
question
4
Norm of a skew symmetric unitary matrix
May 12, 2017
question
3
Singular value decomposition of a low rank weak diagonally dominant M-matrix. When is the unitary polar matrix positive semi-definite?
Jan 25, 2017
question
3
Can I modify the singular values of a matrix in order to get a negative eigenvalue?
Apr 26, 2017
question
2
Non-strict column diagonally dominant matrix inner product
Jul 24, 2016
question
2
Matrix series as block matrix
Nov 17, 2016
question
2
Orbits and numerical ranges of zero diagonal matrices with block patterns
Aug 15, 2017
question
2
Overlapping positive definite block matrices
Sep 4, 2017
question
1
Lower bound for the sum of cosines between singular vectors of diagonally dominant matrices
Jul 19, 2017
question
1
Coarse grid correction
Aug 15, 2017