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Binzhou Xia's user avatar
Binzhou Xia's user avatar
Binzhou Xia
  • Member for 12 years, 3 months
  • Last seen more than 6 years ago
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 Enthusiast
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Getting a bound via polynomial equations
added 357 characters in body
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Singularity of an $l\times l$ matrix whose entries are $2l$-th roots of unity
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Singularity of an $l\times l$ matrix whose entries are $2l$-th roots of unity
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Singularity of an $l\times l$ matrix whose entries are $2l$-th roots of unity
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Singularity of an $l\times l$ matrix whose entries are $2l$-th roots of unity
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A question on residues mod an even integer
Dear Lucia: Thank you so much for the wonderful references! I also believe that a good start may be when $l$ is prime. But it appears that $k$ can be values other than $1$ and $l$. For example $S=\{0,1,2,3,6,11\}$ when $l=7$.
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Getting a bound via polynomial equations
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 Commentator
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A question on residues mod an even integer
Dear Robert: Is Cplex able to find all the feasible solutions?
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A question on residues mod an even integer
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A question on residues mod an even integer
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Dimension of a homogeneous polynomial system
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Dimension of a homogeneous polynomial system
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 Benefactor
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Dimension of a homogeneous polynomial system
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Dimension of a homogeneous polynomial system
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Dimension of a homogeneous polynomial system
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An optimization problem over real symmetric matrices
I added a tag "nonnegative-matrices" since $A^{-1}$ is positive
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An optimization problem over real symmetric matrices
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