Inequalities involving immanants and diagonal products for H-matrices and positive definite matrices
Johnson, Charles R., Merris, Russell, Pierce, Stephen (1985-1986)
Portugaliae mathematica
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Displaying similar documents to “Singularities of hyperdeterminants”
Inequalities involving immanants and diagonal products for H-matrices and positive definite matrices
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Miroslav Fiedler, Vlastimil Pták (1969)
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Nearly principal minors of -matrices
Gerard Sierksma, Evert Jan Bakker (1986)
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On matrices with non-positive off-diagonal elements and positive principal minors
Miroslav Fiedler, Vlastimil Pták (1962)
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On a nonnegative irreducible matrix that is similar to a positive matrix
Raphael Loewy (2012)
Open Mathematics
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Let A be an n×n irreducible nonnegative (elementwise) matrix. Borobia and Moro raised the following question: Suppose that every diagonal of A contains a positive entry. Is A similar to a positive matrix? We give an affirmative answer in the case n = 4.