Roberto Canogar

Available identifiers

zbMath Open canogar.robertoMaRDI QIDQ234415

List of research outcomes

Publication	Date of Publication	Type
The equation X⊤AX=B with B skew-symmetric: how much of a bilinear form is skew-symmetric?	2023-08-10	Paper
On the consistency of the matrix equation \(X^\top AX = B\) when \(B\) is symmetric: the case where \(\mathrm{CFC}(A)\) includes skew-symmetric blocks	2023-02-06	Paper
On the consistency of the matrix equation $X^\top A X=B$ when $B$ is symmetric: the case where CFC($A$) includes skew-symmetric blocks	2022-09-06	Paper
https://portal.mardi4nfdi.de/entity/Q4989743	2021-05-26	Paper
On the consistency of the matrix equation \(X^\top A X=B\) when \(B\) is symmetric	2021-01-28	Paper
Companion unit lower Hessenberg matrices	2020-01-17	Paper
The WST-decomposition for partial matrices	2019-01-29	Paper
ACI-matrices of constant rank over arbitrary fields	2017-06-22	Paper
The real nonnegative inverse eigenvalue problem is NP-hard	2017-03-28	Paper
https://portal.mardi4nfdi.de/entity/Q2816066	2016-07-01	Paper
A matrix completion problem over integral domains*: thecasewith 2n - 3 prescribed blocks *	2014-12-19	Paper
A note on matrices with prescribed off-diagonal submatrix and characteristic polynomial	2014-07-22	Paper
Characterization of full rank ACI-matrices over fields	2014-02-19	Paper
Nonsingular ACI-matrices over integral domains	2012-05-11	Paper
Matrix completion problems over integral domains: the case with a diagonal of prescribed blocks	2011-11-29	Paper
A matrix completion problem over integral domains: the case with \(2n-3\) prescribed entries	2010-06-22	Paper
A note on ``Constructing matrices with prescribed off-diagonal submatrix and invariant polynomials	2008-10-06	Paper
Constructing matrices with prescribed off-diagonal submatrix and invariant polynomials	2007-06-26	Paper
Characterizing imprimitive partition designs of binary Hamming graphs	2004-08-06	Paper
An example related to the Best code of reconstructing the cells of a partition design from its adjacency matrix	2002-11-04	Paper
A simplification of the C-realizability criterion for the Nonnegative Inverse Eigenvalue Problem for integers	0001-01-03	Paper

Research outcomes over time

Doctoral students

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Known relations from the MaRDI Knowledge Graph

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This page was built for person: Roberto Canogar