Artigo em revista |
- Susana Furtado; Charles R. Johnson. "Efficient vectors in priority setting methodology". Annals of Operations Research
(2024): https://doi.org/10.1007/s10479-023-05771-y.
10.1007/s10479-023-05771-y
- Susana Furtado; Charles R. Johnson. "Efficiency of any weighted geometric mean of the columns of a reciprocal matrix". Linear
Algebra and its Applications (2024): https://doi.org/10.1016/j.laa.2023.10.001.
10.1016/j.laa.2023.10.001
- M.I. Bueno; Susana Furtado. "Singular matrices whose Moore-Penrose inverse is tridiagonal". Applied Mathematics and Computation
(2023): https://doi.org/10.1016/j.amc.2023.128154.
10.1016/j.amc.2023.128154
- Susana Furtado; Charles R. Johnson; Carlos Marijuán; Miriam Pisonero. "Square matrices with the inverse diagonal property".
Kuwait Journal of Science (2023): https://doi.org/10.1016/j.kjs.2023.09.001.
10.1016/j.kjs.2023.09.001
- Bueno Cachadina, Maria Isabel; Furtado, Susana; Sivakumar, K. C.. "Singular linear preservers of majorization and cone type
majorization". Linear and Multilinear Algebra 71 16 (2022): 2631-2644. http://dx.doi.org/10.1080/03081087.2022.2117267.
10.1080/03081087.2022.2117267
- Bueno, María I.; Furtado, Susana; Klausmeier, Aelita; Veltri, Joey. "Linear maps preserving the Lorentz spectrum: the $2
\times 2$ case". The Electronic Journal of Linear Algebra (2022): 317-330. http://dx.doi.org/10.13001/ela.2022.6925.
10.13001/ela.2022.6925
- Furtado, Susana. "Efficient vectors for double perturbed consistent matrices". Optimization 72 11 (2022): 2679-2701.
http://dx.doi.org/10.1080/02331934.2022.2070067.
10.1080/02331934.2022.2070067
- Rosário Fernandes; Susana Furtado. "Efficiency of the principal eigenvector of some triple perturbed consistent matrices".
European Journal of Operational Research (2022): https://doi.org/10.1016/j.ejor.2021.08.012.
10.1016/j.ejor.2021.08.012
- Henrique F. da Cruz; Rosário Fernandes; Susana Furtado. "Efficient vectors for simple perturbed consistent matrices". International
Journal of Approximate Reasoning 139 (2021): 54-68. https://doi.org/10.1016/j.ijar.2021.09.007.
10.1016/j.ijar.2021.09.007
- M. I. Bueno; S. Furtado; K. C. Sivakumar. "Linear maps preserving the Lorentz-cone spectrum in certain subspaces of $$M_{n}$$".
Banach Journal of Mathematical Analysis 15 3 (2021): https://doi.org/10.1007/s43037-021-00140-y.
10.1007/s43037-021-00140-y
- Furtado, Susana; Johnson, Charles R.. "Power normal matrices". Linear and Multilinear Algebra 70 20 (2021): 5423-5432.
http://dx.doi.org/10.1080/03081087.2021.1917499.
10.1080/03081087.2021.1917499
- Bebiano, Natália; Furtado, Susana. "A note on classes of structured matrices with elliptical type numerical range". Czechoslovak
Mathematical Journal 71 4 (2021): 1015-1023. http://dx.doi.org/10.21136/cmj.2021.0174-20.
10.21136/cmj.2021.0174-20
- Furtado, Susana; Johnson, C. R.; Zhang, Yulin. "Linear preservers of copositive matrices". (2021): https://hdl.handle.net/1822/63718.
10.1080/03081087.2019.1692775
- Fernandes, Rosário; Furtado, Susana. "Extremal matrices for the Bruhat-graph order". (2021): http://hdl.handle.net/10362/97936.
https://doi.org/10.1080/03081087.2020.1749540
- Natália Bebiano; Susana Furtado. "Approximating the eigenvalues and eigenvectors of birth and death matrices". Computational
and Applied Mathematics 39 4 (2020): https://doi.org/10.1007/s40314-020-01327-z.
10.1007/s40314-020-01327-z
- Natália Bebiano; Susana Furtado. "Remarks on anti-tridiagonal matrices". Applied Mathematics and Computation 373 (2020):
125008-125008. https://doi.org/10.1016/j.amc.2019.125008.
10.1016/j.amc.2019.125008
- Bebiano, Natália; Fernandes, Rosário; Furtado, Susana. "Reciprocal matrices: properties and approximation by a transitive
matrix". (2020): http://hdl.handle.net/10362/116008.
https://doi.org/10.1007/s40314-020-1075-2
- Brualdi, R.A.; Fernandes, R.; Furtado, S.. "On the Bruhat order of labeled graphs". Discrete Applied Mathematics 258
(2019): 49-64. http://www.scopus.com/inward/record.url?eid=2-s2.0-85057041913&partnerID=MN8TOARS.
10.1016/j.dam.2018.10.039
- Bebiano, N.; Furtado, S.. "Nearness results for real tridiagonal 2-Toeplitz matrices". Numerical Linear Algebra with Applications
26 5 (2019): http://www.scopus.com/inward/record.url?eid=2-s2.0-85067701125&partnerID=MN8TOARS.
10.1002/nla.2257
- Bebiano, N.; Furtado, S.. "A reducing approach for symmetrically sparse banded and anti-banded matrices". Linear Algebra
and Its Applications 581 (2019): 36-50. http://www.scopus.com/inward/record.url?eid=2-s2.0-85068557079&partnerID=MN8TOARS.
10.1016/j.laa.2019.07.006
- Bebiano, N.; Susana, F.; Da Providência, J.; Xu, W.-R.; Da Providência, J.P.. "Approximations for von neumann and rényi entropies
of graphs using the euler-maclaurin formula". Electronic Transactions on Numerical Analysis 48 (2018): 227-242. http://www.scopus.com/inward/record.url?eid=2-s2.0-85053505247&partnerID=MN8TOARS.
10.1553/etna_vol48s227
- Bueno, M.I.; Dopico, F.M.; Furtado, S.; Medina, L.. "A block-symmetric linearization of odd degree matrix polynomials with
optimal eigenvalue condition number and backward error". Calcolo 55 3 (2018): http://www.scopus.com/inward/record.url?eid=2-s2.0-85050592866&partnerID=MN8TOARS.
10.1007/s10092-018-0273-4
- Bebiano, N.; Furtado, S.. "Structured distance to normality of tridiagonal matrices". Linear Algebra and Its Applications
552 (2018): 239-255. http://www.scopus.com/inward/record.url?eid=2-s2.0-85046786081&partnerID=MN8TOARS.
10.1016/j.laa.2018.04.023
- Bueno, M.I.; Dopico, F.M.; Furtado, S.. "Linearizations of Hermitian matrix polynomials preserving the sign characteristic".
SIAM Journal on Matrix Analysis and Applications 38 1 (2017): 249-272. http://www.scopus.com/inward/record.url?eid=2-s2.0-85008324238&partnerID=MN8TOARS.
10.1137/151004847
- Bueno, M.I.; Breen, J.; Ford, S.; Furtado, S.. "On the sign characteristic of Hermitian linearizations in DL(P)". Linear
Algebra and Its Applications 519 (2017): 73-101. http://www.scopus.com/inward/record.url?eid=2-s2.0-85008331093&partnerID=MN8TOARS.
10.1016/j.laa.2016.12.035
- da Cruz, H.F.; Fernandes, R.; Furtado, S.. "Minimal matrices in the Bruhat order for symmetric (0,1)-matrices". Linear
Algebra and Its Applications 530 (2017): 160-184. http://www.scopus.com/inward/record.url?eid=2-s2.0-85019469175&partnerID=MN8TOARS.
10.1016/j.laa.2017.05.014
- Maria I. Bueno; Susana Furtado; Jennifer Karkoska; Kyanne Mayfield; Robert Samalis; Adam Telatovich. "The kernel of the matrix
[ij (modn)] when n is prime". Involve (2016): https://publons.com/wos-op/publon/25318510/.
10.2140/INVOLVE.2016.9.265
- Furtado, S.; Johnson, C.R.; Marijuán, C.; Pisonero, M.. "Comparison on the spectral radii of weighted digraphs that differ
in a certain subdigraph". Electronic Notes in Discrete Mathematics 54 (2016): 85-90. http://www.scopus.com/inward/record.url?eid=2-s2.0-84992672007&partnerID=MN8TOARS.
10.1016/j.endm.2016.09.016
- Bueno, M.I.; Dopico, F.M.; Furtado, S.; Rychnovsky, M.. "Large vector spaces of block-symmetric strong linearizations of matrix
polynomials". Linear Algebra and Its Applications 477 (2015): 165-210. http://www.scopus.com/inward/record.url?eid=2-s2.0-84927647331&partnerID=MN8TOARS.
10.1016/j.laa.2015.03.032
- Bueno, M.I.; Curlett, K.; Furtado, S.. "Structured strong linearizations from Fiedler pencils with repetition I". Linear
Algebra and its Applications 460 (2014): 51-80. http://dx.doi.org/10.1016/j.laa.2014.07.039.
10.1016/j.laa.2014.07.039
- Bueno, M.I.; Furtado, S.; Curlett, K.. "Structured strong linearizations from Fiedler pencils with repetition II". Linear
Algebra and Its Applications 463 (2014): 282-321. http://www.scopus.com/inward/record.url?eid=2-s2.0-84907555733&partnerID=MN8TOARS.
10.1016/j.laa.2014.08.029
- Furtado, S.; Johnson, C.R.. "On the similarity classes among products of m nonsingular matrices in various orders". Linear
Algebra and Its Applications 450 (2014): 217-242. http://www.scopus.com/inward/record.url?eid=2-s2.0-84897501965&partnerID=MN8TOARS.
10.1016/j.laa.2014.03.017
- Furtado, S.; Johnson, C.R.; Marijuán, C.; Pisonero, M.. "Submatrix monotonicity of the Perron root, II". Linear Algebra
and Its Applications 458 (2014): 679-688. http://www.scopus.com/inward/record.url?eid=2-s2.0-84904214691&partnerID=MN8TOARS.
10.1016/j.laa.2014.06.047
- Bebiano, N.; Furtado, S.; da Providência, J.. "An algorithm for constructing a pseudo-Jacobi matrix from given spectral data".
Numerical Linear Algebra with Applications 20 2 (2013): 185-197. http://www.scopus.com/inward/record.url?eid=2-s2.0-84873676429&partnerID=MN8TOARS.
10.1002/nla.1855
- Bueno, M.I.; Furtado, S.; Bueno, M. I.. "Palindromic linearizations of a matrix polynomial of odd degree obtained from fiedler
pencils with repetitio". Electronic Journal of Linear Algebra 23 (2012): 562-577. http://www.scopus.com/inward/record.url?eid=2-s2.0-84892671810&partnerID=MN8TOARS.
10.13001/1081-3810.1541
- Bebiano, N.; Furtado, S.; Da Providência, J.. "A quasi-Jacobi form for J-normal matrices and inverse eigenvalue problems".
Linear Algebra and Its Applications 436 6 (2012): 1739-1753. http://www.scopus.com/inward/record.url?eid=2-s2.0-84865787721&partnerID=MN8TOARS.
10.1016/j.laa.2011.06.017
- Maria Isabel Bueno; Kuan-Ying Fang; Samantha Fuller; Susana Furtado. "Distribution of the exponents of primitive circulant
matrices in the first four boxes of Z n ". Involve (2012): https://publons.com/wos-op/publon/16138239/.
10.2140/INVOLVE.2012.5.187
- Bebiano, N.; Furtado, S.; Da Providência, J.. "On the eigenvalues of principal submatrices of J-normal matrices". Linear
Algebra and Its Applications 435 12 (2011): 3101-3114. http://www.scopus.com/inward/record.url?eid=2-s2.0-80051584097&partnerID=MN8TOARS.
10.1016/j.laa.2011.05.033
- Bueno, M.I.; Furtado, S.; Bueno, Maribel I.; Furtado, Susana. "On the gaps in the set of exponents of boolean primitive circulant
matrices". Electronic Journal of Linear Algebra 20 (2010): 640-660. http://www.scopus.com/inward/record.url?eid=2-s2.0-78449270657&partnerID=MN8TOARS.
10.13001/1081-3810.1399
- Furtado, S.; Johnson, C.R.. "Order invariant spectral properties for several matrices". Linear Algebra and Its Applications
432 8 (2010): 1950-1960. http://www.scopus.com/inward/record.url?eid=2-s2.0-75749098094&partnerID=MN8TOARS.
10.1016/j.laa.2009.04.014
- Bebiano, N.; Furtado, S.; da Providência, J.. "Analogs of Cauchy-Poincaré and Fan-Pall interlacing theorems for J-Hermitian
and J-normal matrices". Linear Algebra and Its Applications 433 1 (2010): 80-90. http://www.scopus.com/inward/record.url?eid=2-s2.0-77950859975&partnerID=MN8TOARS.
10.1016/j.laa.2010.01.035
- Bueno, M. I.; Furtado, S.; Sherer, N.. "Maximum exponent of boolean circulant matrices with constant number of nonzero entries
in their generating vector". Electronic Journal of Combinatorics (2009): https://publons.com/wos-op/publon/10497591/.
- Furtado, S.; Johnson, C.R.. "Variation in Jordan structure under congruence: The nonsingular case". Linear and Multilinear
Algebra 57 1 (2009): 29-54. http://www.scopus.com/inward/record.url?eid=2-s2.0-54249099942&partnerID=MN8TOARS.
10.1080/03081080701553719
- Bueno, M.I.; Furtado, S.. "On the exponent of r-regular primitive matrices". Electronic Journal of Linear Algebra 17
(2008): 28-47. http://www.scopus.com/inward/record.url?eid=2-s2.0-38749153570&partnerID=MN8TOARS.
- Furtado, S.. "Products of two involutions with prescribed eigenvalues and some applications". Linear Algebra and Its Applications
429 7 (2008): 1663-1678. http://www.scopus.com/inward/record.url?eid=2-s2.0-48749095420&partnerID=MN8TOARS.
10.1016/j.laa.2008.04.044
- Furtado, S.; Johnson, C.; Le, J.. "Variation in Jordan structure under congruence: The Nilpotent case". Linear Algebra
and Its Applications 429 8-9 (2008): 1970-1982. http://www.scopus.com/inward/record.url?eid=2-s2.0-49249137031&partnerID=MN8TOARS.
10.1016/j.laa.2008.05.032
- Bueno, M.I.; Furtado, S.; Johnson, C.R.. "Congruence of Hermitian matrices by Hermitian matrices". Linear Algebra and Its
Applications 425 1 (2007): 63-76. http://www.scopus.com/inward/record.url?eid=2-s2.0-34249719030&partnerID=MN8TOARS.
10.1016/j.laa.2007.03.016
- Furtado, Susana; Johnson, Charles. "Congruence and A-1A*". Portugaliae Mathematica (2007): 237-251. http://dx.doi.org/10.4171/pm/1785.
10.4171/pm/1785
- Furtado, S.; Iglésias, L.; Silva, F.C.. "Eigenvalues of products of matrices". Linear and Multilinear Algebra 54 5
(2006): 343-353. http://www.scopus.com/inward/record.url?eid=2-s2.0-33745417595&partnerID=MN8TOARS.
10.1080/03081080500230089
- Furtado, S.; Johnson, C.R.. "Perturbation of matrices diagonalizable under congruence". SIAM Journal on Matrix Analysis
and Applications 28 1 (2006): 81-88. http://www.scopus.com/inward/record.url?eid=2-s2.0-33847176243&partnerID=MN8TOARS.
10.1137/S089547980343775X
- Furtado, S.; Johnson, C.R.. "Unitary similarity classes within the cospectral-congruence class of a matrix". Linear Algebra
and Its Applications 394 1-3 (2005): 291-307. http://www.scopus.com/inward/record.url?eid=2-s2.0-7544231845&partnerID=MN8TOARS.
10.1016/j.laa.2004.07.019
- Furtado, S.; Martins, E.A.; Silva, F.C.. "On similarity invariants of matrix commutators and Jordan products". Linear Algebra
and Its Applications 401 1-3 (2005): 453-466. http://www.scopus.com/inward/record.url?eid=2-s2.0-16344367089&partnerID=MN8TOARS.
10.1016/j.laa.2004.12.011
- Furtado, S.; Johnson, C.R.. "Congruential automorphism groups of general matrices". Linear Algebra and Its Applications
376 1-3 (2004): 291-298. http://www.scopus.com/inward/record.url?eid=2-s2.0-0142125711&partnerID=MN8TOARS.
10.1016/j.laa.2003.07.006
- Furtado, S.; Johnson, C.R.. "Spectral variation under congruence for a nonsingular matrix with 0 on the boundary of its field
of values". Linear Algebra and Its Applications 359 1-3 (2003): 67-78. http://www.scopus.com/inward/record.url?eid=2-s2.0-0037437508&partnerID=MN8TOARS.
10.1016/S0024-3795(02)00429-9
- Furtado, S; Iglésias, L; Silva, FC. "Products of matrices with prescribed spectra and ranks". Linear Algebra and Its Applications
(2002): https://publons.com/wos-op/publon/12941297/.
10.1016/S0024-3795(01)00418-9
- Furtado, S.; Johnson, C.R.. "On the number of unitary similarity classes in a C-S equivalence class: The normal case". Linear
Algebra and Its Applications 348 1-3 (2002): 193-202. http://www.scopus.com/inward/record.url?eid=2-s2.0-31244435855&partnerID=MN8TOARS.
10.1016/S0024-3795(01)00579-1
- Furtado, S.; Iglésias, L.; Silva, F.C.. "Products of real matrices with prescribed characteristic polynomials". SIAM Journal
on Matrix Analysis and Applications 23 3 (2002): 656-672. http://www.scopus.com/inward/record.url?eid=2-s2.0-0036018685&partnerID=MN8TOARS.
10.1137/S0895479800381690
- Johnson, C.R.; Furtado, S.. "A generalization of Sylvester's law of inertia". Linear Algebra and Its Applications 338
1-3 (2001): 287-290. http://www.scopus.com/inward/record.url?eid=2-s2.0-0035889794&partnerID=MN8TOARS.
10.1016/S0024-3795(01)00408-6
- Furtado, S.; Johnson, C.R.. "Spectral variation under congruence". Linear and Multilinear Algebra 49 3 (2001): 243-259.
http://www.scopus.com/inward/record.url?eid=2-s2.0-0142076661&partnerID=MN8TOARS.
- Furtado, S.; Martins, E.A.; Silva, F.C.. "On similarity invariants of matrix commutators". Linear Algebra and Its Applications
335 1-3 (2001): 81-93. http://www.scopus.com/inward/record.url?eid=2-s2.0-0035885343&partnerID=MN8TOARS.
10.1016/S0024-3795(00)00334-7
- Furtado, S; Silva, FC. "On the characteristic polynomial of matrices with prescribed rows". Linear Algebra and Its Applications
(1999): https://publons.com/wos-op/publon/12941308/.
10.1016/S0024-3795(99)00020-8
- Furtado, S.; Silva, F.C.. "Embedding a regular subpencil into a general linear pencil". Linear Algebra and Its Applications
295 1-3 (1999): 61-72. http://www.scopus.com/inward/record.url?eid=2-s2.0-0033467867&partnerID=MN8TOARS.
- Susana Furtado; Fernando C. Silva. "On the characteristic polynomial of matrices with prescribed columns and the stabilization
and observability of linear systems". Electronic Journal of Linear Algebra (1998): https://publons.com/wos-op/publon/15699399/.
10.13001/1081-3810.1022
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