000107322 001__ 107322 000107322 005__ 20240319080945.0 000107322 0247_ $$2doi$$a10.1016/j.cam.2020.113121 000107322 0248_ $$2sideral$$a120275 000107322 037__ $$aART-2022-120275 000107322 041__ $$aeng 000107322 100__ $$aAlonso, P. 000107322 245__ $$aAlmost strictly sign regular rectangular matrices 000107322 260__ $$c2022 000107322 5060_ $$aAccess copy available to the general public$$fUnrestricted 000107322 5203_ $$aAlmost strictly sign regular matrices are sign regular matrices with a special zero pattern and whose nontrivial minors are nonzero. In this paper we provide several properties of almost strictly sign regular rectangular matrices of maximal rank and analyze their QR factorization. 000107322 536__ $$9info:eu-repo/grantAgreement/ES/MINECO-FEDER/MTM2017-90682-REDT$$9info:eu-repo/grantAgreement/ES/MINECO-FEDER/PGC2018-096321-B-I00$$9info:eu-repo/grantAgreement/ES/MINECO-FEDER/TIN2017-87600-P 000107322 540__ $$9info:eu-repo/semantics/openAccess$$aby-nc-nd$$uhttp://creativecommons.org/licenses/by-nc-nd/3.0/es/ 000107322 590__ $$a2.4$$b2022 000107322 591__ $$aMATHEMATICS, APPLIED$$b45 / 267 = 0.169$$c2022$$dQ1$$eT1 000107322 594__ $$a5.4$$b2022 000107322 592__ $$a0.797$$b2022 000107322 593__ $$aComputational Mathematics$$c2022$$dQ2 000107322 593__ $$aApplied Mathematics$$c2022$$dQ2 000107322 655_4 $$ainfo:eu-repo/semantics/article$$vinfo:eu-repo/semantics/acceptedVersion 000107322 700__ $$0(orcid)0000-0002-1340-0666$$aPeña, J.M.$$uUniversidad de Zaragoza 000107322 700__ $$aSerrano, M.L. 000107322 7102_ $$12005$$2595$$aUniversidad de Zaragoza$$bDpto. Matemática Aplicada$$cÁrea Matemática Aplicada 000107322 773__ $$g404 (2022), 113121$$pJ. comput. appl. math.$$tJournal of Computational and Applied Mathematics$$x0377-0427 000107322 8564_ $$s300738$$uhttps://zaguan.unizar.es/record/107322/files/texto_completo.pdf$$yPostprint 000107322 8564_ $$s1849929$$uhttps://zaguan.unizar.es/record/107322/files/texto_completo.jpg?subformat=icon$$xicon$$yPostprint 000107322 909CO $$ooai:zaguan.unizar.es:107322$$particulos$$pdriver 000107322 951__ $$a2024-03-18-12:30:58 000107322 980__ $$aARTICLE