On general matrices having the Perron-Frobenius property. Elhashash, Abed; Szyld, Daniel B. — 2008 ELA. The Electronic Journal of Linear Algebra [electronic only]
Matrix functions preserving sets of generalized nonnegative matrices. Elhashash, Abed; Szyld, Daniel B. — 2010 ELA. The Electronic Journal of Linear Algebra [electronic only]
Paths of matrices with the strong Perron-Frobenius property converging to a given matrix with the Perron-Frobenius property. Elhashash, Abed; Rothblum, Uriel G.; Szyld, Daniel B. — 2009 ELA. The Electronic Journal of Linear Algebra [electronic only]
Sign patterns that allow eventual positivity. Berman, Abraham; Catral, Minerva; Dealba, Luz Maria; Elhashash, Abed; Hall, Frank J.; Hogben, Leslie; Kim, In-Jae; Olesky, Dale D.; Tarazaga, Pablo; Tsatsomeros, Michael J.; van den Driessche, Pauline — 2009 ELA. The Electronic Journal of Linear Algebra [electronic only]