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Characterization of α1 and α2-matrices

open access: yesOpen Mathematics, 2010
Bru Rafael   +3 more
doaj   +1 more source

Inoculant of Arbuscular Mycorrhizal Fungi (Rhizophagus clarus) Increase Yield of Soybean and Cotton under Field Conditions. [PDF]

open access: yesFront Microbiol, 2016
Cely MV   +9 more
europepmc   +1 more source

Celecoxib-induced gastrointestinal, liver and brain lesions in rats, counteraction by BPC 157 or L-arginine, aggravation by L-NAME. [PDF]

open access: yesWorld J Gastroenterol, 2017
Drmic D   +9 more
europepmc   +1 more source

Tracking fungal community responses to maize plants by DNA- and RNA-based pyrosequencing. [PDF]

open access: yesPLoS One, 2013
Kuramae EE   +6 more
europepmc   +1 more source

Malignancy in coeliac disease--effect of a gluten free diet. [PDF]

open access: yesGut, 1989
Holmes GK   +4 more
europepmc   +1 more source
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Numerical Methods for $Q$-Weighted Nonnegative Matrix Tri-Factorization

East Asian Journal on Applied Mathematics, 2020
The Q-weighted nonnegative matrix tri-factorisation problem arising in clustering analysis is considered and a necessary condition for its optimal solution is obtained.
Chunmei Li
semanticscholar   +1 more source

Subdirect sums of nonsingular M-matrices and of their inverses

, 2005
The question of when the subdirect sum of two nonsingular M -matrices is a nonsingular M -matrix is studied. Su cient conditions are given. The case of inverses of M -matrices is also studied.
R. Bru, F. Pedroche, D. Szyld
semanticscholar   +1 more source

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