Results 21 to 30 of about 766 (61)
Castanea sativa mill. flowers as a source of bioactive phenolic compounds [PDF]
In the Trás-os-Montes region of Portugal and across a good part of the Mediterranean countries, chestnut trees are a considerable part of the landscape.
Barros, Lillian +5 more
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Analyses physico-chimiques des eaux de la Lagune Ebrié effectuées de 1979 à 1981 au cours des programmes "Variabilité interannuelle" et "Baie de Biétri" [PDF]
Physico-chemical data collections aimed to assess the interannual variability of the lagoon hydroclimate and the impact of an airport dam on the water quality of the Ebrié ...
Chantraine, J.M., Djedje, R., Guiral, D.
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Créer les conditions de possibilité de la réussite de tous les élèves [PDF]
National ...
Guével, Marie-Renée +3 more
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Extensions of differential representations of SL(2) and tori
Linear differential algebraic groups (LDAGs) measure differential algebraic dependencies among solutions of linear differential and difference equations with parameters, for which LDAGs are Galois groups.
Alexey Ovchinnikov +5 more
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Non-integrability of the Armbruster-Guckenheimer-Kim quartic Hamiltonian through Morales-Ramis theory [PDF]
We show the non-integrability of the three-parameter Armburster-Guckenheimer-Kim quartic Hamiltonian using Morales-Ramis theory, with the exception of the three already known integrable cases.
Acosta-Humánez, P. +2 more
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Starting with a symmetric/antisymmetric matrix with integer coefficients (which we view as an analogue of a metric/form on a principal bundle over the "manifold" Spec Z) we introduce arithmetic analogues of Chern connections and their curvature (in which
Barrett, Malik, Buium, Alexandru
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The Differential Counting Polynomial [PDF]
The aim of this paper is a quantitative analysis of the solution set of a system of polynomial nonlinear differential equations, both in the ordinary and partial case.
Lange-Hegermann, Markus
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Avaliação do perfil em açúcares do mel de urze (Erica spp.) comercial português [PDF]
As abelhas são um exemplo de sucesso evolucionário dos seres vivos, existindo há mais de 125 milhões de anos, e com a capacidade de explorar virtualmente todos os habitais da terra.
Caveiro, Elsa +5 more
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On the role of differential algebra in biological modeling [PDF]
Extended abstract of an invited talk at Differential Algebra and related Computer Algebra (Catania, Italy, March 28th, 2008)International audienceDifferential algebra is an algebraic theory for studying systems of polynomial ordinary differential ...
Boulier, François
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