Results 31 to 40 of about 39,873 (169)

Subcubic triangle-free graphs have fractional chromatic number at most 14/5 [PDF]

open access: yes, 2013
We prove that every subcubic triangle-free graph has fractional chromatic number at most 14/5, thus confirming a conjecture of Heckman and Thomas [A new proof of the independence ratio of triangle-free cubic graphs. Discrete Math. 233 (2001), 233--237].
arxiv   +1 more source

Extension of the Alberti-Uhlmann criterion beyond qubit dichotomies [PDF]

open access: yesQuantum 4, 233 (2020), 2019
The Alberti-Uhlmann criterion states that any given qubit dichotomy can be transformed into any other given qubit dichotomy by a quantum channel if and only if the testing region of the former dichotomy includes the testing region of the latter dichotomy.
arxiv   +1 more source

ASJU 23-3 (1989). Número completo

open access: yesAnuario del Seminario de Filología Vasca "Julio de Urquijo", 1989
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ASJU 23-3
doaj   +1 more source

Manifest (4,0) Supersymmetry, Sigma Models and The ADHM Instaton Construction [PDF]

open access: yesPhys. Lett. B345 (1995) 233-241, 1994
Utilizing (4,0) superfields, we discuss aspects of supersymmetric sigma models and the ADHM construction of instantons a' la Witten.
arxiv   +1 more source

Origin of Mélanges of the Franciscan Complex, Diablo Range and Northern California: An Analysis and Review

open access: yesGeosciences, 2019
The Franciscan Complex of California is characterized in part by the presence of mélanges. In general, mélange origins are attributed to sedimentary, tectonic, or diapiric processes—or a combination of these.
Loren A. Raymond
doaj   +1 more source

Microsatellite Primers in Parietaria judaica (Urticaceae) to Assess Genetic Diversity and Structure in Urban Landscapes

open access: yesApplications in Plant Sciences, 2014
Premise of the study: Urbanization is one of the main factors contributing to loss of genetic diversity, as the resulting landscape fragmentation and habitat loss induce species isolation.
Angèle Bossu   +3 more
doaj   +1 more source

The Reznichenko property and the Pytkeev property in hyperspaces [PDF]

open access: yesActa Math. Hungar. 107 (2005), no. 3, 225--233, 2003
We investigate two closure-type properties, the Reznichenko property and the Pytkeev property, in hyperspace topologies.
arxiv   +1 more source

N-Paranitrophénylhydrazono-α-(2-méthylbenzimidazol-1-yl)glyoxylate d'éthyle

open access: yesActa Crystallographica Section E, 2011
There are two independent molecules in the asymmetric unit of the title compound {systematic name: ethyl 2-(2-methyl-1H-benzimidazol-1-yl)-2-[2-(4-nitrophenyl)hydrazinylidene]ethanoate}, C18H17N5O4.
Aicha Boudina   +3 more
doaj   +1 more source

Use of Oak and Cherry Wood Chips during Alcoholic Fermentation and the Maturation Process of Rosé Wines: Impact on Phenolic Composition and Sensory Profile

open access: yesMolecules, 2020
There is a lack of knowledge about the use of different wood species on rosé wine production. Thus, this work focused on the impact of the addition of wood chips from oak and cherry trees during the alcoholic fermentation and maturation process on ...
Inês Nunes   +3 more
doaj   +1 more source

Multiple closed geodesics on bumpy Finsler $n$-spheres [PDF]

open access: yesJ. Differential Equations 233 (2007) 221-240, 2007
In this paper we prove that for every bumpy Finsler metric $F$ on every rationally homological $n$-dimensional sphere $S^n$ with $n\ge 2$, there exist always at least two distinct prime closed geodesics.
arxiv   +1 more source

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