Results 51 to 60 of about 5,773,820 (177)

Stability number and f-factors in graphs [PDF]

open access: yes, 2010
We present a new sufficient condition on stability number and toughness of the graph to have an f ...
Mekkia, Kouider
core  

The nature of the long time decay at a second order transition point

open access: yes, 2001
We show that at a second order phase transition, of \phi^4 like system, a necessary condition for streched exponential decay of the time structure factor is obeyed.
Edwards S. F.   +10 more
core   +1 more source

A Discontinuous Individual Growth Model of Swimming Crab Portunus trituberculatus and Its Application in the Nutrient Dynamic Simulation in an Intensive Mariculture Pond

open access: yesFrontiers in Marine Science, 2022
Environmental problems such as organic pollution and eutrophication caused by highly intensive mariculture activities constrain the sustainable and healthy development of industry.
Shipeng Dong   +9 more
doaj   +1 more source

Gauge Structure of Vacuum String Field Theory

open access: yes, 2003
We study the gauge structure of vacuum string field theory expanded around the D-brane solution, namely, the gauge transformation and the transversality condition of the massless vector fluctuation mode.
H Hata   +17 more
core   +1 more source

Chaotic inflation limits for non-minimal models with a Starobinsky attractor [PDF]

open access: yes, 2014
We investigate inflationary attractor points by analyzing non-minimally coupled single field inflation models in two opposite limits; the `flat' limit in which the first derivative of the conformal factor is small and the `steep' limit, in which the ...
Mosk, Benjamin   +1 more
core   +3 more sources

On conditional permutability and factorized groups [PDF]

open access: yesAnnali di Matematica Pura ed Applicata (1923 -), 2013
Two subgroups and of a group are said to be totally completely conditionally permutable (tcc-permutable) if permutes with for some , for all and all . In this paper, we study finite products of tcc-permutable subgroups, focussing mainly on structural properties of such products. As an application, new achievements in the context of formation theory are
Arroyo-Jordá, M.   +3 more
openaire   +2 more sources

Growth and reproduction aspects of Pimelodus maculatus Lacépède, 1803 (Siluriformes, Pimelodidae) of the Cachoeira Dourada reservoir, state of Goiás and Minas Gerais, Brazil

open access: yesBrazilian Journal of Biology
Growth and reproduction parameters of the yellow-mandi, Pimelodus maculatus Lacépède, 1803 (Siluriformes, Pimelodidae), were determined for the Cachoeira Dourada reservoir (GO/MG).
LM. Sabinson   +3 more
doaj   +1 more source

Growth estimation and physiological well-being of fish species from the Baixada Maranhense, Eastern Amazon, Brazil [PDF]

open access: yesCiência Rural
: The study estimated the growth parameters for fish species from the Baixada Maranhense region, Eastern Amazon, as an element for adequate use of natural resources. Specimens were collected between July 2018 and June 2019 using gill nets with mesh sizes
Élida Virna Rodrigues Barbosa   +8 more
doaj   +1 more source

Length-weight relationship, condition factors and trophic level of Buffon's river-garfish Zenarchopterus buffonis from the coastal waters of Malaysia [PDF]

open access: yesSongklanakarin Journal of Science and Technology (SJST), 2019
Length-weight relationship (LWR), condition factors, and trophic level of Zenarchopterus buffonis from the coastal waters of Malaysia were evaluated between November 2013 and March 2014. Three hundred individuals of Z. buffonis ranging between 8.7−16.0
Diana Atiqah Zainal Abidin   +2 more
doaj   +1 more source

Relação peso-comprimento e fator de condição de Brycon opalinus (Pisces, Characiformes) no Parque Estadual da Serra do Mar-Núcleo Santa Virgínia, Mata Atlântica, Estado de São Paulo, Brasil = Length-weight relationship and condition factor for Brycon opalinus (Pisces, Characiformes) in Serra do Mar State Park – Santa Virgínia Unit, Atlantic Forest, São Paulo State, Brazil

open access: yesActa Scientiarum: Biological Sciences, 2006
Foram analisados a relação peso-comprimento e o fator de condição de Brycon opalinus, em três rios do Parque Estadual da Serra do Mar-Núcleo Santa Virgínia, Estado de São Paulo.
Leandro Muller Gomiero   +1 more
doaj  

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