Results 51 to 60 of about 427,861 (368)

Topological radical of Banach module

open access: yes, 2016
We introduce the concept of topological radical of a Banach module. This closed submodule have two description: the as the intersection of ranges of maximal contractive monomorphism (from outside) and as the union of ranges of small morphisms (from ...
Aristov, Oleg
core   +1 more source

Catenation through a Combination of Radical Templation and Ring-Closing Metathesis.

open access: yesJournal of the American Chemical Society, 2015
Synthesis of an electrochemically addressable [2]catenane has been achieved following formation by templation of a [2]pseudorotaxane employing radically enhanced molecular recognition between the bisradical dication obtained on reduction of the ...
Ian C. Gibbs-Hall   +6 more
semanticscholar   +1 more source

The largest strong left quotient ring of a ring

open access: yes, 2015
For an arbitrary ring $R$, the largest strong left quotient ring $Q_l^s(R)$ of $R$ and the strong left localization radical $\glsR$ are introduced and their properties are studied in detail. In particular, it is proved that $Q_l^s(Q_l^s(R))\simeq Q_l^s(R)
Bavula, V. V.
core   +1 more source

A radical for lattice-ordered rings [PDF]

open access: yesPacific Journal of Mathematics, 1968
Abstract not ...
openaire   +2 more sources

Combining transient dynamics and logistic‐asymptotic growth to study the recovery of two seabird populations after rat eradication

open access: yesPopulation Ecology, EarlyView.
This study examines the demographic dynamics of two seabird populations on Tromelin Island, 15 years after the eradication of brown rats. The results indicate that these populations are in good health and are expected to continue growing until breeding sites are saturated in about a century.
Merlène Saunier   +6 more
wiley   +1 more source

Radicals and polynomial rings [PDF]

open access: yesJournal of the Australian Mathematical Society, 2002
AbstractWe prove that polynomial rings in one indeterminate over nil rings are antiregular radical and uniformly strongly prime radical. These give some approximations of Köthe's problem. We also study the uniformly strongly prime and superprime radicals of polynomial rings in non-commuting indeterminates.
K.I. Beidar   +2 more
openaire   +2 more sources

The unpredictably eruptive dynamics of spruce budworm populations in eastern Canada

open access: yesPopulation Ecology, EarlyView.
We examine historical population data for spruce budworm from several locations through the period 1930–1997, and use density‐dependent recruitment curves to test whether the pattern of population growth over time is more consistent with Royama's (1984; Ecological Monographs 54:429–462) linear R(t) model of harmonic oscillation at Green River New ...
Barry J. Cooke, Jacques Régnière
wiley   +1 more source

Pythagorean fuzzy nil radical of Pythagorean fuzzy ideal

open access: yesBoletim da Sociedade Paranaense de Matemática
In this work, we introduce the Pythagorean fuzzy nil radical of a Pythagorean fuzzy ideal of a commutative ring, we further provide the notion of Pythagorean fuzzy semiprime ideal, and we study some related properties.
Idris Bachadach   +3 more
doaj   +1 more source

tg-Radical Supplemented Modules [PDF]

open access: yesBIO Web of Conferences
In this work, we define tg-radical supplemented modules and cofinitely tg-radical supplemented modules. We investigate some properties of these modules.
Alwan Ahmed H., Falh Mohammedreda N.
doaj   +1 more source

Network topology drives population temporal variability in experimental habitat networks

open access: yesPopulation Ecology, EarlyView.
Habitat patches connected by dispersal pathways form habitat networks. We explored how network topology affects population outcomes in laboratory experiments using a model species (Daphnia carinata). Central habitat nodes in complex lattice networks exhibited lower temporal variability in population sizes, suggesting they support more stable ...
Yiwen Xu   +3 more
wiley   +1 more source

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