Results 81 to 90 of about 756,869 (169)
How does social capital shape trajectories of adolescent self‐rated health in the United Kingdom?
Abstract Adolescent self‐rated health (SRH) is a robust predictor of long‐term health, but less is known about how local psychosocial resources influence its development in adolescence. We explored whether social capital, captured as both household‐level (i.e., parents' social embeddedness in their neighborhood) and community‐level (i.e., average ...
Bill Calvey, James Laurence
wiley +1 more source
Multivalued Pseudo-Picard Operators and Fixed Point Results
We introduce the concept of multivalued pseudo-Picard (MPP) operator on a metric space. This concept is weaker than multivalued weakly Picard (MWP) operator, which is given by M.
Özlem Acar, Ishak Altun, Gülhan Mjnak
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ABSTRACT The evolution of genotypic parallelism under shared environmental conditions provides strong evidence for the role of natural selection. However, analyses typically examine genomic signatures of selection long after the putative selection event and only assess the repeatability of responses across spatial population replicates.
Mary Kathleen Hickox +5 more
wiley +1 more source
ABSTRACT Several species of North American bumble bees spanning the Pacific Coastal and Rocky Mountain regions converge onto distinct mimetic abdominal colour forms for each region by switching abdominal coloration from black to red. Previous genome‐wide association studies (GWAS) of red and black transitions in two mimics (Bombus melanopygus and ...
Tunç Dabak +5 more
wiley +1 more source
Weakly Picard Pairs of Multifunctions
The purpose of this paper is to present a general answer for the following problem: Let be a metric space and two multifunctions. Determine the metric conditions which imply that is a weakly Picard pair of multifunctions and are weakly Picard ...
Valeriu Popa
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Genetic differentiation among the study species. Summary Hybridisation and whole‐genome duplication (WGD) are widespread in plants, yet their ecological consequences remain challenging to predict. In allopolyploids, where both processes coincide, ecological divergence is typically evaluated against a null hypothesis of ecological additivity.
Valentin Heimer +2 more
wiley +1 more source
Localization sequences for logarithmic topological cyclic homology
Abstract We introduce the notion of an Ek$\mathbb {E}_k$‐ring with prelogarithmic structure, define logarithmic topological Hochschild homology and logarithmic topological cyclic homology in this context, and establish localization sequences for these theories. Our approach is based on Thom R$R$‐algebras.
John Rognes +2 more
wiley +1 more source
Pinwheels in symplectic rational and ruled surfaces and non‐squeezing of rational homology balls
Abstract We use almost toric fibrations and the symplectic rational blow‐up to determine when certain Lagrangian pinwheels, which we call liminal, embed in symplectic rational and ruled surfaces. The case of L2,1$L_{2,1}$‐pinwheels, namely Lagrangian RP2s$\mathbb {R}P^2{\rm s}$, answers a question of Kronheimer in the negative, exhibiting a symplectic ...
Nikolas Adaloglou, Johannes Hauber
wiley +1 more source
Dick Picard, unidentified airman, and unidentified airman, in front of lodging
Dick Picard, unidentified airman, and unidentified airman, in front of lodging, Da Lat ...
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