Results 131 to 140 of about 2,485,751 (313)

A Morse-type index for critical points of vector functions [PDF]

open access: yes
In this work we study the critical points of vector functions form Rn to Rm with n m, following the definition introduced by S. Smale in the context of vector optimization.
Rocca Matteo   +2 more
core  

It is only a tradition : making sense of Swedish Somalis' narratives of female circumcision and avoiding submission to hegemonic political discourse

open access: yes, 2005
This paper discusses the perspective and conclusions of an article in Critical Social Policy: ‘“It’s only a tradition”: making sense of eradication interventions and the persistence of female “circumcision” within a Swedish context’ (Ahlberg et al., 2004)
Birgitta Essén   +5 more
core   +1 more source

Existence of multiple solutions to elliptic problems of Kirchhoff type with critical exponential growth

open access: yesElectronic Journal of Differential Equations, 2014
In this article, we study elliptic problems of Kirchhoff type in dimension $ N \geq 2$, whose nonlinear term has a critical exponential growth. Using variational tools, we establish the existence of at least two nontrivial and nonnegative solutions.
Sami Aouaoui
doaj  

Motif based hierarchical random graphs: structural properties and critical points of an Ising model

open access: yesCondensed Matter Physics, 2011
A class of random graphs is introduced and studied. The graphs are constructed in an algorithmic way from five motifs which were found in [Milo R., Shen Orr S., Itzkovitz S., Kashtan N., Chklovskii D., Alon U., Science, 2002, vol. 298, 824 – 827].
M. Kotorowicz
doaj   +1 more source

Microbiome−host proteostasis crosstalk—An emerging perspective on mechanisms and interventions toward healthy longevity

open access: yesFEBS Letters, EarlyView.
Proteostasis and the gut microbiota play a key role in shaping host physiology. Microbiota‐derived metabolites, vitamins, and RNA modulate host proteostasis. Findings from model systems, including C. elegans, indicate microbes can either stabilize or disrupt host proteostasis.
Abhishek Anil Dubey, Maria Ermolaeva
wiley   +1 more source

Critical points approaches to fourth-order elastic beam equations with variable coefficients having combined effects of concave and convex nonlinearities

open access: yesElectronic Journal of Qualitative Theory of Differential Equations
This study investigates the theoretical and practical aspects of fourth-order elastic beam equations characterized by variable coefficients and influenced by combined nonlinearities.
Shapour Heidarkhani   +3 more
doaj   +1 more source

From mice to humans—divergent strategies for intestinal homeostasis and regeneration

open access: yesFEBS Letters, EarlyView.
Recent advances such as organoid genome editing, xenotransplantation, imaging, and whole‐genome sequencing have enabled direct studies of human intestinal stem cells (ISCs). These studies reveal species‐specific features, including slower ISC proliferation, distinct injury responses, slower somatic mutation accumulation in humans, and an inverse ...
Keiko Ishikawa   +2 more
wiley   +1 more source

Direct measurement of the evolution of magnetism and superconductivity toward the quantum critical point. [PDF]

open access: yesProc Natl Acad Sci U S A, 2022
Higemoto W   +5 more
europepmc   +1 more source

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