Results 51 to 60 of about 2,007,382 (285)

Singular random matrix decompositions: distributions. [PDF]

open access: yes, 2002
Assuming that Y has a singular matrix variate elliptically contoured distribution with respect to the Hausdorff measure, the distributions of several matrices associated to QR, modified QR, SV and Polar decompositions of matrix Y are determined, for ...
Díaz García, José A.   +1 more
core   +2 more sources

Singular Laplacian Growth

open access: yes, 1997
The general equations of motion for two dimensional Laplacian growth are derived using the conformal mapping method. In the singular case, all singularities of the conformal map are on the unit circle, and the map is a degenerate Schwarz-Christoffel map.
B.I. Shraiman   +8 more
core   +1 more source

Arboreal singularities [PDF]

open access: yesGeometry & Topology, 2017
32 pages; 2 figures; to appear in Geometry & ...
openaire   +3 more sources

By dawn or dusk—how circadian timing rewrites bacterial infection outcomes

open access: yesFEBS Letters, EarlyView.
The circadian clock shapes immune function, yet its influence on infection outcomes is only beginning to be understood. This review highlights how circadian timing alters host responses to the bacterial pathogens Salmonella enterica, Listeria monocytogenes, and Streptococcus pneumoniae revealing that the effectiveness of immune defense depends not only
Devons Mo   +2 more
wiley   +1 more source

Disordered but rhythmic—the role of intrinsic protein disorder in eukaryotic circadian timing

open access: yesFEBS Letters, EarlyView.
Unstructured domains known as intrinsically disordered regions (IDRs) are present in nearly every part of the eukaryotic core circadian oscillator. IDRs enable many diverse inter‐ and intramolecular interactions that support clock function. IDR conformations are highly tunable by post‐translational modifications and environmental conditions, which ...
Emery T. Usher, Jacqueline F. Pelham
wiley   +1 more source

Finitude da Existência - De Sartre à Psicologia Clínica

open access: yesRevista Subjetividades, 2023
Com este artigo queremos mostrar como a Literatura pode contribuir com a formação e consequente atuação do psicólogo clínico para que ele possa aprender a ver e ganhar paciência na lida com a experiência humana.
Ana Maria Lopez Calvo de Feijoo   +1 more
doaj   +1 more source

Definable Singularity [PDF]

open access: yesTransactions of the American Mathematical Society, 1991
The main result of this paper is a characterization of singular cardinals in terms of the core model, assuming that there is no model of ∃ κ o ( κ ) = κ + + \exists \kappa \,o(\kappa )= {\kappa ^{ +
openaire   +1 more source

Mechanisms of parasite‐mediated disruption of brain vessels

open access: yesFEBS Letters, EarlyView.
Parasites can affect the blood vessels of the brain, often causing serious neurological problems. This review explains how different parasites interact with and disrupt these vessels, what this means for brain health, and why these processes matter. Understanding these mechanisms may help us develop better ways to prevent or treat brain infections in ...
Leonor Loira   +3 more
wiley   +1 more source

The newfound relationship between extrachromosomal DNAs and excised signal circles

open access: yesFEBS Letters, EarlyView.
Extrachromosomal DNAs (ecDNAs) contribute to the progression of many human cancers. In addition, circular DNA by‐products of V(D)J recombination, excised signal circles (ESCs), have roles in cancer progression but have largely been overlooked. In this Review, we explore the roles of ecDNAs and ESCs in cancer development, and highlight why these ...
Dylan Casey, Zeqian Gao, Joan Boyes
wiley   +1 more source

Por uma nova concepção de universal

open access: yesRevista Latinoamericana de Psicopatologia Fundamental, 2009
A civilização ocidental baseia-se na concepção de um universal que faça corpo único de todos os elementos, o que só se mostrou possível por meio da produção de restos inassimiláveis, e a consequente tentativa de eliminá-los por meio de perseguições ou ...
Oswaldo França Neto
doaj   +1 more source

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