Results 31 to 40 of about 109,889 (312)

Uniqueness of the Fock quantization of scalar fields in spatially flat cosmological spacetimes [PDF]

open access: yes, 2012
We study the Fock quantization of scalar fields in (generically) time dependent scenarios, focusing on the case in which the field propagation occurs in --either a background or effective-- spacetime with spatial sections of flat compact topology.
Blas, Daniel Martín-de   +4 more
core   +3 more sources

NECESSARY AND SUFFICIENT TAUBERIANCONDITIONS UNDER WHICH CONVERGENCEFOLLOWS FROM SUMMABILITY Ar,p

open access: yesПроблемы анализа, 2021
In this paper, we introduce the summability method Ar,p and obtain necessary and sufficient Tauberian conditions under which the ordinary convergence of a sequence follows from itssummability Ar,p.
C. Kambak, I. Canak
doaj   +1 more source

Lacunary Statistical Summability

open access: yesJournal of Mathematical Analysis and Applications, 1993
Let \(\theta=(k_ r)\) be an increasing sequence of integers such that \(k_ 0=0\), \(h_ r:= k_ r- k_{r-1}\to\infty\) as \(r\to\infty\), and \(I_ r:=(k_{r-1}, k_ r]\). A complex-valued sequence \(x=(x_ k)\) is said to be \(S_ \theta\)-convergent to \(L\) if, for each \(\varepsilon>0\), we have \(\lim_ r h_ r^{-1}|\{k\in I_ r\): \(| x_ k- L|\geq ...
Fridy, J.A., Orhan, C.
openaire   +1 more source

Borel summability and Lindstedt series

open access: yes, 2006
Resonant motions of integrable systems subject to perturbations may continue to exist and to cover surfaces with parametric equations admitting a formal power expansion in the strength of the perturbation.
A. Giuliani   +9 more
core   +1 more source

Efficacy and Tolerability of Topotecan/Cyclophosphamide/Dinutuximab in Relapsed and Refractory High‐Risk Neuroblastoma: A Multi‐Institutional Retrospective Study

open access: yesPediatric Blood &Cancer, EarlyView.
ABSTRACT Purpose Chemoimmunotherapy with irinotecan, temozolomide, and dinutuximab (I/T/DIN) has emerged as first‐line therapy for relapsed/refractory (r/r) high‐risk neuroblastoma (HRNB) in North America. Topotecan and cyclophosphamide (T/C) are often used in combination with dinutuximab in the setting of lack of response, progression, or incomplete ...
Benjamin J. Lerman   +17 more
wiley   +1 more source

A Tauberian Theorem for Double Cesàro Summability Method

open access: yesInternational Journal of Mathematics and Mathematical Sciences, 2016
We have generalized Littlewood Tauberian theorems for (C,k,r) summability of double sequences by using oscillating behavior and de la Vallée-Poussin mean.
Bidu Bhusan Jena   +2 more
doaj   +1 more source

BMO-estimation and Almost Everywhere Exponential Summability of Quadratic Partial Sums of Double Fourier Series

open access: yes, 2013
It is proved a $BMO$-estimation for quadratic partial sums of two-dimensional Fourier series from which it is derived an almost everywhere exponential summability of quadratic partial sums of double Fourier ...
Goginava, U.   +2 more
core   +1 more source

The Efficacy and Safety of Bevacizumab/Irinotecan/Temozolomide (BIT) for Relapsed/Refractory Neuroblastoma: The UK Children's Cancer and Leukaemia Group Experience

open access: yesPediatric Blood &Cancer, EarlyView.
ABSTRACT Background Patients with high‐risk neuroblastoma who either are refractory to induction chemotherapy or relapse following multi‐modal treatment have a dismal prognosis. Based on data from the BEACON trial, since 2021 the UK national guidelines recommend bevacizumab, irinotecan, and temozolomide (BIT) for patients with relapsed/refractory ...
Thomas J. Jackson   +20 more
wiley   +1 more source

Treatment Decision‐Making Roles and Preferences Among Adolescents and Young Adults With Cancer

open access: yesPediatric Blood &Cancer, EarlyView.
ABSTRACT Background Decision‐making (DM) dynamics between adolescents and young adults (AYAs) with cancer, parents, and oncologists remain underexplored in diverse populations. We examined cancer treatment DM preferences among an ethnically and socioeconomically diverse group of AYAs and their parents.
Amanda M. Gutierrez   +14 more
wiley   +1 more source

Summability of solutions of the heat equation with inhomogeneous thermal conductivity in two variables [PDF]

open access: yes, 2009
We investigate Gevrey order and 1-summability properties of the formal solution of a general heat equation in two variables. In particular, we give necessary and sufficient conditions for the 1-summability of the solution in a given direction.
Balser, Werner, Loday-Richaud, Michèle
core   +4 more sources

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