Results 51 to 60 of about 108,806 (312)

Solutions of a system of integral equations in orlicz spaces [PDF]

open access: yes, 2009
We consider the following system of integral equations u(i)(t) = integral(1)(0) g(i)(t, s)f(i) (s, u(1)(s), u(2)(s),...,u(n)(s)) ds, a.e. t is an element of [0,1].
O'Regan, Donal   +3 more
core   +2 more sources

Quasi‐Helmholtz projector including multibranch Rao‐Wilton‐Glisson basis functions for multiscale objects at low frequency

open access: yesElectronics Letters
In this letter, a Quasi‐Helmholtz Projector method including multibranch Rao‐Wilton‐Glisson (MB‐RWG) basis function to calculate the scattering problem of multiscale targets at low frequencies is proposed.
Yu Wang, Xiaojie Dang, Ming‐da Zhu
doaj   +1 more source

Averaging Method for Minimax Estimation of Functionals of Solutions to Parabolic Problems with Non-Linear Observations

open access: yesJournal of Optimization, Differential Equations and Their Applications
We study minimax estimation of functionals of solutions to parabolic problems under nonlinear observations with rapidly oscillating coefficients. An averaging approach is developed, the existence of a minimax estimator is proved, and the convergence of ...
Oleksandr M. Stanzhytskyi   +2 more
doaj   +1 more source

On an integral equation

open access: yesNovi Sad Journal of Mathematics - NSJOM, 2003
The authors consider a Volterra integrodifferential equation of any order and of the second kind. They obtain exact and approximate solutions in the field of Mikusinski's operators \(F\), or, more precise, in a subspace \(F_c=\{f\in F\}\), where \(f\) is represented by a continuous function.
Takači, Arpad, Takači, Đurđica
openaire   +1 more source

Inpatient Exposure, Confidence, and Knowledge in Pediatric Hematology/Oncology: Evaluating General Pediatric Residents During 2025 ACGME Curriculum Change

open access: yesPediatric Blood &Cancer, EarlyView.
ABSTRACT Background General pediatricians often evaluate hematologic and oncologic presentations before subspecialty consultation, yet the 2025 Accreditation Council for Graduate Medical Education (ACGME) pediatric requirements reduce inpatient pediatric hematology/oncology (PHO) time, raising questions about resident readiness.
Colburn Yu, Rohini Jain
wiley   +1 more source

Circulant integral operators as preconditioners for Wiener-Hopf equations [PDF]

open access: yes, 1995
In this paper, we study the solutions of finite-section Wiener-Hopf equations by the preconditioned conjugate gradient method. Our main aim is to give an easy and general scheme of constructing good circulant integral operators as preconditioners for ...
Jin, Xiao Qing   +2 more
core   +1 more source

Solving linear Fredholm fuzzy integral equations of the second kind by artificial neural networks

open access: yesAlexandria Engineering Journal, 2014
This paper deals with the solutions of fuzzy Fredholm integral equations using neural networks. Based on the parametric form of a fuzzy number, a Fredholm fuzzy integral equation converts to two systems of integral equations of the second kind in the ...
Hadi Hosseini Fadravi   +2 more
doaj   +1 more source

Phase Angle as an Early Functional Biomarker of Cancer‐Related Fatigue in Pediatric Oncology: A Prospective Longitudinal Study

open access: yesPediatric Blood &Cancer, EarlyView.
ABSTRACT Background Pediatric cancer remains a leading cause of morbidity and mortality worldwide, particularly in low‐and middle‐income countries. Cancer treatment may impair nutritional status, alter body composition, and exacerbate cancer‐related fatigue (CRF).
Luís Carlos Lopes‐Junior   +11 more
wiley   +1 more source

Perturbed conformal field theory, nonlinear integral equations and spectral problems [PDF]

open access: yes, 2000
This thesis is concerned with various aspects of perturbed conformal field theory and the methods used to calculate finite-size effects of integrable quantum field theories.
Dunning, Tania Clare   +2 more
core  

On The Approximation Of Singular Integral Equations By Equations With Smooth Kernels [PDF]

open access: yes, 1993
Singular integral equations with Cauchy kernel and piecewise--continuous matrix coefficients on open and closed smooth curves are replaced by integral equations with smooth kernels of the form (t \Gamma ø )[(t \Gamma ø ) 2 \Gamma n 2 (t)" 2 ]
Prößdorf, Siegfried   +4 more
core   +1 more source

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