Results 81 to 90 of about 7,875,654 (350)

Derivation of Two-Fluid Model Based on Onsager Principle

open access: yesEntropy, 2022
Using the Onsager variational principle, we study the dynamic coupling between the stress and the composition in a polymer solution. In the original derivation of the two-fluid model of Doi and Onuki the polymer stress was introduced a priori; therefore,
Jiajia Zhou, Masao Doi
doaj   +1 more source

A New Variational Inequality with its Application [PDF]

open access: yes, 2009
In this paper, we suggest the iterative algorithm for a variational inequality by using the auxiliary principle technique, which is closely related to the optimal boundary control of time-varying population system with age-dependence and spatial ...
Shi, Chao-Feng
core  

Evaluating the Readability of Patient‐Facing Online Educational Materials for Pediatric Leukemia and Lymphoma

open access: yesPediatric Blood &Cancer, EarlyView.
ABSTRACT Background Together, leukemia and lymphoma account for 38.7% of newly diagnosed pediatric cancer cases in the United States each year. Many caregivers utilize online resources to inform medical health decisions. Understanding the readability of these materials is critical to ensuring comprehensible patient education.
Chloe Strege   +6 more
wiley   +1 more source

Comment on “Variational Iteration Method for Fractional Calculus Using He’s Polynomials”

open access: yesAbstract and Applied Analysis, 2012
Recently Liu applied the variational homotopy perturbation method for fractional initial boundary value problems. This note concludes that the method is a modified variational iteration method using He’s polynomials.
Ji-Huan He
doaj   +1 more source

Variational semi-blind sparse deconvolution with orthogonal kernel bases and its application to MRFM [PDF]

open access: yes, 2014
We present a variational Bayesian method of joint image reconstruction and point spread function (PSF) estimation when the PSF of the imaging device is only partially known.
Se Un Parka   +5 more
core   +1 more source

Structural insights into an engineered feruloyl esterase with improved MHET degrading properties

open access: yesFEBS Letters, EarlyView.
A feruloyl esterase was engineered to mimic key features of MHETase, enhancing the degradation of PET oligomers. Structural and computational analysis reveal how a point mutation stabilizes the active site and reshapes the binding cleft, expading substrate scope.
Panagiota Karampa   +5 more
wiley   +1 more source

Hamilton equations for infinite-dimensional systems, and their variational equations [PDF]

open access: yes, 2020
For systems with infinitely many degrees of freedom, we establish a relationship between the solutions and first integrals of noncanonical Hamilton equations, their variational equations, and the adjoint variational equations.
Budochkina S.A., Savchin V.M.
core   +3 more sources

On the dependence on parameters for second order discrete boundary value problems with the p(k)-Laplacian [PDF]

open access: yesOpuscula Mathematica, 2014
In this paper we study the existence and the nonexistence of solutions for the boundary value problems of a class of nonlinear second-order discrete equations depending on a parameter. Variational (the mountain pass technique) and non-variational methods
Joanna Smejda, Renata Wieteska
doaj   +1 more source

Comparing the efficiency of numerical techniques for the integration of variational equations [PDF]

open access: yes, 2010
We present a comparison of different numerical techniques for the integration of variational equations. The methods presented can be applied to any autonomous Hamiltonian system whose kinetic energy is quadratic in the generalized momenta, and whose ...
E. Gerlach, C. Skokos
semanticscholar   +1 more source

New Approximate Schemes for Generalized General Set-Valued Mixed Quasi Variational Inequalities [PDF]

open access: yes, 2008
In this paper, we suggest and consider a class of new three-step approximation schemes for generalized general set-valued mixed quasi variational inequalities.
Shi, Chaofeng
core  

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