Results 101 to 110 of about 3,164,214 (296)

Approximate invariant solutions to dissipative systems

open access: yes, 2000
We develop a procedure based on the concept of approximate symmetries to try for approximate invariant solutions to dissipative ...
Donato, Andrea, Palumbo, Annunziata
core  

Prospecting the protein design landscape

open access: yesFEBS Letters, EarlyView.
This review outlines the current state of various protein design approaches. We discuss the current possibilities enabled by recently released tools, highlight future avenues to pursue in protein design, and underscore the crucial role of key databases and resources for successful protein design workflows.
Jakob R. Riccabona   +4 more
wiley   +1 more source

Reaction–Diffusion on the Sphere with a Nonlinear Source Term: Symmetry Analysis, Group Classification, and Similarity Solutions

open access: yesMathematics
We consider the nonlinear reaction–diffusion equation on the unit sphere ut=ΔS2u+f(u), fuu≠0, and carry out a complete Lie point symmetry analysis. Solving the associated determining system yields a rigidity theorem: for every genuinely nonlinear f(u ...
Khalid Ali Alanezy
doaj   +1 more source

Multiple solutions for parametric weighted (p,q)-equations

open access: yesElectronic Journal of Differential Equations
In this article, we prove that equations driven by a weighted (p,q)-Laplacian have at least two positive solutions, two negative solutions, and two sign-changing solutions.
Xiaohui Zhang, Xian Xu
doaj   +3 more sources

Forward Euler Solutions and Weakly Invariant Time-Delayed Systems

open access: yesAbstract and Applied Analysis, 2012
This paper presents a necessary and sufficient condition for the weak invariance property of a time-delayed system parametrized by a differential inclusion.
Norma L. Ortiz-Robinson   +1 more
doaj   +1 more source

Class Invariants: Concepts, Problems, Solutions

open access: yesCoRR, 2016
Class invariants are both a core concept of object-oriented programming and the source of the two key open OO verification problems: furtive access (from callbacks) and reference leak. Existing approaches force on programmers an unacceptable annotation burden.
openaire   +2 more sources

L‐aspartate oxidase provides new insights into fumarate reduction in anaerobic darkness in Synechocystis sp. PCC6803

open access: yesFEBS Letters, EarlyView.
Synechocystis strains deficient in succinate dehydrogenase (SDH) secrete more succinate than the WT under dark anaerobic conditions, supporting that SDH then primarily acts as SDH, not as a fumarate reductase. L‐aspartate oxidase (Laspo) from Synechocystis is functional under anaerobic conditions, reducing fumarate to succinate.
Kateryna Kukil   +3 more
wiley   +1 more source

Method of group foliation and non-invariant solutions of partial differential equations

open access: yes, 2002
Using the heavenly equation as an example, we propose the method of group foliation as a tool for obtaining non-invariant solutions of PDEs with infinite-dimensional symmetry groups.
M. B. Sheftel, Sheftel, MB
core   +1 more source

RNA‐related functions of BRCA2 in transcription, replication, and genome stability

open access: yesFEBS Letters, EarlyView.
Beyond its role in homologous recombination, BRCA2 regulates R‐loop homeostasis, DNA–RNA hybrid resolution, RNA polymerase II dynamics, and transcriptional activation. Disruption of any of these functions can contribute to genome instability, inflammatory signaling, and tumorigenesis. BRCA2 is a central tumor suppressor protein best known for its roles
Lucia Alvaro‐Aranda   +2 more
wiley   +1 more source

Invariant solutions of the Black-Scholes equation [PDF]

open access: yes, 2022
Dissertation (MSc (Applied Mathematics))--University of Pretoria, 2022.In this study, we discuss derivatives, Lie symmetries and invariant solutions of the Black Scholes equation.

core  

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