Results 21 to 30 of about 101,253 (259)

Oscillation Analysis Algorithm for Nonlinear Second-Order Neutral Differential Equations

open access: yesMathematics, 2023
Differential equations are useful mathematical tools for solving complex problems. Differential equations include ordinary and partial differential equations.
Liang Song, Shaodong Chen, Guoxin Wang
doaj   +1 more source

The Cauchy-Riemann Differential Equations of Complex Functions [PDF]

open access: yesFormalized Mathematics, 2009
Summary. In this article we prove Cauchy-Riemann dierential equations of complex functions. These theorems give necessary and sucient condition for dierentiable function.
Hiroshi Yamazaki   +3 more
openaire   +2 more sources

Implementing Runge-Kutta Method of Sixth-Order for Numerical Solution of Fuzzy Differential Equations [PDF]

open access: yesمجلة التربية والعلم, 2023
The article talks about the increasing importance of the practical use of fuzzy differential equations in modeling complex problems in various fields, such as science and engineering, as these differential equations allow for obtaining accurate results ...
Marwa Alsafar, Kais Ibraheem
doaj   +1 more source

Speeded search of the periodic processes of dynamical systems

open access: yesTrudy Odesskogo Politehničeskogo Universiteta, 2016
Modelling of periodic processes of electromagnetic devices is a complex problem. The task of finding of periodic solutions of nonlinear differential equations is more complex than the Cauchy task of integrating of these equations because it imposes ...
Олександр Леонідович Шпак
doaj   +7 more sources

Algebroid Solutions of Second Order Complex Differential Equations

open access: yesAbstract and Applied Analysis, 2014
Using value distribution theory and maximum modulus principle, the problem of the algebroid solutions of second order algebraic differential equation is investigated. Examples show that our results are sharp.
Lingyun Gao, Yue Wang
doaj   +1 more source

Complexity of differential and integral equations

open access: yesJournal of Complexity, 1985
We are interested in the intrinsic difficulty (or complexity) of computing an approximate solution of the linear operator equation Lu = f. Practical examples of such problems include the cases where L is a known partial differential or integral operator. Problems of the form Lu = f are typically solved under the constraint that only partial information
openaire   +3 more sources

Professor of mathematics Kazimieras Vytenis Kabaila (1929–1992) 80 years

open access: yesLietuvos Matematikos Rinkinys, 2009
K.V. Kabaila life review. Bibliographical listing. Advisor of master and doctoral theses.
Henrikas Jasiūnas, Vitolda Verikaitė
doaj   +1 more source

The modified generalized Kudryashov method for nonlinear space–time fractional partial differential equations of Schrödinger type

open access: yesResults in Physics, 2023
This paper presents a modified version of the generalized Kudryashov method aimed at obtaining exact solutions for fractional partial differential equations of Schrödinger type.
Fushun Liu, Yuqiang Feng
doaj   +1 more source

The Existence and Uniqueness of the Solution of a Nonlinear Partial Differential Equation in the Eontinuous Functions of Holder and Sobolev Spaces

open access: yesپژوهش‌های ریاضی, 2020
Introduction Complex analysis is a comparatively active branch in mathematics which has grown significantly. A deep look at the implications of continuity, derivative and integral in complex analysis and their relation with partial differential equations
Mozhgan Akbari, Fateme Joveini
doaj  

Guidelines for Pediatric Radiotherapy Simulation: A Report From the Children's Oncology Group Radiation Oncology Discipline

open access: yesPediatric Blood &Cancer, EarlyView.
ABSTRACT Pediatric radiation therapy presents unique challenges compared to adult treatments, including those of immobilization, potential need for sedation, and the critical importance of accurate, reproducible positioning. Additionally, heightened attention to imaging doses is necessary to minimize long‐term toxicity in survivors.
Parham Alaei   +17 more
wiley   +1 more source

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