中文
相关论文

相关论文: Entire Solutions of the Systems of Complex Differe…

200 篇论文

The existence of entire solutions to quadratic trinomial Fermat type differential-difference equations and \(q\)-difference differential equations involving second-order derivatives is studied by using Nevanlinna theory, and the exact form…

经典分析与常微分方程 · 数学 2025-10-16 Xuxu Xiang , Jianren Long

In this paper we mainly study the existence and the form of entire solutions with finite order for the following system of Fermat-type difference and partial differential-difference equations $$\begin{cases} f_1(z)^2+(\Delta_cf_2(z))^2=1\cr…

复变函数 · 数学 2022-01-27 Goutam Haldar

The objective of this paper is to investigate the existence and the forms of the pair of finite order entire and meromorphic solutions of some certain systems of Fermat-type partial differential-difference equations of several complex…

复变函数 · 数学 2026-04-14 Raju Biswas , Rajib Mandal

The aim of this study is to investigate the precise form of finite-order entire solutions to the following system of Fermat-type partial differential-difference equations: \beas \begin{cases} \left(\frac{\partial f_1\left(z_1, z_2, \ldots,…

复变函数 · 数学 2025-12-03 Junfeng Xu , Sujoy Majumder , Debabrata Pramanik

In this paper we establish some results about the existence and precise forms of finite order entire solutions of some systems of quadratic trinomial functional equations one of which in $\mathbb{C}^n$, $n\in\mathbb{N}$ and other two in…

复变函数 · 数学 2023-11-02 Goutam Haldar

For two meromorphic functions $ f $ and $ g $, the equation $ f^m+g^m=1 $ can be regarded as Fermat-type equations. Using Nevanlinna theory for meromorphic functions in several complex variables, the main purpose of this paper is to…

复变函数 · 数学 2022-01-26 Goutam Haldar

In this paper, we solve certain Fermat-type partial differential-difference equations for finite order entire functions of several complex variables. These results are significant generalizations of some earlier findings, especially those…

复变函数 · 数学 2024-12-30 Hong Yan Xu , Rajib Mandal , Raju Biswas

The existence of the meromorphic solutions to Fermat type delay-differential equation \begin{equation} f^n(z)+a(f^{(l)}(z+c))^m=p_1(z)e^{a_1z^k}+p_2(z)e^{a_2z^k}, \nonumber \end{equation} is derived by using Nevanlinna theory under certain…

复变函数 · 数学 2025-04-29 Xuxu Xiang , Jianren Long , Mengting Xia , Zhigao Qin

In this paper, we study about existence and non-existence of finite order transcendental entire solutions of the certain non-linear differential-difference equations. We also study about conjectures posed by Rong et al. and Chen et al.

复变函数 · 数学 2021-07-30 Garima Pant , Sanjay Kumar Pant

The objective of this study is to ascertain the existence and forms of the finite order meromorphic and entire functions of several complex variables satisfying some certain Fermat-type partial differential-difference equations by…

复变函数 · 数学 2024-12-30 Hong Yan Xu , Rajib Mandal , Raju Biswas

The main objective of this study is to investigate the existence and forms of solutions of systems of general quadratic functional equations in $\mathbb{C}^n$. By utilizing Nevanlinna theory in $\mathbb{C}^n$, we explore the existence and…

复变函数 · 数学 2025-11-11 Molla Basir Ahamed , Sanju Mandal

In this paper, using Nevanlinna's value distribution theory of meromorphic functions in several complex variables, we study for the existence of entire solutions $f$ in $\mathbb{C}^2$ of the following partial differential equation…

复变函数 · 数学 2025-11-14 Junfeng Xu , Nabadwip Sarkar , Sujoy Majumder

In this paper, we mainly investigate on the finite order transcendental entire solutions of two Fermat types delay-differential and one Fermat type c-shift equations, as these types were not considered earlier. Our results improve those of…

复变函数 · 数学 2021-05-06 Abhijit Banerjee , Tania Biswas

In this paper, utilizing Nevanlinna theory, we study existence and forms of the entire solutions $ f $ of the quadratic trinomial-type partial differential-difference equations in $ \mathbb{C}^n $ \begin{align*} a\left(\alpha\dfrac{\partial…

复变函数 · 数学 2023-07-18 Sanju Mandal , Molla Basir Ahamed

The main purpose of this article is concerned with the existence and the precise forms of the transcendental solutions of several refined versions of Fermat-type functional equations with polynomial coefficients in several complex variables…

复变函数 · 数学 2023-07-13 Molla Basir Ahamed , Sanju Mandal

The equation $f^n+g^n=1$, $n\in\mathbb{N}$ can be regarded as the Fermat Diophantine equation over the function field. In this paper we study the characterization of entire solutions of some system of Fermat type functional equations by…

复变函数 · 数学 2023-11-01 Goutam Haldar

The functional equations $ f^2+g^2=1 $ and $ f^2+2\alpha fg+g^2=1 $ are respectively called Fermat-type binomial and trinomial equations. It is of interest to know about the existence and form of the solutions of general quadratic…

复变函数 · 数学 2022-10-25 Molla Basir Ahamed , Sanju Mandal

The purpose of this paper is to investigate the non-constant entire as well as meromorphic solutions of the Fermat-type partial differential-difference equation: \[\left(\sum_{j=1}^m\frac{\partial f(z_1, z_2, \ldots, z_m)}{\partial…

复变函数 · 数学 2025-12-03 Sujoy Majumder , Debabrata Pramanik

A finite difference numerical method is investigated for fractional order diffusion problems in one space dimension. For this, a mathematical model is developed to incorporate homogeneous Dirichlet and Neumann type boundary conditions. The…

数值分析 · 数学 2014-11-07 Béla J. Szekeres , Ferenc Izsák

In the paper, using Nevanlinna's value distribution theory of meromorphic functions in $\mathbb{C}^m$, we study for the existence of entire solutions $f$ in $\mathbb{C}^m$ of the following algebraic partial differential equation…

复变函数 · 数学 2025-08-25 Sujoy Majumder , Debabrata Pramanik , Nabadwip Sarkar
‹ 上一页 1 2 3 10 下一页 ›