Results 1 to 10 of about 33 (31)

Transcendental entire solutions of several complex product-type nonlinear partial differential equations in ℂ2

open access: yesOpen Mathematics, 2023
Our purpose in this article is to describe the solutions of several product-type nonlinear partial differential equations (PDEs) (a1u+b1uz1+c1uz2)(a2u+b2uz1+c2uz2)=1,\left({a}_{1}u+{b}_{1}{u}_{{z}_{1}}+{c}_{1}{u}_{{z}_{2}})\left({a}_{2}u+{b}_{2}{u}_{{z}_{
Hong Yan Xu
exaly   +2 more sources

Selection of rhizobia for Trifolium repens in flooded soil conditions [PDF]

open access: yesBiotemas, 2012
The Brazilian state of Rio Grande do Sul has approximately 5.4 million hectares of lowland. The introduction of winter forage legumes, such as white clover, can increase the productivity of these lowland areas through biological nitrogen fixation (BNF ...
Aleksander Westphal Muniz   +2 more
doaj   +1 more source

Entire solutions for several complex partial differential-difference equations of Fermat type in ℂ2

open access: yesOpen Mathematics, 2021
By utilizing the Nevanlinna theory of meromorphic functions in several complex variables, we mainly investigate the existence and the forms of entire solutions for the partial differential-difference equation of Fermat type α∂f(z1,z2)∂z1+β∂f(z1,z2)∂z2m+f(
Gui Xian Min   +3 more
doaj   +1 more source

Characterizations of entire solutions for the system of Fermat-type binomial and trinomial shift equations in ℂn#

open access: yesDemonstratio Mathematica, 2023
In this article, we investigate the existence and the precise form of finite-order transcendental entire solutions of some system of Fermat-type quadratic binomial and trinomial shift equations in Cn{{\mathbb{C}}}^{n}. Our results are the generalizations
Haldar Goutam, Banerjee Abhijit
doaj   +1 more source

The system of ordinary differential questions with rectangular matrices that is partially solved to the derivatives near the pole

open access: yes, 2022
Стаття мiстить результати дослiджень, виконаних за пiдтримки Нацiонального Фонду Дослiджень України, проект Ф81/41743 У сучаснiй теорiї звичайних диференцiальних рiвнянь та систем рiвнянь з невiдомою комплекснозначною функцiєю комплексної змiнної чiльне
Лiманська, Д. Є.   +3 more
core   +1 more source

Solvability of a product-type system of difference equations with six parameters

open access: yesAdvances in Nonlinear Analysis, 2016
Closed form formulas for well-defined complex-valued solutions to a product-type system of difference equations of interest with six parameters are presented. The form of the solutions is described in detail in terms of the parameters and initial values.
Stević Stevo
doaj   +1 more source

On Transcendental Entire Solution of Fermat-Type Trinomial and Binomial Equations Under Restricted Hyper-Order

open access: yesAnnales Mathematicae Silesianae
In this paper we are focusing on finding the transcendental entire solution of Fermat-type trinomial and binomial equations, by restricting the hyper-order to be less than one.
Banerjee Abhijit, Sarkar Jhuma
doaj   +1 more source

Characterizations of transcendental entire solutions of trinomial partial differential-difference equations in ℂ2#

open access: yesDemonstratio Mathematica
This study is devoted to exploring the existence and the precise form of finite-order transcendental entire solutions of second-order trinomial partial differential-difference equations L(f)2+2hL(f)f(z1+c1,z2+c2)+f(z1+c1,z2+c2)2=eg(z1,z2)L{(f)}^{2}+2hL(f)
Xu Hong Yan, Haldar Goutam
doaj   +1 more source

On solutions of several Fermat-type partial differential-difference equations in C2

open access: yesDemonstratio Mathematica
In this paper, we study entire solutions of several Fermat-type partial differential-difference equations in C2 ${\mathbb{C}}^{2}$ by applying Nevanlinna theory of meromorphic functions in several complex variables.
Tang Caoqiang, Huang Zhigang
doaj   +1 more source

Results on solutions of several systems of the product type complex partial differential difference equations

open access: yesDemonstratio Mathematica
This article is devoted to exploring the solutions of several systems of the first-order partial differential difference equations (PDDEs) with product type u(z+c)[α1u(z)+β1uz1+γ1uz2+α2v(z)+β2vz1+γ2vz2]=1,v(z+c)[α1v(z)+β1vz1+γ1vz2+α2u(z)+β2uz1+γ2uz2]=1 ...
Liu Xiao Lan   +3 more
doaj   +1 more source

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