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Taylor theory in quantum calculus: a general approach 量子微积分中的泰勒理论：一般方法
IF 0.7 4区 数学
Quaestiones Mathematicae Pub Date : 2024-09-02 DOI: 10.2989/16073606.2024.2396517
Enas M. Shehata, Rasha M. El Zafarani
{"title":"Taylor theory in quantum calculus: a general approach","authors":"Enas M. Shehata, Rasha M. El Zafarani","doi":"10.2989/16073606.2024.2396517","DOIUrl":"https://doi.org/10.2989/16073606.2024.2396517","url":null,"abstract":"Let the function β be strictly increasing and continuous on an interval I ⊂ ℝ. The β-difference operator is defined by Dβ f (t) = (f(β(t)) − f(t)/(β(t) – t), where t ≠ β(t), and Dβ f (t) = f′ t(t) ...","PeriodicalId":49652,"journal":{"name":"Quaestiones Mathematicae","volume":null,"pages":null},"PeriodicalIF":0.7,"publicationDate":"2024-09-02","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142184102","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"数学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Distance dominator packing coloring of type II 第二类距离支配者包装着色
IF 0.7 4区 数学
Quaestiones Mathematicae Pub Date : 2024-09-02 DOI: 10.2989/16073606.2024.2397723
Jasmina Ferme, Daša Mesarič Štesl
{"title":"Distance dominator packing coloring of type II","authors":"Jasmina Ferme, Daša Mesarič Štesl","doi":"10.2989/16073606.2024.2397723","DOIUrl":"https://doi.org/10.2989/16073606.2024.2397723","url":null,"abstract":"In 2021, we introduced one type of the generalization of dominator coloring via packing coloring and distance domination. In this paper, we present a second type of such generalization, namely dist...","PeriodicalId":49652,"journal":{"name":"Quaestiones Mathematicae","volume":null,"pages":null},"PeriodicalIF":0.7,"publicationDate":"2024-09-02","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142184187","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"数学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
On p-numerical radius inequalities for commutators of operators 论算子换元的 p 数半径不等式
IF 0.7 4区 数学
Quaestiones Mathematicae Pub Date : 2024-09-02 DOI: 10.2989/16073606.2024.2397562
Abdelkader Frakis, Fuad Kittaneh
{"title":"On p-numerical radius inequalities for commutators of operators","authors":"Abdelkader Frakis, Fuad Kittaneh","doi":"10.2989/16073606.2024.2397562","DOIUrl":"https://doi.org/10.2989/16073606.2024.2397562","url":null,"abstract":"In this work, we give some p-numerical radius inequalities for operators as well as for commutators of operators. As applications, when p = ∞, we improve some earlier numerical radius inequalities ...","PeriodicalId":49652,"journal":{"name":"Quaestiones Mathematicae","volume":null,"pages":null},"PeriodicalIF":0.7,"publicationDate":"2024-09-02","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142184101","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"数学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
The approximation property for the predual of weighted spaces of holomorphic mappings on Banach spaces 巴拿赫空间上全态映射的加权空间的近似性质
IF 0.7 4区 数学
Quaestiones Mathematicae Pub Date : 2024-09-02 DOI: 10.2989/16073606.2024.2395376
Deepika Baweja, Jahir Abbas Sardar
{"title":"The approximation property for the predual of weighted spaces of holomorphic mappings on Banach spaces","authors":"Deepika Baweja, Jahir Abbas Sardar","doi":"10.2989/16073606.2024.2395376","DOIUrl":"https://doi.org/10.2989/16073606.2024.2395376","url":null,"abstract":"In this paper, we investigate the approximation property for the predual of the weighted space of holomorphic mappings, where is a countable family of weights defined on a balanced open subset U...","PeriodicalId":49652,"journal":{"name":"Quaestiones Mathematicae","volume":null,"pages":null},"PeriodicalIF":0.7,"publicationDate":"2024-09-02","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142223874","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"数学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
On a class of third-order dissipative differential operator with distributional potentials 关于一类具有分布势的三阶耗散微分算子
IF 0.7 4区 数学
Quaestiones Mathematicae Pub Date : 2024-09-02 DOI: 10.2989/16073606.2024.2395377
Ji-jun Ao, Fei-fan Li
{"title":"On a class of third-order dissipative differential operator with distributional potentials","authors":"Ji-jun Ao, Fei-fan Li","doi":"10.2989/16073606.2024.2395377","DOIUrl":"https://doi.org/10.2989/16073606.2024.2395377","url":null,"abstract":"This paper aims to investigate a class of boundary value problems generated by a third-order differential equation with distributional potentials and some dissipative boundary conditions. We first ...","PeriodicalId":49652,"journal":{"name":"Quaestiones Mathematicae","volume":null,"pages":null},"PeriodicalIF":0.7,"publicationDate":"2024-09-02","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142223879","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"数学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Nontrivial solutions for multiparameter k-Hessian systems 多参数 k-Hessian 系统的非微观解
IF 0.7 4区 数学
Quaestiones Mathematicae Pub Date : 2024-09-02 DOI: 10.2989/16073606.2024.2394140
Huanhuan Ding, Chenghua Gao, Xingyue He
{"title":"Nontrivial solutions for multiparameter k-Hessian systems","authors":"Huanhuan Ding, Chenghua Gao, Xingyue He","doi":"10.2989/16073606.2024.2394140","DOIUrl":"https://doi.org/10.2989/16073606.2024.2394140","url":null,"abstract":"This paper is devoted to studying the coupled system of multiparameter k-Hessian equationswhere B = {x ∈ ℝn : |x| < 1}, λ1, λ2 are positive parameters, ρi(i = 1, 2) is singular near the boundary ∂B...","PeriodicalId":49652,"journal":{"name":"Quaestiones Mathematicae","volume":null,"pages":null},"PeriodicalIF":0.7,"publicationDate":"2024-09-02","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142184099","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"数学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
On graded-nonnil-Noetherian commutative rings 关于有级-无级-Noetherian 换元环
IF 0.7 4区 数学
Quaestiones Mathematicae Pub Date : 2024-09-02 DOI: 10.2989/16073606.2024.2395387
Anass Assarrar, Najib Mahdou
{"title":"On graded-nonnil-Noetherian commutative rings","authors":"Anass Assarrar, Najib Mahdou","doi":"10.2989/16073606.2024.2395387","DOIUrl":"https://doi.org/10.2989/16073606.2024.2395387","url":null,"abstract":"Our present work is motivated by several papers which have introduced and studied the notion of nonnil-Noetherian rings. Let A = ⊕α∈G Aα be a commutative ring with unity graded by an arbitrary comm...","PeriodicalId":49652,"journal":{"name":"Quaestiones Mathematicae","volume":null,"pages":null},"PeriodicalIF":0.7,"publicationDate":"2024-09-02","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142184104","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"数学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
On z-ideals and z-closure operations of semirings, I 关于 "z "等价物和 "z "闭合操作，I
IF 0.7 4区 数学
Quaestiones Mathematicae Pub Date : 2024-09-02 DOI: 10.2989/16073606.2024.2397069
Amartya Goswami
{"title":"On z-ideals and z-closure operations of semirings, I","authors":"Amartya Goswami","doi":"10.2989/16073606.2024.2397069","DOIUrl":"https://doi.org/10.2989/16073606.2024.2397069","url":null,"abstract":"The aim of this series of papers is to study z-ideals of semirings. In this article, we introduce some distinguished classes of z-ideals of semirings, which include z-prime, z-semiprime, z-irreduci...","PeriodicalId":49652,"journal":{"name":"Quaestiones Mathematicae","volume":null,"pages":null},"PeriodicalIF":0.7,"publicationDate":"2024-09-02","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142184100","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"数学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
A note on tangential quadrilaterals 关于切向四边形的说明
IF 0.7 4区 数学
Quaestiones Mathematicae Pub Date : 2024-09-02 DOI: 10.2989/16073606.2024.2396026
Pradeep Das, Abhishek Juyal, Dustin Moody
{"title":"A note on tangential quadrilaterals","authors":"Pradeep Das, Abhishek Juyal, Dustin Moody","doi":"10.2989/16073606.2024.2396026","DOIUrl":"https://doi.org/10.2989/16073606.2024.2396026","url":null,"abstract":"A tangential quadrilateral is a convex quadrilateral whose sides are simultaneously tangent to a single circle. In this paper, the primary objective is to construct rational tangential quadrilatera...","PeriodicalId":49652,"journal":{"name":"Quaestiones Mathematicae","volume":null,"pages":null},"PeriodicalIF":0.7,"publicationDate":"2024-09-02","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142184103","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"数学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Minisuperspace description for inhomogeneous cosmological models and the role of the Lie symmetries 非均质宇宙学模型的小超空间描述及列对称的作用
IF 0.7 4区 数学
Quaestiones Mathematicae Pub Date : 2024-09-02 DOI: 10.2989/16073606.2024.2392637
Andronikos Paliathanasis
{"title":"Minisuperspace description for inhomogeneous cosmological models and the role of the Lie symmetries","authors":"Andronikos Paliathanasis","doi":"10.2989/16073606.2024.2392637","DOIUrl":"https://doi.org/10.2989/16073606.2024.2392637","url":null,"abstract":"We explore the application of Lie symmetries to simplify the gravitational field equations of inhomogeneous cosmology. By employing these symmetries, we demonstrate the construction of a point-like...","PeriodicalId":49652,"journal":{"name":"Quaestiones Mathematicae","volume":null,"pages":null},"PeriodicalIF":0.7,"publicationDate":"2024-09-02","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142223873","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"数学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
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