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On partial endomorphisms of a star graph 论星形图的部分同构
IF 0.7 4区 数学
Quaestiones Mathematicae Pub Date : 2024-07-31 DOI: 10.2989/16073606.2024.2374796
Ilinka Dimitrova, Vítor H. Fernandes, Jörg Koppitz
{"title":"On partial endomorphisms of a star graph","authors":"Ilinka Dimitrova, Vítor H. Fernandes, Jörg Koppitz","doi":"10.2989/16073606.2024.2374796","DOIUrl":"https://doi.org/10.2989/16073606.2024.2374796","url":null,"abstract":"In this paper we consider the monoids of all partial endomorphisms, of all partial weak endomorphisms, of all injective partial endomorphisms, of all partial strong endomorphisms and of all partial...","PeriodicalId":49652,"journal":{"name":"Quaestiones Mathematicae","volume":null,"pages":null},"PeriodicalIF":0.7,"publicationDate":"2024-07-31","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"141947871","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
Multiple solutions for a Bibarmonic elliptic equation with critical Choquard type nonlinearity 具有临界乔夸尔型非线性的比巴莫椭圆方程的多重解
IF 0.7 4区 数学
Quaestiones Mathematicae Pub Date : 2024-07-31 DOI: 10.2989/16073606.2024.2385394
Chunyu Lei, Jun Lei, Hongmin Suo
{"title":"Multiple solutions for a Bibarmonic elliptic equation with critical Choquard type nonlinearity","authors":"Chunyu Lei, Jun Lei, Hongmin Suo","doi":"10.2989/16073606.2024.2385394","DOIUrl":"https://doi.org/10.2989/16073606.2024.2385394","url":null,"abstract":"This article concerns the following Bibarmonic elliptic equation with critical growthwhere Ω ⊂ ℝN is a smooth bounded domain , g(x) is a positive continuous function on is a real parameter, is th...","PeriodicalId":49652,"journal":{"name":"Quaestiones Mathematicae","volume":null,"pages":null},"PeriodicalIF":0.7,"publicationDate":"2024-07-31","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"141947875","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 variants and generalizations of J-frames 关于 J 框架的变体和概括
IF 0.7 4区 数学
Quaestiones Mathematicae Pub Date : 2024-07-31 DOI: 10.2989/16073606.2024.2379348
Siyabonga S. Dubazana, Simo S. Mthethwa
{"title":"On variants and generalizations of J-frames","authors":"Siyabonga S. Dubazana, Simo S. Mthethwa","doi":"10.2989/16073606.2024.2379348","DOIUrl":"https://doi.org/10.2989/16073606.2024.2379348","url":null,"abstract":"A J-frame is a pointfree topology counterpart of the concept of a J-space. In this paper, we present a study of some frames satisfying conditions that are stronger (and some that are weaker) than t...","PeriodicalId":49652,"journal":{"name":"Quaestiones Mathematicae","volume":null,"pages":null},"PeriodicalIF":0.7,"publicationDate":"2024-07-31","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"141947878","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
Some results on anti-pre-Lie superalgebras and admissible Novikov superalgebras 关于反前李超拉和可容许诺维科夫超拉的一些结果
IF 0.7 4区 数学
Quaestiones Mathematicae Pub Date : 2024-07-31 DOI: 10.2989/16073606.2024.2374782
Zhao Chen, Shanshan Liu, Liangyun Chen
{"title":"Some results on anti-pre-Lie superalgebras and admissible Novikov superalgebras","authors":"Zhao Chen, Shanshan Liu, Liangyun Chen","doi":"10.2989/16073606.2024.2374782","DOIUrl":"https://doi.org/10.2989/16073606.2024.2374782","url":null,"abstract":"In this paper, we extend the notion of anti-pre-Lie algebras to the ℤ2-graded version, and introduce the notion of anti-pre-Lie superalgebras. They can be characterized as a class of Lie-admissible...","PeriodicalId":49652,"journal":{"name":"Quaestiones Mathematicae","volume":null,"pages":null},"PeriodicalIF":0.7,"publicationDate":"2024-07-31","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"141969610","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 maximum norm error estimate and Richardson extrapolation methods of a second-order box scheme for a hyperbolic-difference equation with shifts 有位移双曲差分方程的二阶箱式方案的最大规范误差估计和理查森外推法
IF 0.7 4区 数学
Quaestiones Mathematicae Pub Date : 2024-07-31 DOI: 10.2989/16073606.2024.2385424
Dingwen Deng, Zhu-an Wang, Zilin Zhao
{"title":"The maximum norm error estimate and Richardson extrapolation methods of a second-order box scheme for a hyperbolic-difference equation with shifts","authors":"Dingwen Deng, Zhu-an Wang, Zilin Zhao","doi":"10.2989/16073606.2024.2385424","DOIUrl":"https://doi.org/10.2989/16073606.2024.2385424","url":null,"abstract":"The study aims at the development and theoretical analyses of a box method used to solve a kind of hyperbolic equations with shifts. By using the discrete energy method, it is shown that numerical ...","PeriodicalId":49652,"journal":{"name":"Quaestiones Mathematicae","volume":null,"pages":null},"PeriodicalIF":0.7,"publicationDate":"2024-07-31","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"141947874","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
Characterizing some finite groups by the average order 用平均阶描述一些有限群
IF 0.6 4区 数学
Quaestiones Mathematicae Pub Date : 2024-07-10 DOI: 10.2989/16073606.2024.2365362
Z. Akhlaghi, B. Khosravi, Ashkan Zarezadeh
{"title":"Characterizing some finite groups by the average order","authors":"Z. Akhlaghi, B. Khosravi, Ashkan Zarezadeh","doi":"10.2989/16073606.2024.2365362","DOIUrl":"https://doi.org/10.2989/16073606.2024.2365362","url":null,"abstract":"","PeriodicalId":49652,"journal":{"name":"Quaestiones Mathematicae","volume":null,"pages":null},"PeriodicalIF":0.6,"publicationDate":"2024-07-10","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"141659557","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
Total coalitions in graphs 图表中的联盟总数
IF 0.7 4区 数学
Quaestiones Mathematicae Pub Date : 2024-07-07 DOI: 10.2989/16073606.2024.2365365
Saeid Alikhani, Davood Bakhshesh, Hamidreza Golmohammadi
{"title":"Total coalitions in graphs","authors":"Saeid Alikhani, Davood Bakhshesh, Hamidreza Golmohammadi","doi":"10.2989/16073606.2024.2365365","DOIUrl":"https://doi.org/10.2989/16073606.2024.2365365","url":null,"abstract":"We define a total coalition in a graph G as a pair of disjoint subsets A1,A2 ⊆ A that satisfy the following conditions: (a) neither A1 nor A2 constitutes a total dominating set of G, and (b) A1 ∪ A...","PeriodicalId":49652,"journal":{"name":"Quaestiones Mathematicae","volume":null,"pages":null},"PeriodicalIF":0.7,"publicationDate":"2024-07-07","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"141609686","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
Measure pseudo S-asymptotically ω-periodic solution in distribution for some stochastic differential equations with Stepanov pseudo S-asymptotically ω-periodic coefficients 对一些具有斯捷潘诺夫伪 S-asymptotically ω-periodic 系数的随机微分方程，在分布中测量伪 S-asymptotically ω-periodic 解
IF 0.7 4区 数学
Quaestiones Mathematicae Pub Date : 2024-07-07 DOI: 10.2989/16073606.2024.2367072
Mondher Damak, Ekar Sidi Abdalla
{"title":"Measure pseudo S-asymptotically ω-periodic solution in distribution for some stochastic differential equations with Stepanov pseudo S-asymptotically ω-periodic coefficients","authors":"Mondher Damak, Ekar Sidi Abdalla","doi":"10.2989/16073606.2024.2367072","DOIUrl":"https://doi.org/10.2989/16073606.2024.2367072","url":null,"abstract":"In this research paper, a mathematical concept known as the ω-periodic process is discussed, and a new type of processes called the doubly measure pseudo -asymptotically ω-periodic in distribution ...","PeriodicalId":49652,"journal":{"name":"Quaestiones Mathematicae","volume":null,"pages":null},"PeriodicalIF":0.7,"publicationDate":"2024-07-07","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"141609685","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
Geometric polynomials via a differential operator 通过微分算子求几何多项式
IF 0.6 4区 数学
Quaestiones Mathematicae Pub Date : 2024-07-07 DOI: 10.2989/16073606.2024.2364306
Said Taharbouchet, M. Mihoubi
{"title":"Geometric polynomials via a differential operator","authors":"Said Taharbouchet, M. Mihoubi","doi":"10.2989/16073606.2024.2364306","DOIUrl":"https://doi.org/10.2989/16073606.2024.2364306","url":null,"abstract":"","PeriodicalId":49652,"journal":{"name":"Quaestiones Mathematicae","volume":null,"pages":null},"PeriodicalIF":0.6,"publicationDate":"2024-07-07","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"141670822","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
Norm and relative uniform convergence 规范和相对均匀收敛
IF 0.7 4区 数学
Quaestiones Mathematicae Pub Date : 2024-07-07 DOI: 10.2989/16073606.2024.2365363
Zili Chen, Fu Zhang
{"title":"Norm and relative uniform convergence","authors":"Zili Chen, Fu Zhang","doi":"10.2989/16073606.2024.2365363","DOIUrl":"https://doi.org/10.2989/16073606.2024.2365363","url":null,"abstract":"In this paper, we show that if H is a Dedekind complete normed Riesz space with the local Egoroff property, then H is lattice isomorphic to an ideal of an AM-space if and only if for any order bou...","PeriodicalId":49652,"journal":{"name":"Quaestiones Mathematicae","volume":null,"pages":null},"PeriodicalIF":0.7,"publicationDate":"2024-07-07","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"141609759","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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