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":"44 1","pages":""},"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}
{"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":"5 1","pages":""},"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}
{"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":"28 1","pages":""},"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}
{"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":"10 1","pages":""},"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}
{"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":"570 1","pages":""},"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}
{"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":"188 1","pages":""},"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}
{"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":"32 1","pages":""},"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}
{"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":"2 1","pages":""},"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}
{"title":"On (k, ℓ)-locating colorings of graphs","authors":"Michael A. Henning, Mostafa Tavakoli","doi":"10.2989/16073606.2024.2364301","DOIUrl":"https://doi.org/10.2989/16073606.2024.2364301","url":null,"abstract":"Let c: V(G) → {1, . . . , ℓ} = [ℓ] be a proper vertex coloring of G and C(i) = {u ∈ V(G): c(u) = i} for i ∈ [ℓ]. The k-color code rk(v|c) of vertex v is the ordered ℓ-tuple (aG(v,C(1)), . . . , aG(...","PeriodicalId":49652,"journal":{"name":"Quaestiones Mathematicae","volume":"41 1","pages":""},"PeriodicalIF":0.7,"publicationDate":"2024-07-05","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"141609653","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}
{"title":"Some characterizations of ergodicity in Riesz spaces","authors":"Youssef Azouzi, Marwa Masmoudi","doi":"10.2989/16073606.2024.2366410","DOIUrl":"https://doi.org/10.2989/16073606.2024.2366410","url":null,"abstract":"In the recent surge of papers on ergodic theory within Riesz spaces, this article contributes by introducing enhanced characterizations of ergodicity. Our work extends and strengthens prior results...","PeriodicalId":49652,"journal":{"name":"Quaestiones Mathematicae","volume":"43 1","pages":""},"PeriodicalIF":0.7,"publicationDate":"2024-07-05","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"141614670","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}