Mathematical Models & Methods in Applied Sciences最新文献

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Non-renewable input and waste stock: optimal transition towards circularity 不可再生投入和废物存量:向循环的最佳过渡
IF 3.5 1区 数学
Mathematical Models & Methods in Applied Sciences Pub Date : 2023-01-01 DOI: 10.12988/ams.2023.917446
S. Bertarelli, C. Lodi, S. Ragni
{"title":"Non-renewable input and waste stock: optimal transition towards circularity","authors":"S. Bertarelli, C. Lodi, S. Ragni","doi":"10.12988/ams.2023.917446","DOIUrl":"https://doi.org/10.12988/ams.2023.917446","url":null,"abstract":"Natural resource stocks are drastically shrinking and the contempo-rary debate on depletion of reserves highlights their crucial role over time. This paper deals with the management of exhaustible resources when recycling and extraction are employed, as well as the short-term effects of the economic transition towards circularity on consumption and welfare. Mathematical modeling may support effective plans for maximizing social welfare and protecting the environment. Concerning the production of a certain good, an optimal control model is studied to allocate labor between mining and recycling over a finite time horizon. A suit-able scrap value function allows for reducing waste and maintaining natural stock in the forthcoming future. Well-posedness of the problem is proved and some qualitative features of the optimal solution are stated.","PeriodicalId":49860,"journal":{"name":"Mathematical Models & Methods in Applied Sciences","volume":"39 1","pages":""},"PeriodicalIF":3.5,"publicationDate":"2023-01-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"87491259","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":1,"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 perception of Congolese refugees in Burundi of the recommended durable solutions for them 布隆迪境内刚果难民对建议的持久解决办法的看法
IF 3.5 1区 数学
Mathematical Models & Methods in Applied Sciences Pub Date : 2023-01-01 DOI: 10.12988/ams.2023.917335
Pamphile Mpabansi
{"title":"The perception of Congolese refugees in Burundi of the recommended durable solutions for them","authors":"Pamphile Mpabansi","doi":"10.12988/ams.2023.917335","DOIUrl":"https://doi.org/10.12988/ams.2023.917335","url":null,"abstract":"Burundi started to receive refugees during the colonial period in 1959. These were Rwandan refugees who were fleeing massacres in their country. Since then, the reception of refugees has never stopped and Burundi currently has 84,961 refugees, most of whom come from the Democratic Republic of Congo. This is a very large number of people, considering the size of Burundi and its population. These refugees come from the east of the Democratic Republic of Congo and are fleeing the insecurity caused by the armed groups that are multiplying there. This work is the result of field visits to the five refugee camps in Burundi, which resulted in a total of 90 interviews. The sample included both men and women, taking into account their social status, vulnerability, and seniority (former and new refugees). To collect the data, we used a voice recorder and a notebook at our disposal in which we put some details that needed clarification. We used Word, Excel, and SPSS to process the data. The analysis of these interviews shows the difficulties of the life of these refugees. The objective of this study is to analyze refugees' perception of durable solutions to their problem of exile. As these refugees do not expect to return home, most of them turn to resettlement. Only 37.8% have been selected for resettlement. Naturalization and repatriation, two other durable solutions, are not part of the choice of these refugees who are looking toward resettlement.","PeriodicalId":49860,"journal":{"name":"Mathematical Models & Methods in Applied Sciences","volume":"83 1","pages":""},"PeriodicalIF":3.5,"publicationDate":"2023-01-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"79792655","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":1,"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
Numerical Treatment and Analysis of Time-Fractional Evolution Equations 时间分数进化方程的数值处理与分析
IF 3.5 1区 数学
Mathematical Models & Methods in Applied Sciences Pub Date : 2023-01-01 DOI: 10.1007/978-3-031-21050-1
Bangti Jin, Zhi Zhou
{"title":"Numerical Treatment and Analysis of Time-Fractional Evolution Equations","authors":"Bangti Jin, Zhi Zhou","doi":"10.1007/978-3-031-21050-1","DOIUrl":"https://doi.org/10.1007/978-3-031-21050-1","url":null,"abstract":"","PeriodicalId":49860,"journal":{"name":"Mathematical Models & Methods in Applied Sciences","volume":"53 1","pages":""},"PeriodicalIF":3.5,"publicationDate":"2023-01-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"77804847","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":1,"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: 9
The use of traditional board games in the teaching and learning of French and Physics: the case of the card game 传统桌游在法语和物理教学中的应用:以卡牌游戏为例
IF 3.5 1区 数学
Mathematical Models & Methods in Applied Sciences Pub Date : 2023-01-01 DOI: 10.12988/ams.2023.917491
J. Ndayizeye, Pierre Nduwingoma, Edith Ndereyimana, Alexis Banuza, Rosalie Bikorindagara, Ildephonse Nsengiyumva, Emmanuella Ahishakiye
{"title":"The use of traditional board games in the teaching and learning of French and Physics: the case of the card game","authors":"J. Ndayizeye, Pierre Nduwingoma, Edith Ndereyimana, Alexis Banuza, Rosalie Bikorindagara, Ildephonse Nsengiyumva, Emmanuella Ahishakiye","doi":"10.12988/ams.2023.917491","DOIUrl":"https://doi.org/10.12988/ams.2023.917491","url":null,"abstract":"This paper discusses the use of card games as a teaching tool for French and physics. It presents findings from an experiment conducted by the Centre de Didactique des Disciplines et de Diffusion des Sciences (CRDS) at the Institut de Pédagogie Appliquée – University of Burundi. The article aims to describe and analyze the use of card games in French and physics lessons. The study found that learners are motivated and actively engaged in the classroom when using this strategy. While some teachers noted that preparing for the game could be time-consuming, overall, the card game approach was regarded as an enjoyable and effective learning tool.","PeriodicalId":49860,"journal":{"name":"Mathematical Models & Methods in Applied Sciences","volume":"70 1","pages":""},"PeriodicalIF":3.5,"publicationDate":"2023-01-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"76013006","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":1,"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 repression of the solicitation of children for sexual purposes online (grooming) in Burundian positive law 布隆迪实在法对在线引诱儿童进行性目的的压制
IF 3.5 1区 数学
Mathematical Models & Methods in Applied Sciences Pub Date : 2023-01-01 DOI: 10.12988/ams.2023.917445
Donatien Ciza, Ildephonse Sindayigaya
{"title":"The repression of the solicitation of children for sexual purposes online (grooming) in Burundian positive law","authors":"Donatien Ciza, Ildephonse Sindayigaya","doi":"10.12988/ams.2023.917445","DOIUrl":"https://doi.org/10.12988/ams.2023.917445","url":null,"abstract":"This study aims to analyze whether the law n°1/10 of March 22, 2022, on the prevention and repression of cybercrime, incriminates one of the new forms of exploitation and sexual abuse of children in this informational world: the solicitation of children for sexual purposes. A comparative analysis has allowed us to identify that the acts of soliciting children for sexual purposes are incriminated in article 44 of this law, but that they are poorly qualified. They are qualified as the publication of indecent information in electronic form. This, in our opinion, is wrong in its very substance as we have noted in our study. This being said, the current state of the literature in information and communication technology law uses appropriate terminology to qualify these types of facts which is the solicitation of children for sexual purposes. This is the case with some international legal instruments, as well as the Terminology Guide of the Intra-institutional Working Group, as we have noted. We conclude by inviting the Burundian legislator to remedy this situation. In this way, it would have contributed to more effective protection of children against all forms of sexual exploitation and abuse, if we use","PeriodicalId":49860,"journal":{"name":"Mathematical Models & Methods in Applied Sciences","volume":"25 1","pages":""},"PeriodicalIF":3.5,"publicationDate":"2023-01-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"73816822","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":1,"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: 3
Harnessing the power of blockchain in the agri-food sector: a meta-analysis of current research and best practices 利用区块链在农业食品部门的力量:对当前研究和最佳实践的荟萃分析
IF 3.5 1区 数学
Mathematical Models & Methods in Applied Sciences Pub Date : 2023-01-01 DOI: 10.12988/ams.2023.917473
G. Cappelletti, Rossana Caputo, Michela Cariglia, L. Grilli, C. Russo, D. Santoro, Giacinto Angelo Sgarro
{"title":"Harnessing the power of blockchain in the agri-food sector: a meta-analysis of current research and best practices","authors":"G. Cappelletti, Rossana Caputo, Michela Cariglia, L. Grilli, C. Russo, D. Santoro, Giacinto Angelo Sgarro","doi":"10.12988/ams.2023.917473","DOIUrl":"https://doi.org/10.12988/ams.2023.917473","url":null,"abstract":"The Blockchain is a shared and “immutable data structure defined as a digital register whose entries are grouped into “blocks, concatenated in chronological order, and whose integrity is guaranteed through the use of cryptography. Blockchain technology in agriculture and agribusiness has gained significant attention as a potential solution to various challenges the agri-food industry faces. In this paper, we conduct a meta-analysis exploring the various applications of Blockchain in agriculture and agribusiness. We examine the types of technology used, the specific product branches involved, and the security protocols em-ployed. Our findings show that several experiments and pilot projects have been conducted in the field and that Blockchain applications such as Hyperledger Fabric and Corda are ready for real-world implementation in the agri-food sector. We also identify potential benefits of using Blockchain in the agri-food sector, including enhanced product quality guarantees, improved traceability and transparency, assurance of provenance, and more equitable distribution of profits along the agri-food supply chain. Overall, our review suggests that the use of Blockchain in agriculture and agribusiness has the potential to address a range of challenges faced by these sectors and drive innovation, technical, and economic efficiencies.","PeriodicalId":49860,"journal":{"name":"Mathematical Models & Methods in Applied Sciences","volume":"225 1","pages":""},"PeriodicalIF":3.5,"publicationDate":"2023-01-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"86005789","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":1,"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
Applicability of international refugee law to quality education for Congolese children in Burundi: a human rights and refugee perspective 国际难民法对布隆迪境内刚果儿童优质教育的适用性:人权和难民观点
IF 3.5 1区 数学
Mathematical Models & Methods in Applied Sciences Pub Date : 2023-01-01 DOI: 10.12988/ams.2023.917368
Viateur Ndericimpaye
{"title":"Applicability of international refugee law to quality education for Congolese children in Burundi: a human rights and refugee perspective","authors":"Viateur Ndericimpaye","doi":"10.12988/ams.2023.917368","DOIUrl":"https://doi.org/10.12988/ams.2023.917368","url":null,"abstract":"The state of asylum or refugee situation, challenges the right to quality education and the approaches of countries are different from each other. This article analyzes the situation of the right to education of Congolese children who are housed in the refugee camps of Musasa in Burundi. Access to education, equal opportunity, the best interests of the child, and compliance with international commitments shape the landscape of the right to quality education. The article further shows that quality education for refugee children is precarious and poses many challenges in its implementation. This is further measured by the results collected from the school in MUSASA refugee camp. It is noted that in almost all school years the success rate is much lower than 50%. In addition, the implementation of the rights related to education by the state, such as Burundi, is a Utopia. The factors that are at the height of this success rate, are among others the qualification of teachers, the supervision of teachers and students, overcrowded classes lack of equipment and laboratory, discouragement of teachers due to the non-existent salary, resignation from the teaching career due to lack of sufficient salary etc. In addition, it has been","PeriodicalId":49860,"journal":{"name":"Mathematical Models & Methods in Applied Sciences","volume":"111 1","pages":""},"PeriodicalIF":3.5,"publicationDate":"2023-01-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"85805109","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":1,"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: 2
New approach of analysis of the relationship between two vertical multi-tables: SCIA2 method 两个垂直多表关系分析的新方法:SCIA2方法
1区 数学
Mathematical Models & Methods in Applied Sciences Pub Date : 2023-01-01 DOI: 10.12988/ams.2023.918526
Jose-Salathiel Kossa-Kongbowali
{"title":"New approach of analysis of the relationship between two vertical multi-tables: SCIA2 method","authors":"Jose-Salathiel Kossa-Kongbowali","doi":"10.12988/ams.2023.918526","DOIUrl":"https://doi.org/10.12988/ams.2023.918526","url":null,"abstract":"In this paper, we propose a new method called Simultaneous Co-Inertia Analysis type 2 (SCIA2), which is a new approach of Simultaneous Co-Inertia Analysis (SCIA) in the context of two vertical multi-tables. The objective is to study the stability of the relationships be-tween pairs of tables having the same individuals, by constructing the common axes of representation of variables and individuals simultaneously, that is to say to construct in a single move, a orthogonal matrix containing the solutions. In ecology by example, this method consisting being describe the evolution of the fauna-environment relationship from one season to another. This method was programmed with the software scilab and the charts with the software R.","PeriodicalId":49860,"journal":{"name":"Mathematical Models & Methods in Applied Sciences","volume":"279 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2023-01-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"135701418","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":1,"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 strong convergence for solutions of pseudomonotone variational inequality problem in Banach spaces Banach空间中伪单调变分不等式问题解的强收敛性
IF 3.5 1区 数学
Mathematical Models & Methods in Applied Sciences Pub Date : 2023-01-01 DOI: 10.12988/ams.2023.917391
Xin Chang, Muyuan Liu, Liang Yan
{"title":"The strong convergence for solutions of pseudomonotone variational inequality problem in Banach spaces","authors":"Xin Chang, Muyuan Liu, Liang Yan","doi":"10.12988/ams.2023.917391","DOIUrl":"https://doi.org/10.12988/ams.2023.917391","url":null,"abstract":"In this paper, based on the line-search technique, an iteration method to solve pseudomonotone variational inequality problem in 2-uniformly convex Banach spaces is introduced. The iteration scheme presented in this paper is proved to converge strongly to a solution of the pseudomonotone variational inequality problem. Our result extends the main result in [4]","PeriodicalId":49860,"journal":{"name":"Mathematical Models & Methods in Applied Sciences","volume":"28 4C 1","pages":""},"PeriodicalIF":3.5,"publicationDate":"2023-01-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"77635823","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":1,"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
Existence of positive solutions for a p-Laplacian type fractional differential equation with boundary conditions 一类带边界条件的p- laplace型分数阶微分方程正解的存在性
IF 3.5 1区 数学
Mathematical Models & Methods in Applied Sciences Pub Date : 2023-01-01 DOI: 10.12988/ams.2023.917472
Ningjing Li, Xiaofei He, Xinyu Pan
{"title":"Existence of positive solutions for a p-Laplacian type fractional differential equation with boundary conditions","authors":"Ningjing Li, Xiaofei He, Xinyu Pan","doi":"10.12988/ams.2023.917472","DOIUrl":"https://doi.org/10.12988/ams.2023.917472","url":null,"abstract":"This article uses Green’s function and Banach fixed point theorem to study the existence of solutions for boundary value problems of a class of fractional order differential equations with p -Laplacian operators","PeriodicalId":49860,"journal":{"name":"Mathematical Models & Methods in Applied Sciences","volume":"34 1","pages":""},"PeriodicalIF":3.5,"publicationDate":"2023-01-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"73854377","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":1,"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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