Ramanujan JournalPub Date : 2023-05-02DOI: 10.1007/s11139-023-00723-3
P. Hadjicostas
{"title":"On the number of necklaces whose co-periods divide a given integer","authors":"P. Hadjicostas","doi":"10.1007/s11139-023-00723-3","DOIUrl":"https://doi.org/10.1007/s11139-023-00723-3","url":null,"abstract":"","PeriodicalId":54511,"journal":{"name":"Ramanujan Journal","volume":"61 1","pages":"1021 - 1035"},"PeriodicalIF":0.7,"publicationDate":"2023-05-02","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"46776027","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":3,"RegionCategory":"数学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
Ramanujan JournalPub Date : 2023-04-26DOI: 10.1007/s11139-023-00717-1
Anwesh Ray
{"title":"On large Iwasawa $$uplambda $$-invariants of imaginary quadratic function fields","authors":"Anwesh Ray","doi":"10.1007/s11139-023-00717-1","DOIUrl":"https://doi.org/10.1007/s11139-023-00717-1","url":null,"abstract":"","PeriodicalId":54511,"journal":{"name":"Ramanujan Journal","volume":"80 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2023-04-26","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"136320109","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":3,"RegionCategory":"数学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
Ramanujan JournalPub Date : 2023-04-26DOI: 10.1007/s11139-023-00711-7
Xixi Li
{"title":"Polynomization of the Liu–Zhang inequality for the overpartition function","authors":"Xixi Li","doi":"10.1007/s11139-023-00711-7","DOIUrl":"https://doi.org/10.1007/s11139-023-00711-7","url":null,"abstract":"","PeriodicalId":54511,"journal":{"name":"Ramanujan Journal","volume":"62 1","pages":"797 - 817"},"PeriodicalIF":0.7,"publicationDate":"2023-04-26","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"45748488","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":3,"RegionCategory":"数学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
Ramanujan JournalPub Date : 2023-04-10DOI: 10.1007/s11139-023-00702-8
Wenwen Lin, Wenjun Ma
{"title":"On values of Ramanujan’s tau function involving two prime factors","authors":"Wenwen Lin, Wenjun Ma","doi":"10.1007/s11139-023-00702-8","DOIUrl":"https://doi.org/10.1007/s11139-023-00702-8","url":null,"abstract":"","PeriodicalId":54511,"journal":{"name":"Ramanujan Journal","volume":" ","pages":""},"PeriodicalIF":0.7,"publicationDate":"2023-04-10","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"43414048","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":3,"RegionCategory":"数学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
Ramanujan JournalPub Date : 2023-04-06DOI: 10.1007/s11139-023-00700-w
Jinjiang Li, Fei Xue, Min Zhang
{"title":"A quaternary Diophantine inequality with prime numbers of a special form","authors":"Jinjiang Li, Fei Xue, Min Zhang","doi":"10.1007/s11139-023-00700-w","DOIUrl":"https://doi.org/10.1007/s11139-023-00700-w","url":null,"abstract":"","PeriodicalId":54511,"journal":{"name":"Ramanujan Journal","volume":"18 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2023-04-06","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"135836428","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":3,"RegionCategory":"数学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
Ramanujan JournalPub Date : 2023-04-03DOI: 10.1007/s11139-023-00721-5
Janet Dong, K. Ji
{"title":"Unimodality of partition polynomials related to Borwein’s conjecture","authors":"Janet Dong, K. Ji","doi":"10.1007/s11139-023-00721-5","DOIUrl":"https://doi.org/10.1007/s11139-023-00721-5","url":null,"abstract":"","PeriodicalId":54511,"journal":{"name":"Ramanujan Journal","volume":"61 1","pages":"1063 - 1076"},"PeriodicalIF":0.7,"publicationDate":"2023-04-03","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"49421604","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":3,"RegionCategory":"数学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
Ramanujan JournalPub Date : 2023-03-06DOI: 10.1007/s11139-022-00697-8
R. Chow, F. Jarvis
{"title":"A p-adic study of the Richelot isogeny with applications to periods of certain genus 2 curves","authors":"R. Chow, F. Jarvis","doi":"10.1007/s11139-022-00697-8","DOIUrl":"https://doi.org/10.1007/s11139-022-00697-8","url":null,"abstract":"","PeriodicalId":54511,"journal":{"name":"Ramanujan Journal","volume":"61 1","pages":"935 - 956"},"PeriodicalIF":0.7,"publicationDate":"2023-03-06","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"49288675","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":3,"RegionCategory":"数学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
Ramanujan JournalPub Date : 2023-03-06DOI: 10.1007/s11139-023-00704-6
B. Ramakrishnan, B. Sahu, Anup Kumar Singh
{"title":"A simple extension of Ramanujan–Serre derivative map and some applications","authors":"B. Ramakrishnan, B. Sahu, Anup Kumar Singh","doi":"10.1007/s11139-023-00704-6","DOIUrl":"https://doi.org/10.1007/s11139-023-00704-6","url":null,"abstract":"","PeriodicalId":54511,"journal":{"name":"Ramanujan Journal","volume":"61 1","pages":"1379-1410"},"PeriodicalIF":0.7,"publicationDate":"2023-03-06","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"46312664","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":3,"RegionCategory":"数学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}