{"id":"https://openalex.org/W4244527768","doi":"https://doi.org/10.2307/2689405","title":"Problems","display_name":"Problems","publication_year":1986,"publication_date":"1986-12-01","ids":{"openalex":"https://openalex.org/W4244527768","doi":"https://doi.org/10.2307/2689405"},"language":"en","primary_location":{"id":"doi:10.2307/2689405","doi":"https://doi.org/10.2307/2689405","is_oa":false,"landing_page_url":"https://doi.org/10.2307/2689405","pdf_url":null,"source":{"id":"https://openalex.org/S81587429","display_name":"Mathematics Magazine","issn_l":"0025-570X","issn":["0025-570X","1930-0980"],"is_oa":false,"is_in_doaj":false,"is_core":false,"listed_in":["anvur-scientific","jufo-1","norway-1","poland-20","russia-white-list-4"],"host_organization":"https://openalex.org/P4310320547","host_organization_name":"Taylor & Francis","host_organization_lineage":["https://openalex.org/P4310320547","https://openalex.org/P4310320449"],"host_organization_lineage_names":["Taylor & Francis","Informa"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Mathematics Magazine","raw_type":"journal-article"},"volume":null,"type":"article","indexed_in":["crossref"],"open_access":{"is_oa":false,"oa_status":"closed","oa_url":null,"any_repository_has_fulltext":false},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5086176770","display_name":"Sydney Bulman\u2010Fleming","orcid":null,"observed_orcids":[]},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"Sydney Bulman-Fleming","raw_affiliation_strings":[],"raw_orcid":null,"affiliations":[]},{"author_position":"middle","author":{"id":"https://openalex.org/A5012912944","display_name":"Gerald A. Heuer","orcid":null,"observed_orcids":[]},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"Gerald A. Heuer","raw_affiliation_strings":[],"raw_orcid":null,"affiliations":[]},{"author_position":"middle","author":{"id":"https://openalex.org/A5078928033","display_name":"Ambati Jaya Krishna","orcid":null,"observed_orcids":[]},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"Ambati Jaya Krishna","raw_affiliation_strings":[],"raw_orcid":null,"affiliations":[]},{"author_position":"middle","author":{"id":"https://openalex.org/A5008396300","display_name":"Gomathi S. Rao","orcid":null,"observed_orcids":[]},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"Gomathi S. Rao","raw_affiliation_strings":[],"raw_orcid":null,"affiliations":[]},{"author_position":"middle","author":{"id":"https://openalex.org/A5039210278","display_name":"Harry D. Ruderman","orcid":null,"observed_orcids":[]},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"Harry D. Ruderman","raw_affiliation_strings":[],"raw_orcid":null,"affiliations":[]},{"author_position":"middle","author":{"id":"https://openalex.org/A5003029154","display_name":"R. S. Luthar","orcid":null,"observed_orcids":[]},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"R. S. Luthar","raw_affiliation_strings":[],"raw_orcid":null,"affiliations":[]},{"author_position":"middle","author":{"id":"https://openalex.org/A5011124440","display_name":"David Callan","orcid":null,"observed_orcids":[]},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"David Callan","raw_affiliation_strings":[],"raw_orcid":null,"affiliations":[]},{"author_position":"middle","author":{"id":"https://openalex.org/A5031947297","display_name":"Norman Schaumberger","orcid":null,"observed_orcids":[]},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"Norman Schaumberger","raw_affiliation_strings":[],"raw_orcid":null,"affiliations":[]},{"author_position":"middle","author":{"id":"https://openalex.org/A5034612476","display_name":"L. Matthew Christophe","orcid":null,"observed_orcids":[]},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"L. Matthew Christophe,","raw_affiliation_strings":[],"raw_orcid":null,"affiliations":[]},{"author_position":"middle","author":{"id":"https://openalex.org/A5064547702","display_name":"G. A. Edgar","orcid":null,"observed_orcids":[]},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"G. A. Edgar","raw_affiliation_strings":[],"raw_orcid":null,"affiliations":[]},{"author_position":"middle","author":{"id":"https://openalex.org/A5112248956","display_name":"Tadeusz Figiel","orcid":null,"observed_orcids":[]},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"Tadeusz Figiel","raw_affiliation_strings":[],"raw_orcid":null,"affiliations":[]},{"author_position":"middle","author":{"id":"https://openalex.org/A5081312315","display_name":"Jeff Benedict","orcid":null,"observed_orcids":[]},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"Jeff Benedict","raw_affiliation_strings":[],"raw_orcid":null,"affiliations":[]},{"author_position":"middle","author":{"id":"https://openalex.org/A5034540754","display_name":"Bjorn Poonen","orcid":"https://orcid.org/0000-0002-8593-2792","observed_orcids":["https://orcid.org/0000-0002-8593-2792"]},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"Bjorn Poonen","raw_affiliation_strings":[],"raw_orcid":null,"affiliations":[]},{"author_position":"middle","author":{"id":"https://openalex.org/A5058999096","display_name":"Simon Tavar\u00e9","orcid":"https://orcid.org/0000-0002-3716-4952","observed_orcids":["https://orcid.org/0000-0002-3716-4952"]},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"Simon Tavare","raw_affiliation_strings":[],"raw_orcid":null,"affiliations":[]},{"author_position":"middle","author":{"id":"https://openalex.org/A5051665921","display_name":"Roger L. Creech","orcid":null,"observed_orcids":[]},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"Roger L. Creech","raw_affiliation_strings":[],"raw_orcid":null,"affiliations":[]},{"author_position":"middle","author":{"id":null,"display_name":"Dennis Hamlin","orcid":null,"observed_orcids":[]},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"Dennis Hamlin","raw_affiliation_strings":[],"raw_orcid":null,"affiliations":[]},{"author_position":"middle","author":{"id":"https://openalex.org/A5024394736","display_name":"Lawrence Kuipers","orcid":null,"observed_orcids":[]},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"L. Kuipers","raw_affiliation_strings":[],"raw_orcid":null,"affiliations":[]},{"author_position":"middle","author":{"id":"https://openalex.org/A5060601099","display_name":"W. Weston Meyer","orcid":null,"observed_orcids":[]},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"W. Weston Meyer","raw_affiliation_strings":[],"raw_orcid":null,"affiliations":[]},{"author_position":"last","author":{"id":"https://openalex.org/A5074770884","display_name":"Erzo R. Gentile","orcid":null,"observed_orcids":[]},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"Erzo R. Gentile","raw_affiliation_strings":[],"raw_orcid":null,"affiliations":[]}],"institutions":[],"countries_distinct_count":0,"institutions_distinct_count":0,"corresponding_author_ids":[],"corresponding_institution_ids":[],"apc_list":null,"apc_paid":null,"fwci":null,"has_fulltext":false,"cited_by_count":0,"citation_normalized_percentile":null,"cited_by_percentile_year":null,"biblio":{"volume":"59","issue":"5","first_page":"297","last_page":"297"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":null,"topics":[],"keywords":[],"concepts":[{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.8562802076339722}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.2307/2689405","doi":"https://doi.org/10.2307/2689405","is_oa":false,"landing_page_url":"https://doi.org/10.2307/2689405","pdf_url":null,"source":{"id":"https://openalex.org/S81587429","display_name":"Mathematics Magazine","issn_l":"0025-570X","issn":["0025-570X","1930-0980"],"is_oa":false,"is_in_doaj":false,"is_core":false,"listed_in":["anvur-scientific","jufo-1","norway-1","poland-20","russia-white-list-4"],"host_organization":"https://openalex.org/P4310320547","host_organization_name":"Taylor & Francis","host_organization_lineage":["https://openalex.org/P4310320547","https://openalex.org/P4310320449"],"host_organization_lineage_names":["Taylor & Francis","Informa"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Mathematics Magazine","raw_type":"journal-article"}],"best_oa_location":null,"sustainable_development_goals":[],"study_designs":[],"awards":[],"funders":[],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":0,"referenced_works":[],"related_works":["https://openalex.org/W4254168087"],"abstract_inverted_index":{"Sydney":[0],"Bulman-Fleming,":[1],"Edward":[2],"T.":[3],"H.":[4],"Wang,":[5],"Gerald":[6],"A.":[7,30],"Heuer,":[8],"Ambati":[9],"Jaya":[10],"Krishna,":[11],"Gomathi":[12],"S.":[13,19],"Rao,":[14],"Harry":[15],"D.":[16],"Ruderman,":[17],"R.":[18,51],"Luthar,":[20],"David":[21],"Callan,":[22],"Norman":[23],"Schaumberger,":[24],"L.":[25,41,45],"Matthew":[26],"Christophe,":[27],"Jr.,":[28],"G.":[29],"Edgar,":[31],"Tadeusz":[32],"Figiel,":[33],"Jeff":[34],"Benedict,":[35],"Bjorn":[36],"Poonen,":[37],"Simon":[38],"Tavare,":[39],"Roger":[40],"Creech,":[42],"Dennis":[43],"Hamlin,":[44],"Kuipers,":[46],"W.":[47],"Weston":[48],"Meyer,":[49],"Erzo":[50],"Gentile,":[52],"Problems,":[53],"Mathematics":[54],"Magazine,":[55],"Vol.":[56],"59,":[57],"No.":[58],"5":[59],"(Dec.,":[60],"1986),":[61],"pp.":[62],"297-305":[63]},"counts_by_year":[],"updated_date":"2026-10-14T16:39:01.820549","created_date":"2022-05-12T00:00:00"}