{"id":"https://openalex.org/A5113039274","orcid":null,"observed_orcids":[],"display_name":"John R. Silvester","raw_author_names":["J R Silvester","J. R. Silvester","John R. Silvester","John Silvester"],"full_name":"John R. Silvester","works_count":45,"cited_by_count":655,"summary_stats":{"2yr_mean_citedness":0.0,"h_index":7,"i10_index":6},"ids":{"openalex":"https://openalex.org/A5113039274","orcid":null,"observed_orcids":[]},"affiliations":[{"institution":{"id":"https://openalex.org/I124357947","ror":"https://ror.org/04cw6st05","display_name":"University of London","country_code":"GB","type":"education","lineage":["https://openalex.org/I124357947"]},"years":[1980,1979,1973]},{"institution":{"id":"https://openalex.org/I183935753","ror":"https://ror.org/0220mzb33","display_name":"King's College London","country_code":"GB","type":"education","lineage":["https://openalex.org/I124357947","https://openalex.org/I183935753"]},"years":[2025,2023,2021,2018,2017,2012,2010,2009,2006,2004,2003,2002,2001,2000,1999,1997,1980,1979,1973]},{"institution":{"id":"https://openalex.org/I78577930","ror":"https://ror.org/00hj8s172","display_name":"Columbia University","country_code":"US","type":"education","lineage":["https://openalex.org/I78577930"]},"years":[2025,2023,2021,2020,2018,2017,2012,2010,2009,2006,2004,2003,2002,2000]}],"last_known_institutions":null,"topics":[{"id":"https://openalex.org/T12504","display_name":"Mathematics and Applications","count":32,"subfield":{"id":"https://openalex.org/subfields/2608","display_name":"Geometry and Topology"},"field":{"id":"https://openalex.org/fields/26","display_name":"Mathematics"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T10948","display_name":"Advanced Combinatorial Mathematics","count":23,"subfield":{"id":"https://openalex.org/subfields/2607","display_name":"Discrete Mathematics and Combinatorics"},"field":{"id":"https://openalex.org/fields/26","display_name":"Mathematics"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T12170","display_name":"History and Theory of Mathematics","count":15,"subfield":{"id":"https://openalex.org/subfields/1207","display_name":"History and Philosophy of Science"},"field":{"id":"https://openalex.org/fields/12","display_name":"Arts and Humanities"},"domain":{"id":"https://openalex.org/domains/2","display_name":"Social Sciences"}},{"id":"https://openalex.org/T10061","display_name":"Algebraic Geometry and Number Theory","count":9,"subfield":{"id":"https://openalex.org/subfields/2608","display_name":"Geometry and Topology"},"field":{"id":"https://openalex.org/fields/26","display_name":"Mathematics"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T11166","display_name":"Analytic Number Theory Research","count":5,"subfield":{"id":"https://openalex.org/subfields/2602","display_name":"Algebra and Number Theory"},"field":{"id":"https://openalex.org/fields/26","display_name":"Mathematics"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}}],"topic_share":[{"id":"https://openalex.org/T12504","display_name":"Mathematics and Applications","value":9.63e-05,"subfield":{"id":"https://openalex.org/subfields/2608","display_name":"Geometry and Topology"},"field":{"id":"https://openalex.org/fields/26","display_name":"Mathematics"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T10948","display_name":"Advanced Combinatorial Mathematics","value":6.05e-05,"subfield":{"id":"https://openalex.org/subfields/2607","display_name":"Discrete Mathematics and Combinatorics"},"field":{"id":"https://openalex.org/fields/26","display_name":"Mathematics"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T12170","display_name":"History and Theory of Mathematics","value":3.7e-05,"subfield":{"id":"https://openalex.org/subfields/1207","display_name":"History and Philosophy of Science"},"field":{"id":"https://openalex.org/fields/12","display_name":"Arts and Humanities"},"domain":{"id":"https://openalex.org/domains/2","display_name":"Social Sciences"}},{"id":"https://openalex.org/T11703","display_name":"Rings, Modules, and Algebras","value":2.35e-05,"subfield":{"id":"https://openalex.org/subfields/2602","display_name":"Algebra and Number Theory"},"field":{"id":"https://openalex.org/fields/26","display_name":"Mathematics"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T10061","display_name":"Algebraic Geometry and Number Theory","value":2.32e-05,"subfield":{"id":"https://openalex.org/subfields/2608","display_name":"Geometry and Topology"},"field":{"id":"https://openalex.org/fields/26","display_name":"Mathematics"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}}],"x_concepts":[{"id":"33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","score":0.8779547214508057},{"id":"114614502","wikidata":"https://www.wikidata.org/wiki/Q76592","display_name":"Combinatorics","score":0.8328251838684082},{"id":"2524010","wikidata":"https://www.wikidata.org/wiki/Q8087","display_name":"Geometry","score":0.800977349281311},{"id":"202444582","wikidata":"https://www.wikidata.org/wiki/Q837863","display_name":"Pure mathematics","score":0.6060609221458435},{"id":"41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","score":0.5217719674110413}],"counts_by_year":[{"year":1969,"works_count":1,"oa_works_count":1,"cited_by_count":0},{"year":1973,"works_count":1,"oa_works_count":0,"cited_by_count":0},{"year":1979,"works_count":1,"oa_works_count":0,"cited_by_count":0},{"year":1980,"works_count":1,"oa_works_count":0,"cited_by_count":0},{"year":1981,"works_count":1,"oa_works_count":0,"cited_by_count":0},{"year":1982,"works_count":1,"oa_works_count":0,"cited_by_count":0},{"year":1997,"works_count":1,"oa_works_count":0,"cited_by_count":0},{"year":1999,"works_count":1,"oa_works_count":0,"cited_by_count":0},{"year":2000,"works_count":1,"oa_works_count":1,"cited_by_count":0},{"year":2001,"works_count":13,"oa_works_count":1,"cited_by_count":0},{"year":2002,"works_count":1,"oa_works_count":0,"cited_by_count":0},{"year":2003,"works_count":3,"oa_works_count":1,"cited_by_count":0},{"year":2004,"works_count":1,"oa_works_count":0,"cited_by_count":0},{"year":2006,"works_count":2,"oa_works_count":0,"cited_by_count":0},{"year":2009,"works_count":1,"oa_works_count":0,"cited_by_count":0},{"year":2010,"works_count":2,"oa_works_count":2,"cited_by_count":0},{"year":2012,"works_count":1,"oa_works_count":0,"cited_by_count":18},{"year":2013,"works_count":0,"oa_works_count":0,"cited_by_count":28},{"year":2014,"works_count":0,"oa_works_count":0,"cited_by_count":22},{"year":2015,"works_count":0,"oa_works_count":0,"cited_by_count":22},{"year":2016,"works_count":0,"oa_works_count":0,"cited_by_count":25},{"year":2017,"works_count":1,"oa_works_count":0,"cited_by_count":26},{"year":2018,"works_count":3,"oa_works_count":0,"cited_by_count":34},{"year":2019,"works_count":0,"oa_works_count":0,"cited_by_count":38},{"year":2020,"works_count":1,"oa_works_count":0,"cited_by_count":41},{"year":2021,"works_count":2,"oa_works_count":0,"cited_by_count":39},{"year":2022,"works_count":1,"oa_works_count":0,"cited_by_count":25},{"year":2023,"works_count":2,"oa_works_count":0,"cited_by_count":46},{"year":2024,"works_count":0,"oa_works_count":0,"cited_by_count":43},{"year":2025,"works_count":1,"oa_works_count":0,"cited_by_count":50},{"year":2026,"works_count":1,"oa_works_count":0,"cited_by_count":23}],"display_name_alternatives":["J R Silvester","J. R. Silvester","John R. Silvester","John Silvester"],"block_key":"j silvester","works_api_url":"https://api.openalex.org/works?filter=author.id:A5113039274","awards_count":0,"updated_date":"2026-11-07T12:08:38","created_date":"2016-06-24T00:00:00"}