{"id":"https://openalex.org/A5025758767","orcid":null,"observed_orcids":[],"display_name":"Abdelkader Hamtat","raw_author_names":["Abdelkader HAMTAT","Abdelkader Hamtat","Hamttat A"],"full_name":"Abdelkader Hamtat","works_count":6,"cited_by_count":2,"summary_stats":{"2yr_mean_citedness":0.0,"h_index":1,"i10_index":0},"ids":{"openalex":"https://openalex.org/A5025758767","orcid":null,"observed_orcids":[]},"affiliations":[{"institution":{"id":"https://openalex.org/I157169809","ror":"https://ror.org/02kb89c09","display_name":"University of Sciences and Technology Houari Boumediene","country_code":"DZ","type":"education","lineage":["https://openalex.org/I157169809"]},"years":[2023,2017]},{"institution":{"id":"https://openalex.org/I4405252898","ror":"https://ror.org/003b7tf67","display_name":"Centre Universitaire Morsli Abdellah de Tipaza","country_code":"DZ","type":"education","lineage":["https://openalex.org/I4405252898"]},"years":[2023]}],"last_known_institutions":[{"id":"https://openalex.org/I157169809","ror":"https://ror.org/02kb89c09","display_name":"University of Sciences and Technology Houari Boumediene","country_code":"DZ","type":"education","lineage":["https://openalex.org/I157169809"]},{"id":"https://openalex.org/I4405252898","ror":"https://ror.org/003b7tf67","display_name":"Centre Universitaire Morsli Abdellah de Tipaza","country_code":"DZ","type":"education","lineage":["https://openalex.org/I4405252898"]}],"topics":[{"id":"https://openalex.org/T10061","display_name":"Algebraic Geometry and Number Theory","count":6,"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":4,"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/T10948","display_name":"Advanced Combinatorial Mathematics","count":2,"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/T11428","display_name":"Advanced Mathematical Identities","count":2,"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/T12396","display_name":"Advanced Differential Equations and Dynamical Systems","count":2,"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"}}],"topic_share":[{"id":"https://openalex.org/T11428","display_name":"Advanced Mathematical Identities","value":1.82e-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/T11166","display_name":"Analytic Number Theory Research","value":1.65e-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":1.41e-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/T12516","display_name":"Advanced Mathematical Theories and Applications","value":1.29e-05,"subfield":{"id":"https://openalex.org/subfields/3109","display_name":"Statistical and Nonlinear Physics"},"field":{"id":"https://openalex.org/fields/31","display_name":"Physics and Astronomy"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T12396","display_name":"Advanced Differential Equations and Dynamical Systems","value":8.5e-06,"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":"206530611","wikidata":"https://www.wikidata.org/wiki/Q905896","display_name":"Diophantine equation","score":0.9445000290870667},{"id":"33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","score":0.9014999866485596},{"id":"40621787","wikidata":"https://www.wikidata.org/wiki/Q16251580","display_name":"Diophantine set","score":0.7119195461273193},{"id":"114614502","wikidata":"https://www.wikidata.org/wiki/Q76592","display_name":"Combinatorics","score":0.4068000018596649},{"id":"202444582","wikidata":"https://www.wikidata.org/wiki/Q837863","display_name":"Pure mathematics","score":0.36119353771209717}],"counts_by_year":[{"year":2015,"works_count":1,"oa_works_count":1,"cited_by_count":0},{"year":2017,"works_count":2,"oa_works_count":1,"cited_by_count":0},{"year":2023,"works_count":3,"oa_works_count":1,"cited_by_count":1},{"year":2024,"works_count":0,"oa_works_count":0,"cited_by_count":1}],"display_name_alternatives":["Abdelkader HAMTAT","Abdelkader Hamtat","Hamttat A"],"block_key":"a hamtat","works_api_url":"https://api.openalex.org/works?filter=author.id:A5025758767","updated_date":"2026-10-28T12:34:19","created_date":"2016-10-14T00:00:00"}
