{"id":"https://openalex.org/W2049704718","doi":"https://doi.org/10.1007/s10623-005-6131-9","title":"Blocking Sets of Certain Line Sets Related to a Conic","display_name":"Blocking Sets of Certain Line Sets Related to a Conic","publication_year":2006,"publication_date":"2006-04-17","ids":{"openalex":"https://openalex.org/W2049704718","doi":"https://doi.org/10.1007/s10623-005-6131-9","mag":"2049704718"},"language":"en","primary_location":{"id":"doi:10.1007/s10623-005-6131-9","is_oa":false,"landing_page_url":"https://doi.org/10.1007/s10623-005-6131-9","pdf_url":null,"source":{"id":"https://openalex.org/S81616010","display_name":"Designs Codes and Cryptography","issn_l":"0925-1022","issn":["0925-1022","1573-7586"],"is_oa":false,"is_in_doaj":false,"is_core":true,"host_organization":"https://openalex.org/P4310319965","host_organization_name":"Springer Nature","host_organization_lineage":["https://openalex.org/P4310319965"],"host_organization_lineage_names":["Springer Nature"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Designs, Codes and Cryptography","raw_type":"journal-article"},"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/A5029175598","display_name":"Angela Aguglia","orcid":"https://orcid.org/0000-0001-6854-8679"},"institutions":[{"id":"https://openalex.org/I68618741","display_name":"Polytechnic University of Bari","ror":"https://ror.org/03c44v465","country_code":"IT","type":"education","lineage":["https://openalex.org/I68618741"]}],"countries":["IT"],"is_corresponding":true,"raw_author_name":"Angela Aguglia","raw_affiliation_strings":["Dipartimento di Matematica, Politecnico di Bari, Via Orabona, 70125, Bari, Italy","Dipartimento di Matematica, Politecnico di Bari, Bari, Italy 70125"],"affiliations":[{"raw_affiliation_string":"Dipartimento di Matematica, Politecnico di Bari, Via Orabona, 70125, Bari, Italy","institution_ids":["https://openalex.org/I68618741"]},{"raw_affiliation_string":"Dipartimento di Matematica, Politecnico di Bari, Bari, Italy 70125","institution_ids":["https://openalex.org/I68618741"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5003765065","display_name":"Massimo Giulietti","orcid":"https://orcid.org/0000-0001-9690-5661"},"institutions":[{"id":"https://openalex.org/I27483092","display_name":"University of Perugia","ror":"https://ror.org/00x27da85","country_code":"IT","type":"education","lineage":["https://openalex.org/I27483092"]}],"countries":["IT"],"is_corresponding":false,"raw_author_name":"Massimo Giulietti","raw_affiliation_strings":["Dipartimento di Matematica, Universit\u00e0 degli studi di Perugia, Via Vanvitelli 1, 06123, Perugia, Italy","Dipartimento di Matematica, Universit\u00e0 degli studi di Perugia, Perugia, Italy 06123#TAB#"],"affiliations":[{"raw_affiliation_string":"Dipartimento di Matematica, Universit\u00e0 degli studi di Perugia, Via Vanvitelli 1, 06123, Perugia, Italy","institution_ids":["https://openalex.org/I27483092"]},{"raw_affiliation_string":"Dipartimento di Matematica, Universit\u00e0 degli studi di Perugia, Perugia, Italy 06123#TAB#","institution_ids":["https://openalex.org/I27483092"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":2,"corresponding_author_ids":["https://openalex.org/A5029175598"],"corresponding_institution_ids":["https://openalex.org/I68618741"],"apc_list":{"value":2290,"currency":"EUR","value_usd":2890},"apc_paid":null,"fwci":0.0,"has_fulltext":false,"cited_by_count":9,"citation_normalized_percentile":{"value":0.14995716,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":89,"max":97},"biblio":{"volume":"39","issue":"3","first_page":"397","last_page":"405"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10849","display_name":"Finite Group Theory Research","score":0.9994000196456909,"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"}},"topics":[{"id":"https://openalex.org/T10849","display_name":"Finite Group Theory Research","score":0.9994000196456909,"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/T11797","display_name":"graph theory and CDMA systems","score":0.9993000030517578,"subfield":{"id":"https://openalex.org/subfields/2208","display_name":"Electrical and Electronic Engineering"},"field":{"id":"https://openalex.org/fields/22","display_name":"Engineering"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T11130","display_name":"Coding theory and cryptography","score":0.9991999864578247,"subfield":{"id":"https://openalex.org/subfields/1702","display_name":"Artificial Intelligence"},"field":{"id":"https://openalex.org/fields/17","display_name":"Computer Science"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}}],"keywords":[{"id":"https://openalex.org/keywords/conic-section","display_name":"Conic section","score":0.9750402569770813},{"id":"https://openalex.org/keywords/tangent","display_name":"Tangent","score":0.744722843170166},{"id":"https://openalex.org/keywords/line-at-infinity","display_name":"Line at infinity","score":0.6950041651725769},{"id":"https://openalex.org/keywords/projective-plane","display_name":"Projective plane","score":0.6659756898880005},{"id":"https://openalex.org/keywords/line","display_name":"Line (geometry)","score":0.6401834487915039},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.625499963760376},{"id":"https://openalex.org/keywords/point","display_name":"Point (geometry)","score":0.6109520196914673},{"id":"https://openalex.org/keywords/combinatorics","display_name":"Combinatorics","score":0.6017249822616577},{"id":"https://openalex.org/keywords/plane","display_name":"Plane (geometry)","score":0.5894781947135925},{"id":"https://openalex.org/keywords/blocking-set","display_name":"Blocking set","score":0.5019311904907227},{"id":"https://openalex.org/keywords/blocking","display_name":"Blocking (statistics)","score":0.4443323612213135},{"id":"https://openalex.org/keywords/geometry","display_name":"Geometry","score":0.3748190999031067},{"id":"https://openalex.org/keywords/pure-mathematics","display_name":"Pure mathematics","score":0.34471631050109863},{"id":"https://openalex.org/keywords/projective-space","display_name":"Projective space","score":0.30333608388900757},{"id":"https://openalex.org/keywords/projective-line","display_name":"Projective line","score":0.2935583293437958},{"id":"https://openalex.org/keywords/projective-test","display_name":"Projective test","score":0.28710994124412537},{"id":"https://openalex.org/keywords/collineation","display_name":"Collineation","score":0.1070694625377655},{"id":"https://openalex.org/keywords/statistics","display_name":"Statistics","score":0.038903117179870605}],"concepts":[{"id":"https://openalex.org/C108598597","wikidata":"https://www.wikidata.org/wiki/Q124255","display_name":"Conic section","level":2,"score":0.9750402569770813},{"id":"https://openalex.org/C138187205","wikidata":"https://www.wikidata.org/wiki/Q131251","display_name":"Tangent","level":2,"score":0.744722843170166},{"id":"https://openalex.org/C15751092","wikidata":"https://www.wikidata.org/wiki/Q2130665","display_name":"Line at infinity","level":5,"score":0.6950041651725769},{"id":"https://openalex.org/C39290043","wikidata":"https://www.wikidata.org/wiki/Q1475760","display_name":"Projective plane","level":3,"score":0.6659756898880005},{"id":"https://openalex.org/C198352243","wikidata":"https://www.wikidata.org/wiki/Q37105","display_name":"Line (geometry)","level":2,"score":0.6401834487915039},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.625499963760376},{"id":"https://openalex.org/C28719098","wikidata":"https://www.wikidata.org/wiki/Q44946","display_name":"Point (geometry)","level":2,"score":0.6109520196914673},{"id":"https://openalex.org/C114614502","wikidata":"https://www.wikidata.org/wiki/Q76592","display_name":"Combinatorics","level":1,"score":0.6017249822616577},{"id":"https://openalex.org/C17825722","wikidata":"https://www.wikidata.org/wiki/Q17285","display_name":"Plane (geometry)","level":2,"score":0.5894781947135925},{"id":"https://openalex.org/C56952292","wikidata":"https://www.wikidata.org/wiki/Q17005980","display_name":"Blocking set","level":5,"score":0.5019311904907227},{"id":"https://openalex.org/C144745244","wikidata":"https://www.wikidata.org/wiki/Q4927286","display_name":"Blocking (statistics)","level":2,"score":0.4443323612213135},{"id":"https://openalex.org/C2524010","wikidata":"https://www.wikidata.org/wiki/Q8087","display_name":"Geometry","level":1,"score":0.3748190999031067},{"id":"https://openalex.org/C202444582","wikidata":"https://www.wikidata.org/wiki/Q837863","display_name":"Pure mathematics","level":1,"score":0.34471631050109863},{"id":"https://openalex.org/C75280867","wikidata":"https://www.wikidata.org/wiki/Q877775","display_name":"Projective space","level":3,"score":0.30333608388900757},{"id":"https://openalex.org/C90685605","wikidata":"https://www.wikidata.org/wiki/Q764115","display_name":"Projective line","level":4,"score":0.2935583293437958},{"id":"https://openalex.org/C177846678","wikidata":"https://www.wikidata.org/wiki/Q1501864","display_name":"Projective test","level":2,"score":0.28710994124412537},{"id":"https://openalex.org/C163434512","wikidata":"https://www.wikidata.org/wiki/Q390741","display_name":"Collineation","level":4,"score":0.1070694625377655},{"id":"https://openalex.org/C105795698","wikidata":"https://www.wikidata.org/wiki/Q12483","display_name":"Statistics","level":1,"score":0.038903117179870605},{"id":"https://openalex.org/C117220453","wikidata":"https://www.wikidata.org/wiki/Q5172842","display_name":"Correlation","level":2,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1007/s10623-005-6131-9","is_oa":false,"landing_page_url":"https://doi.org/10.1007/s10623-005-6131-9","pdf_url":null,"source":{"id":"https://openalex.org/S81616010","display_name":"Designs Codes and Cryptography","issn_l":"0925-1022","issn":["0925-1022","1573-7586"],"is_oa":false,"is_in_doaj":false,"is_core":true,"host_organization":"https://openalex.org/P4310319965","host_organization_name":"Springer Nature","host_organization_lineage":["https://openalex.org/P4310319965"],"host_organization_lineage_names":["Springer Nature"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Designs, Codes and Cryptography","raw_type":"journal-article"}],"best_oa_location":null,"sustainable_development_goals":[{"id":"https://metadata.un.org/sdg/13","score":0.49000000953674316,"display_name":"Climate action"}],"awards":[],"funders":[],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":11,"referenced_works":["https://openalex.org/W100593011","https://openalex.org/W1486896919","https://openalex.org/W1965142549","https://openalex.org/W1977219226","https://openalex.org/W1977918391","https://openalex.org/W1987308298","https://openalex.org/W1994353476","https://openalex.org/W1999367254","https://openalex.org/W2001935531","https://openalex.org/W2490728539","https://openalex.org/W2947205044"],"related_works":["https://openalex.org/W2461153739","https://openalex.org/W2087962219","https://openalex.org/W26771939","https://openalex.org/W2047714933","https://openalex.org/W2189442229","https://openalex.org/W1129002488","https://openalex.org/W2163340534","https://openalex.org/W2061350750","https://openalex.org/W2075026414","https://openalex.org/W2053832740"],"abstract_inverted_index":null,"counts_by_year":[{"year":2025,"cited_by_count":1},{"year":2021,"cited_by_count":2},{"year":2020,"cited_by_count":1},{"year":2019,"cited_by_count":1},{"year":2018,"cited_by_count":3},{"year":2016,"cited_by_count":1}],"updated_date":"2025-11-06T03:46:38.306776","created_date":"2025-10-10T00:00:00"}