{"id":"https://openalex.org/W2002632214","doi":"https://doi.org/10.1145/1067445.1067569","title":"Challenges in teaching the pumping lemma in automata theory course","display_name":"Challenges in teaching the pumping lemma in automata theory course","publication_year":2005,"publication_date":"2005-06-27","ids":{"openalex":"https://openalex.org/W2002632214","doi":"https://doi.org/10.1145/1067445.1067569","mag":"2002632214"},"language":"en","primary_location":{"id":"doi:10.1145/1067445.1067569","is_oa":false,"landing_page_url":"https://doi.org/10.1145/1067445.1067569","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Proceedings of the 10th annual SIGCSE conference on Innovation and technology in computer science education","raw_type":"proceedings-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/A5024268240","display_name":"Judith Gal\u2010Ezer","orcid":null},"institutions":[{"id":"https://openalex.org/I164950643","display_name":"Open University of Israel","ror":"https://ror.org/027z64205","country_code":"IL","type":"education","lineage":["https://openalex.org/I164950643"]}],"countries":["IL"],"is_corresponding":true,"raw_author_name":"Judith Gal-Ezer","raw_affiliation_strings":["Open University of Israel, Israel","Open University of Israel, Israel#TAB#"],"affiliations":[{"raw_affiliation_string":"Open University of Israel, Israel","institution_ids":["https://openalex.org/I164950643"]},{"raw_affiliation_string":"Open University of Israel, Israel#TAB#","institution_ids":["https://openalex.org/I164950643"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5018474212","display_name":"Mark Trakhtenbrot","orcid":null},"institutions":[{"id":"https://openalex.org/I164950643","display_name":"Open University of Israel","ror":"https://ror.org/027z64205","country_code":"IL","type":"education","lineage":["https://openalex.org/I164950643"]}],"countries":["IL"],"is_corresponding":false,"raw_author_name":"Mark Trakhtenbrot","raw_affiliation_strings":["Open University of Israel, Israel","Open University of Israel, Israel#TAB#"],"affiliations":[{"raw_affiliation_string":"Open University of Israel, Israel","institution_ids":["https://openalex.org/I164950643"]},{"raw_affiliation_string":"Open University of Israel, Israel#TAB#","institution_ids":["https://openalex.org/I164950643"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":2,"corresponding_author_ids":["https://openalex.org/A5024268240"],"corresponding_institution_ids":["https://openalex.org/I164950643"],"apc_list":null,"apc_paid":null,"fwci":0.0,"has_fulltext":false,"cited_by_count":4,"citation_normalized_percentile":{"value":0.16059427,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":89,"max":96},"biblio":{"volume":null,"issue":null,"first_page":"369","last_page":"369"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10533","display_name":"Teaching and Learning Programming","score":0.9887999892234802,"subfield":{"id":"https://openalex.org/subfields/1706","display_name":"Computer Science Applications"},"field":{"id":"https://openalex.org/fields/17","display_name":"Computer Science"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},"topics":[{"id":"https://openalex.org/T10533","display_name":"Teaching and Learning Programming","score":0.9887999892234802,"subfield":{"id":"https://openalex.org/subfields/1706","display_name":"Computer Science Applications"},"field":{"id":"https://openalex.org/fields/17","display_name":"Computer Science"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T10743","display_name":"Software Testing and Debugging Techniques","score":0.9447000026702881,"subfield":{"id":"https://openalex.org/subfields/1712","display_name":"Software"},"field":{"id":"https://openalex.org/fields/17","display_name":"Computer Science"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T13034","display_name":"Information Systems Education and Curriculum Development","score":0.9283000230789185,"subfield":{"id":"https://openalex.org/subfields/1710","display_name":"Information Systems"},"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/lemma","display_name":"Lemma (botany)","score":0.7597050070762634},{"id":"https://openalex.org/keywords/course","display_name":"Course (navigation)","score":0.7562329769134521},{"id":"https://openalex.org/keywords/automaton","display_name":"Automaton","score":0.7013087272644043},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.5660492181777954},{"id":"https://openalex.org/keywords/mathematics-education","display_name":"Mathematics education","score":0.4462679922580719},{"id":"https://openalex.org/keywords/theoretical-computer-science","display_name":"Theoretical computer science","score":0.3681347966194153},{"id":"https://openalex.org/keywords/calculus","display_name":"Calculus (dental)","score":0.34014734625816345},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.23274195194244385},{"id":"https://openalex.org/keywords/engineering","display_name":"Engineering","score":0.19345742464065552}],"concepts":[{"id":"https://openalex.org/C2777759810","wikidata":"https://www.wikidata.org/wiki/Q149316","display_name":"Lemma (botany)","level":3,"score":0.7597050070762634},{"id":"https://openalex.org/C2777552389","wikidata":"https://www.wikidata.org/wiki/Q1962728","display_name":"Course (navigation)","level":2,"score":0.7562329769134521},{"id":"https://openalex.org/C112505250","wikidata":"https://www.wikidata.org/wiki/Q787116","display_name":"Automaton","level":2,"score":0.7013087272644043},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.5660492181777954},{"id":"https://openalex.org/C145420912","wikidata":"https://www.wikidata.org/wiki/Q853077","display_name":"Mathematics education","level":1,"score":0.4462679922580719},{"id":"https://openalex.org/C80444323","wikidata":"https://www.wikidata.org/wiki/Q2878974","display_name":"Theoretical computer science","level":1,"score":0.3681347966194153},{"id":"https://openalex.org/C2777686260","wikidata":"https://www.wikidata.org/wiki/Q144037","display_name":"Calculus (dental)","level":2,"score":0.34014734625816345},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.23274195194244385},{"id":"https://openalex.org/C127413603","wikidata":"https://www.wikidata.org/wiki/Q11023","display_name":"Engineering","level":0,"score":0.19345742464065552},{"id":"https://openalex.org/C71924100","wikidata":"https://www.wikidata.org/wiki/Q11190","display_name":"Medicine","level":0,"score":0.0},{"id":"https://openalex.org/C86803240","wikidata":"https://www.wikidata.org/wiki/Q420","display_name":"Biology","level":0,"score":0.0},{"id":"https://openalex.org/C199343813","wikidata":"https://www.wikidata.org/wiki/Q12128","display_name":"Dentistry","level":1,"score":0.0},{"id":"https://openalex.org/C146978453","wikidata":"https://www.wikidata.org/wiki/Q3798668","display_name":"Aerospace engineering","level":1,"score":0.0},{"id":"https://openalex.org/C46757340","wikidata":"https://www.wikidata.org/wiki/Q43238","display_name":"Poaceae","level":2,"score":0.0},{"id":"https://openalex.org/C18903297","wikidata":"https://www.wikidata.org/wiki/Q7150","display_name":"Ecology","level":1,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1145/1067445.1067569","is_oa":false,"landing_page_url":"https://doi.org/10.1145/1067445.1067569","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Proceedings of the 10th annual SIGCSE conference on Innovation and technology in computer science education","raw_type":"proceedings-article"}],"best_oa_location":null,"sustainable_development_goals":[],"awards":[],"funders":[],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":0,"referenced_works":[],"related_works":["https://openalex.org/W4318717247","https://openalex.org/W3006682748","https://openalex.org/W2267656092","https://openalex.org/W2317874921","https://openalex.org/W1097487277","https://openalex.org/W2736755255","https://openalex.org/W4362648715","https://openalex.org/W2009385780","https://openalex.org/W3082623308","https://openalex.org/W2124122503"],"abstract_inverted_index":{"No":[0],"abstract":[1],"available.":[2]},"counts_by_year":[{"year":2025,"cited_by_count":1},{"year":2016,"cited_by_count":2},{"year":2012,"cited_by_count":1}],"updated_date":"2025-11-06T03:46:38.306776","created_date":"2025-10-10T00:00:00"}
