Get quick answers to your questions about the article from our AI researcher chatbot
{'id': 'https://openalex.org/W2095163569', 'doi': 'https://doi.org/10.1090/s0002-9947-2014-06142-4', 'title': 'On the classification of fibrations', 'display_name': 'On the classification of fibrations', 'publication_year': 2014, 'publication_date': '2014-05-20', 'ids': {'openalex': 'https://openalex.org/W2095163569', 'doi': 'https://doi.org/10.1090/s0002-9947-2014-06142-4', 'mag': '2095163569'}, 'language': 'en', 'primary_location': {'is_oa': True, 'landing_page_url': 'https://doi.org/10.1090/s0002-9947-2014-06142-4', 'pdf_url': None, 'source': {'id': 'https://openalex.org/S60030702', 'display_name': 'Transactions of the American Mathematical Society', 'issn_l': '0002-9947', 'issn': ['0002-9947', '1088-6850'], 'is_oa': False, 'is_in_doaj': False, 'is_core': True, 'host_organization': 'https://openalex.org/P4310315719', 'host_organization_name': 'American Mathematical Society', 'host_organization_lineage': ['https://openalex.org/P4310315719'], 'host_organization_lineage_names': ['American Mathematical Society'], 'type': 'journal'}, 'license': 'publisher-specific-oa', 'license_id': 'https://openalex.org/licenses/publisher-specific-oa', 'version': 'acceptedVersion', 'is_accepted': True, 'is_published': False}, 'type': 'article', 'type_crossref': 'journal-article', 'indexed_in': ['crossref'], 'open_access': {'is_oa': True, 'oa_status': 'hybrid', 'oa_url': 'https://doi.org/10.1090/s0002-9947-2014-06142-4', 'any_repository_has_fulltext': True}, 'authorships': [{'author_position': 'first', 'author': {'id': 'https://openalex.org/A5036787897', 'display_name': 'Martin Blomgren', 'orcid': None}, 'institutions': [{'id': 'https://openalex.org/I4210147696', 'display_name': 'Tekniska Högskolans Studentkår', 'ror': 'https://ror.org/0519hrc61', 'country_code': 'SE', 'type': 'education', 'lineage': ['https://openalex.org/I4210147696']}], 'countries': ['SE'], 'is_corresponding': False, 'raw_author_name': 'M. Blomgren', 'raw_affiliation_strings': ['Department of Mathematics, KTH, S 10044 Stockholm, Sweden'], 'affiliations': [{'raw_affiliation_string': 'Department of Mathematics, KTH, S 10044 Stockholm, Sweden', 'institution_ids': ['https://openalex.org/I4210147696']}]}, {'author_position': 'last', 'author': {'id': 'https://openalex.org/A5102765156', 'display_name': 'Wojciech Chachólski', 'orcid': 'https://orcid.org/0000-0001-5459-3161'}, 'institutions': [{'id': 'https://openalex.org/I4210147696', 'display_name': 'Tekniska Högskolans Studentkår', 'ror': 'https://ror.org/0519hrc61', 'country_code': 'SE', 'type': 'education', 'lineage': ['https://openalex.org/I4210147696']}], 'countries': ['SE'], 'is_corresponding': False, 'raw_author_name': 'W. Chachólski', 'raw_affiliation_strings': ['Department of Mathematics, KTH, S 10044 Stockholm, Sweden'], 'affiliations': [{'raw_affiliation_string': 'Department of Mathematics, KTH, S 10044 Stockholm, Sweden', 'institution_ids': ['https://openalex.org/I4210147696']}]}], 'countries_distinct_count': 1, 'institutions_distinct_count': 1, 'corresponding_author_ids': [], 'corresponding_institution_ids': [], 'apc_list': None, 'apc_paid': None, 'fwci': 0.349, 'has_fulltext': True, 'fulltext_origin': 'pdf', 'cited_by_count': 7, 'citation_normalized_percentile': {'value': 0.698485, 'is_in_top_1_percent': False, 'is_in_top_10_percent': False}, 'cited_by_percentile_year': {'min': 83, 'max': 84}, 'biblio': {'volume': '367', 'issue': '1', 'first_page': '519', 'last_page': '557'}, 'is_retracted': False, 'is_paratext': False, 'primary_topic': {'id': 'https://openalex.org/T10896', 'display_name': 'Deformation Quantization of Poisson Manifolds', 'score': 0.9999, 'subfield': {'id': 'https://openalex.org/subfields/2610', 'display_name': 'Mathematical Physics'}, '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/T10896', 'display_name': 'Deformation Quantization of Poisson Manifolds', 'score': 0.9999, 'subfield': {'id': 'https://openalex.org/subfields/2610', 'display_name': 'Mathematical Physics'}, '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/T10287', 'display_name': 'Cluster Algebras and Triangulated Categories', 'score': 0.9935, '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/T11673', 'display_name': 'Deformations and Structures of Hom-Lie Algebras', 'score': 0.9928, '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'}}], 'keywords': [{'id': 'https://openalex.org/keywords/cofibration', 'display_name': 'Cofibration', 'score': 0.63289905}, {'id': 'https://openalex.org/keywords/base', 'display_name': 'Base (topology)', 'score': 0.54044473}, {'id': 'https://openalex.org/keywords/homotopy-theory', 'display_name': 'Homotopy Theory', 'score': 0.526973}, {'id': 'https://openalex.org/keywords/modular-tensor-categories', 'display_name': 'Modular Tensor Categories', 'score': 0.513303}, {'id': 'https://openalex.org/keywords/classifying-space', 'display_name': 'Classifying space', 'score': 0.4223939}, {'id': 'https://openalex.org/keywords/model-category', 'display_name': 'Model category', 'score': 0.41744983}], 'concepts': [{'id': 'https://openalex.org/C33923547', 'wikidata': 'https://www.wikidata.org/wiki/Q395', 'display_name': 'Mathematics', 'level': 0, 'score': 0.91951}, {'id': 'https://openalex.org/C5961521', 'wikidata': 'https://www.wikidata.org/wiki/Q746083', 'display_name': 'Homotopy', 'level': 2, 'score': 0.8110213}, {'id': 'https://openalex.org/C79236096', 'wikidata': 'https://www.wikidata.org/wiki/Q14775269', 'display_name': 'Homotopy category', 'level': 3, 'score': 0.6614767}, {'id': 'https://openalex.org/C150275644', 'wikidata': 'https://www.wikidata.org/wiki/Q1048949', 'display_name': 'Cofibration', 'level': 5, 'score': 0.63289905}, {'id': 'https://openalex.org/C191752858', 'wikidata': 'https://www.wikidata.org/wiki/Q6358325', 'display_name': 'n-connected', 'level': 3, 'score': 0.6097128}, {'id': 'https://openalex.org/C202444582', 'wikidata': 'https://www.wikidata.org/wiki/Q837863', 'display_name': 'Pure mathematics', 'level': 1, 'score': 0.59379816}, {'id': 'https://openalex.org/C54486226', 'wikidata': 'https://www.wikidata.org/wiki/Q493941', 'display_name': 'Fibration', 'level': 3, 'score': 0.57900524}, {'id': 'https://openalex.org/C2777299769', 'wikidata': 'https://www.wikidata.org/wiki/Q3707858', 'display_name': 'Type (biology)', 'level': 2, 'score': 0.55543613}, {'id': 'https://openalex.org/C42058472', 'wikidata': 'https://www.wikidata.org/wiki/Q810214', 'display_name': 'Base (topology)', 'level': 2, 'score': 0.54044473}, {'id': 'https://openalex.org/C168334404', 'wikidata': 'https://www.wikidata.org/wiki/Q7309601', 'display_name': 'Regular homotopy', 'level': 4, 'score': 0.4995315}, {'id': 'https://openalex.org/C18003601', 'wikidata': 'https://www.wikidata.org/wiki/Q5891833', 'display_name': 'Homotopy sphere', 'level': 4, 'score': 0.495823}, {'id': 'https://openalex.org/C2778572836', 'wikidata': 'https://www.wikidata.org/wiki/Q380933', 'display_name': 'Space (punctuation)', 'level': 2, 'score': 0.4514531}, {'id': 'https://openalex.org/C147688034', 'wikidata': 'https://www.wikidata.org/wiki/Q1626416', 'display_name': 'Homotopy group', 'level': 3, 'score': 0.42281857}, {'id': 'https://openalex.org/C64694042', 'wikidata': 'https://www.wikidata.org/wiki/Q5128445', 'display_name': 'Classifying space', 'level': 3, 'score': 0.4223939}, {'id': 'https://openalex.org/C131359564', 'wikidata': 'https://www.wikidata.org/wiki/Q1941896', 'display_name': 'Model category', 'level': 4, 'score': 0.41744983}, {'id': 'https://openalex.org/C73373263', 'wikidata': 'https://www.wikidata.org/wiki/Q845677', 'display_name': 'Moduli space', 'level': 2, 'score': 0.41351578}, {'id': 'https://openalex.org/C134306372', 'wikidata': 'https://www.wikidata.org/wiki/Q7754', 'display_name': 'Mathematical analysis', 'level': 1, 'score': 0.26011223}, {'id': 'https://openalex.org/C41008148', 'wikidata': 'https://www.wikidata.org/wiki/Q21198', 'display_name': 'Computer science', 'level': 0, 'score': 0.04776442}, {'id': 'https://openalex.org/C18903297', 'wikidata': 'https://www.wikidata.org/wiki/Q7150', 'display_name': 'Ecology', 'level': 1, '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/C111919701', 'wikidata': 'https://www.wikidata.org/wiki/Q9135', 'display_name': 'Operating system', 'level': 1, 'score': 0.0}], 'mesh': [], 'locations_count': 3, 'locations': [{'is_oa': True, 'landing_page_url': 'https://doi.org/10.1090/s0002-9947-2014-06142-4', 'pdf_url': None, 'source': {'id': 'https://openalex.org/S60030702', 'display_name': 'Transactions of the American Mathematical Society', 'issn_l': '0002-9947', 'issn': ['0002-9947', '1088-6850'], 'is_oa': False, 'is_in_doaj': False, 'is_core': True, 'host_organization': 'https://openalex.org/P4310315719', 'host_organization_name': 'American Mathematical Society', 'host_organization_lineage': ['https://openalex.org/P4310315719'], 'host_organization_lineage_names': ['American Mathematical Society'], 'type': 'journal'}, 'license': 'publisher-specific-oa', 'license_id': 'https://openalex.org/licenses/publisher-specific-oa', 'version': 'acceptedVersion', 'is_accepted': True, 'is_published': False}, {'is_oa': True, 'landing_page_url': 'https://arxiv.org/abs/1206.4443', 'pdf_url': 'https://arxiv.org/pdf/1206.4443', 'source': {'id': 'https://openalex.org/S4306400194', 'display_name': 'arXiv (Cornell University)', 'issn_l': None, 'issn': None, 'is_oa': True, 'is_in_doaj': False, 'is_core': False, 'host_organization': 'https://openalex.org/I205783295', 'host_organization_name': 'Cornell University', 'host_organization_lineage': ['https://openalex.org/I205783295'], 'host_organization_lineage_names': ['Cornell University'], 'type': 'repository'}, 'license': None, 'license_id': None, 'version': 'submittedVersion', 'is_accepted': False, 'is_published': False}, {'is_oa': True, 'landing_page_url': None, 'pdf_url': 'https://arxiv.org/pdf/1206.4443.pdf', 'source': {'id': 'https://openalex.org/S4306400194', 'display_name': 'arXiv (Cornell University)', 'issn_l': None, 'issn': None, 'is_oa': True, 'is_in_doaj': False, 'is_core': False, 'host_organization': 'https://openalex.org/I205783295', 'host_organization_name': 'Cornell University', 'host_organization_lineage': ['https://openalex.org/I205783295'], 'host_organization_lineage_names': ['Cornell University'], 'type': 'repository'}, 'license': None, 'license_id': None, 'version': 'submittedVersion', 'is_accepted': False, 'is_published': False}], 'best_oa_location': {'is_oa': True, 'landing_page_url': 'https://doi.org/10.1090/s0002-9947-2014-06142-4', 'pdf_url': None, 'source': {'id': 'https://openalex.org/S60030702', 'display_name': 'Transactions of the American Mathematical Society', 'issn_l': '0002-9947', 'issn': ['0002-9947', '1088-6850'], 'is_oa': False, 'is_in_doaj': False, 'is_core': True, 'host_organization': 'https://openalex.org/P4310315719', 'host_organization_name': 'American Mathematical Society', 'host_organization_lineage': ['https://openalex.org/P4310315719'], 'host_organization_lineage_names': ['American Mathematical Society'], 'type': 'journal'}, 'license': 'publisher-specific-oa', 'license_id': 'https://openalex.org/licenses/publisher-specific-oa', 'version': 'acceptedVersion', 'is_accepted': True, 'is_published': False}, 'sustainable_development_goals': [{'display_name': 'Reduced inequalities', 'score': 0.61, 'id': 'https://metadata.un.org/sdg/10'}], 'grants': [], 'datasets': [], 'versions': [], 'referenced_works_count': 21, 'referenced_works': ['https://openalex.org/W1530632394', 'https://openalex.org/W1574866063', 'https://openalex.org/W1963761593', 'https://openalex.org/W1974754663', 'https://openalex.org/W1991047320', 'https://openalex.org/W2024954356', 'https://openalex.org/W2028014686', 'https://openalex.org/W2043445128', 'https://openalex.org/W2051916459', 'https://openalex.org/W2063871813', 'https://openalex.org/W2067166245', 'https://openalex.org/W2129186906', 'https://openalex.org/W2152915636', 'https://openalex.org/W2159653452', 'https://openalex.org/W2962830947', 'https://openalex.org/W4213201555', 'https://openalex.org/W4235731883', 'https://openalex.org/W4236256974', 'https://openalex.org/W4239720195', 'https://openalex.org/W4246016820', 'https://openalex.org/W94242635'], 'related_works': ['https://openalex.org/W37325539', 'https://openalex.org/W3141701452', 'https://openalex.org/W2952558250', 'https://openalex.org/W2952105607', 'https://openalex.org/W2804066429', 'https://openalex.org/W2058000503', 'https://openalex.org/W1990738469', 'https://openalex.org/W1936971149', 'https://openalex.org/W1522115346', 'https://openalex.org/W121514703'], 'abstract_inverted_index': {'We': [0], 'identify': [1], 'the': [2, 6, 16, 19, 26], 'homotopy': [3, 13, 20], 'type': [4, 14], 'of': [5, 8, 15, 28], 'moduli': [7], 'maps': [9], 'with': [10], 'a': [11], 'given': [12], 'base': [17], 'and': [18, 31], 'fiber.': [21], 'A': [22], 'new': [23], 'model': [24], 'for': [25], 'space': [27, 34], 'weak': [29], 'equivalences': [30], 'its': [32], 'classifying': [33], 'is': [35], 'given.': [36]}, 'cited_by_api_url': 'https://api.openalex.org/works?filter=cites:W2095163569', 'counts_by_year': [{'year': 2022, 'cited_by_count': 1}, {'year': 2020, 'cited_by_count': 2}, {'year': 2019, 'cited_by_count': 1}, {'year': 2018, 'cited_by_count': 1}, {'year': 2014, 'cited_by_count': 2}], 'updated_date': '2024-09-13T04:32:09.699851', 'created_date': '2016-06-24'}