[{"oa_version":"None","date_created":"2018-12-11T12:06:51Z","date_updated":"2022-02-10T10:56:49Z","author":[{"id":"3FB178DA-F248-11E8-B48F-1D18A9856A87","orcid":"0000-0002-9823-6833","first_name":"Herbert","last_name":"Edelsbrunner","full_name":"Edelsbrunner, Herbert"}],"publisher":"ACM","title":"An acyclicity theorem for cell complexes in d dimension","status":"public","publication_status":"published","_id":"4085","year":"1989","user_id":"ea97e931-d5af-11eb-85d4-e6957dddbf17","extern":"1","publist_id":"2033","abstract":[{"lang":"eng","text":"Let C be a cell complex in d-dimensional Euclidean space whose faces are obtained by orthogonal projection of the faces of a convex polytope in d + 1 dimensions. For example, the Delaunay triangulation of a finite point set is such a cell complex. This paper shows that the in_front/behind relation defined for the faces of C with respect to any fixed viewpoint x is acyclic. This result has applications to hidden line/surface removal and other problems in computational geometry."}],"type":"conference","language":[{"iso":"eng"}],"doi":"10.1145/73833.73850","date_published":"1989-06-01T00:00:00Z","conference":{"start_date":"1989-06-05","location":"Saarbruchen, Germany","end_date":"1989-06-07","name":"SCG: Symposium on Computational Geometry"},"page":"145 - 151","quality_controlled":"1","citation":{"ama":"Edelsbrunner H. An acyclicity theorem for cell complexes in d dimension. In: Proceedings of the 5th Annual Symposium on Computational Geometry. ACM; 1989:145-151. doi:10.1145/73833.73850","ieee":"H. Edelsbrunner, “An acyclicity theorem for cell complexes in d dimension,” in Proceedings of the 5th annual symposium on Computational geometry, Saarbruchen, Germany, 1989, pp. 145–151.","apa":"Edelsbrunner, H. (1989). An acyclicity theorem for cell complexes in d dimension. In Proceedings of the 5th annual symposium on Computational geometry (pp. 145–151). Saarbruchen, Germany: ACM. https://doi.org/10.1145/73833.73850","ista":"Edelsbrunner H. 1989. An acyclicity theorem for cell complexes in d dimension. Proceedings of the 5th annual symposium on Computational geometry. SCG: Symposium on Computational Geometry, 145–151.","short":"H. Edelsbrunner, in:, Proceedings of the 5th Annual Symposium on Computational Geometry, ACM, 1989, pp. 145–151.","mla":"Edelsbrunner, Herbert. “An Acyclicity Theorem for Cell Complexes in d Dimension.” Proceedings of the 5th Annual Symposium on Computational Geometry, ACM, 1989, pp. 145–51, doi:10.1145/73833.73850.","chicago":"Edelsbrunner, Herbert. “An Acyclicity Theorem for Cell Complexes in d Dimension.” In Proceedings of the 5th Annual Symposium on Computational Geometry, 145–51. ACM, 1989. https://doi.org/10.1145/73833.73850."},"main_file_link":[{"url":"https://dl.acm.org/doi/10.1145/73833.73850"}],"publication":"Proceedings of the 5th annual symposium on Computational geometry","article_processing_charge":"No","publication_identifier":{"isbn":["978-0-89791-318-8"]},"month":"06","day":"01","scopus_import":"1"}]