| dbo:abstract |
Στην αφηρημένη γεωμετρία, ένας ημικύβος είναι ένα αφηρημένο κανονικό πολύεδρο, που περιέχει το ήμισυ των επιφανειών του κύβου. (el) Duon-kubo estas , enhavanta duonon de edroj la de kubo. Ĝi ekzistas sur duonsfero kiu estas sinkoneksita kiel , do la kontraŭaj punktoj laŭ la rando estas koneksaj. Ĝi havas 3 kvadratajn edrojn, 6 laterojn, kaj 4 verticojn. (eo) In abstract geometry, a hemicube is an abstract, regular polyhedron, containing half the faces of a cube. (en) 在抽象幾何學中，立方體半形是一種僅由一半數量的立方體面構成的抽象多面體。這個抽象多面體與立方體類似，它們的每個頂點都是3個正方形的公共頂點，然而立方體有6個面，而立方體半形僅有3個面；同時，這個立體無法嵌入在三維歐幾里得空間中。在拓樸學上，其可以視為正四面體的皮特里對偶。 (zh) |
| dbo:thumbnail |
wiki-commons:Special:FilePath/Hemicube.svg?width=300 |
| dbo:wikiPageExternalLink |
http://www.weddslist.com/rmdb/map.php%3Fa=N1.1p https://books.google.com/books%3Fid=JfmlMYe6MJgC&pg=PA162 |
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dbr:Projective_plane dbr:Cube dbr:Complete_graph dbr:Geometry dbc:Projective_polyhedra dbr:Hemi-dodecahedron dbr:Hemi-icosahedron dbr:Hemi-octahedron dbr:Abstract_regular_polyhedron dbr:Graph_theory dbr:Tessellation dbr:Projective_polyhedron dbr:Regular_polyhedron dbr:Tetrahedron dbr:Abstract_polytope dbr:Sphere dbr:Square_(geometry) dbr:Real_projective_plane dbr:Euler_characteristic dbr:Face_(geometry) dbr:Symmetric_group dbr:Petrie_dual dbr:Petrie_polygon dbr:Tetrahedral_graph dbr:Non-orientable dbr:1-skeleton dbr:Demicube dbr:File:Tetrahedron_3_petrie_polygons.png |
| dbp:dual |
dbr:Hemi-octahedron |
| dbp:edges |
6 (xsd:integer) |
| dbp:faces |
3 (xsd:integer) |
| dbp:properties |
dbr:Non-orientable Euler characteristic 1 (en) |
| dbp:schläfli |
or (en) |
| dbp:symmetry |
, order 24 (en) |
| dbp:type |
dbr:Abstract_regular_polyhedron globally projective polyhedron (en) |
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4 (xsd:integer) |
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dbt:Citation dbt:Distinguish dbt:Math dbt:Reflist dbt:Short_description dbt:Sub dbt:Infobox_polyhedron |
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dbc:Projective_polyhedra |
| gold:hypernym |
dbr:Polyhedron |
| rdf:type |
owl:Thing yago:Abstraction100002137 yago:Attribute100024264 yago:Polyhedron113883885 yago:Shape100027807 yago:Solid113860793 |
| rdfs:comment |
Στην αφηρημένη γεωμετρία, ένας ημικύβος είναι ένα αφηρημένο κανονικό πολύεδρο, που περιέχει το ήμισυ των επιφανειών του κύβου. (el) Duon-kubo estas , enhavanta duonon de edroj la de kubo. Ĝi ekzistas sur duonsfero kiu estas sinkoneksita kiel , do la kontraŭaj punktoj laŭ la rando estas koneksaj. Ĝi havas 3 kvadratajn edrojn, 6 laterojn, kaj 4 verticojn. (eo) In abstract geometry, a hemicube is an abstract, regular polyhedron, containing half the faces of a cube. (en) 在抽象幾何學中，立方體半形是一種僅由一半數量的立方體面構成的抽象多面體。這個抽象多面體與立方體類似，它們的每個頂點都是3個正方形的公共頂點，然而立方體有6個面，而立方體半形僅有3個面；同時，這個立體無法嵌入在三維歐幾里得空間中。在拓樸學上，其可以視為正四面體的皮特里對偶。 (zh) |
| rdfs:label |
Ημικύβος (γεωμετρία) (el) Duon-kubo (eo) Hemicube (geometry) (en) 立方體半形 (zh) |
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dbr:Demicube |
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freebase:Hemicube (geometry) wikidata:Hemicube (geometry) dbpedia-el:Hemicube (geometry) dbpedia-eo:Hemicube (geometry) dbpedia-ro:Hemicube (geometry) dbpedia-sl:Hemicube (geometry) dbpedia-zh:Hemicube (geometry) https://global.dbpedia.org/id/3cE6s |
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wikipedia-en:Hemicube_(geometry)?oldid=1090634115&ns=0 |
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wiki-commons:Special:FilePath/Hemicube.svg wiki-commons:Special:FilePath/Tetrahedron_3_petrie_polygons.png |
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wikipedia-en:Hemicube_(geometry) |
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dbr:Demihypercube |
| is foaf:primaryTopic of |
wikipedia-en:Hemicube_(geometry) |
