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playground:playground [2019/03/01 15:59] – oroehrig | playground:playground [2020/05/21 12:24] (current) – removed benmuell | ||
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- | ====== BigObject PointConfiguration ====== | ||
- | The [[/ | ||
- | The difference to a parent [[/ | ||
- | they will be normalized to have first coordinate 1 without warning. | ||
- | derived from ['/ | ||
- | specializations: | ||
- | ===== Properties ===== | ||
- | ==== Triangulation and volume ==== | ||
- | These properties collect information about triangulations of the object and properties usually computed from such, as the volume. | ||
- | == POLYTOPAL_SUBDIVISION == | ||
- | kjsaf | ||
- | Polytopal Subdivision of the point configuration | ||
- | |||
- | === POLYTOPAL_SUBDIVISION === | ||
- | oahf | ||
- | Polytopal Subdivision of the point configuration | ||
- | |||
- | * **TRIANGULATION** : / | ||
- | Some triangulation of the point configuration. | ||
- | |||
- | === Visualization === | ||
- | These properties are for visualization. | ||
- | * **PIF_CYCLIC_NORMAL** : / | ||
- | [[/ | ||
- | the indices form [[/ | ||
- | |||
- | * **POINT_LABELS** : / | ||
- | Unique names assigned to the [[/ | ||
- | Alias for property [[/ | ||
- | |||
- | === Input property === | ||
- | These properties are for input only. They allow redundant information. | ||
- | * **POINTS** : / | ||
- | The points of the configuration. | ||
- | Alias for property [[/ | ||
- | |||
- | === Geometry === | ||
- | These properties capture geometric information of the object. | ||
- | | ||
- | * **BARYCENTER** : / | ||
- | The center of gravity of the point configuration. | ||
- | |||
- | * **CONVEX** : / | ||
- | True if the [[/ | ||
- | |||
- | * **CONVEX_HULL** : / | ||
- | The polytope being the convex hull of the point configuration. | ||
- | |||
- | * **VERTEX_POINT_MAP** : / | ||
- | Indices of [[/ | ||
- | |||
- | * **N_POINTS** : / | ||
- | Number of [[/ | ||
- | Alias for property [[/ | ||
- | |||
- | * **NON_VERTICES** : / | ||
- | [[/ | ||
- | |||
- | * **MULTIPLE_POINTS** : / | ||
- | Tells if multiple points exist. | ||
- | Alias for property [[/ | ||
- | |||
- | * **FAR_POINTS** : / | ||
- | Indices of [[/ | ||
- | |||
- | * **BOUNDED** : / | ||
- | True if the point configuration is bounded. | ||
- | |||
- | * **AFFINE_HULL** : / | ||
- | Dual basis of the affine hull of the point configuration | ||
- | |||
- | * **CENTERED** : / | ||
- | True if (1, 0, 0, ...) is in the relative interior. | ||
- | |||
- | === Symmetry === | ||
- | These properties capture information of the object that is concerned with the action of permutation groups. | ||
- | * **GROUP** : / | ||
- | | ||
- | |||
- | === Combinatorics === | ||
- | These properties capture combinatorial information of the object. | ||
- | | ||
- | * **SIMPLEXITY_LOWER_BOUND** : / | ||
- | A lower bound for the minimal number of simplices in a triangulation | ||
- | |||
- | * **MAX_BOUNDARY_SIMPLICES** : / | ||
- | Tells the full-dimensional simplices on the boundary that contain no points except for the vertices. | ||
- | |||
- | * **MAX_INTERIOR_SIMPLICES** : / | ||
- | Tells the full-dimensional simplices that contain no points except for the vertices. | ||
- | |||
- | * **N_MAX_INTERIOR_SIMPLICES** : / | ||
- | Tells the number of MAX_INTERIOR_SIMPLICES | ||
- | |||
- | * **COCIRCUIT_EQUATIONS** : / | ||
- | Tells the cocircuit equations that hold for the configuration, | ||
- | |||
- | * **SPLITS** : / | ||
- | The splits of the point configuration, | ||
- | two parts such that we have a regular subdivision. | ||
- | |||
- | * **INTERIOR_RIDGE_SIMPLICES** : / | ||
- | Tells the number of codimension 1 simplices that are not on the boundary | ||
- | |||
- | * **GRAPH** : / | ||
- | Graph of the point configuration. | ||
- | Two points are adjacent if they are neigbours in a edge of the [[/ | ||
- | |||
- | * **N_MAX_BOUNDARY_SIMPLICES** : / | ||
- | Tells the number of MAX_BOUNDARY_SIMPLICES | ||
- | |||
- | * **SPLIT_COMPATIBILITY_GRAPH** : / | ||
- | Two [[/ | ||
- | | ||
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