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BP1014 |
| Shapes become thicker the farther they are from the top-left and bottom-right corners of bounding box vs. some other pattern in shape thickness based on position. |
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BP1015 |
| Segment drawn between two points intersects another line vs segment drawn between two points does not intersect any other lines |
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REFERENCE
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Henneberg, L. (1911), Die graphische Statik der starren Systeme, Leipzig
Jackson, Bill. (2007). Notes on the Rigidity of Graphs.
Laman, Gerard. (1970), "On graphs and the rigidity of plane skeletal structures", J. Engineering Mathematics, 4 (4): 331–340.
Pollaczek‐Geiringer, Hilda (1927), "Über die Gliederung ebener Fachwerke", Zeitschrift für Angewandte Mathematik und Mechanik, 7 (1): 58–72. |
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CROSSREFS
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Adjacent-numbered pages:
BP1011 BP1012 BP1013 BP1014 BP1015  *  BP1017 BP1018 BP1019 BP1020 BP1021
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KEYWORD
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nice, physics, help
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CONCEPT
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rigidity (info | search), graph (info | search), imagined_motion (info | search)
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WORLD
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planar_connected_graph [smaller | same | bigger] zoom in left (rigid_planar_connected_graph)
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AUTHOR
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Aaron David Fairbanks
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BP1017 |
| Line segments linking same-coloured dots would intersect vs. not so. |
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CROSSREFS
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This is a less noisy version of BP261.
Adjacent-numbered pages:
BP1012 BP1013 BP1014 BP1015 BP1016  *  BP1018 BP1019 BP1020 BP1021 BP1022
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KEYWORD
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easy, nice, precise, allsorted, perfect, traditional, finishedexamples, preciseworld
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CONCEPT
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lines_coincide (info | search), imagined_line_or_curve (info | search), imagined_entity (info | search), overlap (info | search)
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AUTHOR
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Leo Crabbe
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BP1019 |
| White space in two circles maximum vs. white space in three circles maximum. |
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BP1022 |
| Nesting vs. no nesting. |
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BP1044 |
| More black circles than white circles vs. at least as many white circles as black circles. |
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BP1045 |
| More of some color vs. half and half. |
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