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Summary
| Description |
English: An extremely crude diagram for a RefDesk question showing how the top shadow umbra (cyan) expands (purple) as the antumbra of the lower object approaches it. The purple segment, once a partial shadow, becomes completely dark due to the proximity of the second object. |
| Date | |
| Source | Own work |
| Author | Wnt |
Licensing
I, the copyright holder of this work, hereby publish it under the following licenses:
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Permission is granted to copy, distribute and/or modify this document under the terms of the GNU Free Documentation License, Version 1.2 or any later version published by the Free Software Foundation; with no Invariant Sections, no Front-Cover Texts, and no Back-Cover Texts. A copy of the license is included in the section entitled GNU Free Documentation License. |
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File history
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| Date/Time | Thumbnail | Dimensions | User | Comment | |
|---|---|---|---|---|---|
| current | 00:30, 23 August 2010 | | 489 × 260 (15 KB) | Wnt | {{Information |Description={{en|1=An extremely crude diagram for a RefDesk question showing how the top shadow umbra (cyan) expands (purple) as the antumbra of the lower object approaches it. The purple segment, once a partial shadow, becomes completely |
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