File:Epi half spirals.svg
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Original file (SVG file, nominally 300 × 350 pixels, file size: 81 KB)
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Summary
| Description |
English: Various epispirals, which satisfy the equation b = r cos(θ/k) where k is a positive real number. The cyan, black, grey, red and blue curves represent the curves with k equal to 2/3, 1.0, 1.5, 3.0 and 6.0, respectively. The orange dot represents the origin, r=0. |
| Date | |
| Source | Own work |
| Author | WillowW |
| Other versions | en:Image:Epispiral.PNG, with k=2.0. |
Licensing
I, the copyright holder of this work, hereby publish it under the following licenses:
This file is licensed under the Creative Commons Attribution-Share Alike 3.0 Unported license.
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- to share – to copy, distribute and transmit the work
- to remix – to adapt the work
- Under the following conditions:
- attribution – You must give appropriate credit, provide a link to the license, and indicate if changes were made. You may do so in any reasonable manner, but not in any way that suggests the licensor endorses you or your use.
- share alike – If you remix, transform, or build upon the material, you must distribute your contributions under the same or compatible license as the original.
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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 | 01:39, 21 August 2008 | | 300 × 350 (81 KB) | WillowW | {{Information |Description=Improved version of GnuPlot image made with Inkscape. |Source= |Date=20 August 2008 |Author=WillowW |Permission= |other_versions= }} |
| 23:44, 12 August 2008 |  | 500 × 450 (59 KB) | WillowW | {{Information |Description={{en|1=Various epispirals, which satisfy the equation ''b'' = ''r'' cos(θ/''k'') where ''k'' is a positive real number. The magenta, black, grey, red and blue curves represent the curves with ''k'' equal to 2/3, 1.0, 1.5, 3.0 |
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