File:Logarithmic spiral.svg
Size of this PNG preview of this SVG file: 510 × 400 pixels. Other resolutions: 306 × 240 pixels | 612 × 480 pixels | 979 × 768 pixels | 1,280 × 1,004 pixels | 2,560 × 2,008 pixels.
Original file (SVG file, nominally 510 × 400 pixels, file size: 2 KB)
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Summary
| Description |
English: Logarithmic spiral. Français : Spirale logarithmique. Italiano: Spirale logaritmica. Deutsch: Logarithmische Spirale. |
| Date | |
| Source |
Own work Made using gnuplot (script below), minor fixes in Inkscape. Reworked using cubic bézier curves. |
| Author | Leafnode |
| Permission (Reusing this file) |
public domain |
 |
This is a retouched picture, which means that it has been digitally altered from its original version. Modifications: Use cubic bézier curves instead of polygons.
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Gnuplot script
# Output to svg file: set terminal svg size 1024 768 set output "logarithmic_spiral.svg" # Same scale for both axes, half-size output: set size ratio -1 0.5, 0.5 # More sample points to produce smoother picture: set samples 480 # Axes in the center, no tick marks: set zeroaxis unset xtics unset ytics unset border set polar plot [-4*pi:4*pi] [-8:10] [-8:6] 1.19**t notitle
Licensing
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I, the copyright holder of this work, release this work into the public domain. This applies worldwide. In some countries this may not be legally possible; if so: I grant anyone the right to use this work for any purpose, without any conditions, unless such conditions are required by law. |
File history
Click on a date/time to view the file as it appeared at that time.
| Date/Time | Thumbnail | Dimensions | User | Comment | |
|---|---|---|---|---|---|
| current | 12:15, 21 August 2010 | | 510 × 400 (2 KB) | Georg-Johann | Use smooth curve with cubic béziers instead of polylines |
| 05:47, 23 August 2009 |  | 510 × 398 (8 KB) | AnonMoos | removing non-functional code, cropping margins | |
| 09:16, 5 May 2008 |  | 600 × 480 (11 KB) | Leafnode | ||
| 09:13, 5 May 2008 |  | 600 × 480 (9 KB) | Leafnode | {{Information |Description=Logarithmic spiral |Source=własna praca |Date=5.05.2008 |Author= Leafnode |Permission=public domain |other_versions= }} Category:Gnuplot diagrams Category:Logarithmic spiral |
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