Size of this PNG preview of this SVG file: 512 × 275 pixels. Other resolutions: 320 × 172 pixels | 640 × 344 pixels | 1,024 × 550 pixels | 1,280 × 688 pixels | 2,560 × 1,375 pixels.
Original file (SVG file, nominally 512 × 275 pixels, file size: 210 KB)
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Summary
| Description |
English: Dini's surface with 0 ≤ u ≤ 4π, 0.01 ≤ v ≤ 1, a = 1.0 and b = 0.2.
Created using the following Matlab script and converted to SVG using the "plot2svg" toolkit. |
| Date | |
| Source | en:File:Dini's Surface.PNG |
| Author | w:User:AndrewDressel |
| SVG development | |
| Source code | MATLAB codea = 1; b = 0.2;
u = linspace(0, 4*pi, 50);
v = linspace(0.01, 1, 50);
[u,v] = meshgrid(u,v);
x = a*cos(u).*sin(v);
y = a*sin(u).*sin(v);
z = a*(cos(v) + log(tan(v*.5))) + b*u;
mesh(x,y,z); xlabel('X'); ylabel('Y'); zlabel('Z'); view([-135 10]);
|
Licensing
This file is licensed under the Creative Commons Attribution-Share Alike 3.0 Unported license.
- You are free:
- 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.
File history
Click on a date/time to view the file as it appeared at that time.
| Date/Time | Thumbnail | Dimensions | User | Comment | |
|---|---|---|---|---|---|
| current | 15:08, 9 April 2013 | | 512 × 275 (210 KB) | Krishnavedala | fixed viewport. |
| 15:05, 9 April 2013 |  | 512 × 384 (210 KB) | Krishnavedala | Recreated using the same code but with w: GNU Octave which uses w:gnuplot | |
| 21:45, 20 May 2011 |  | 512 × 384 (510 KB) | Krishnavedala | a better approximation of the original PNG image. | |
| 21:03, 20 May 2011 |  | 512 × 521 (1.99 MB) | Krishnavedala |
File usage
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Global file usage
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- Usage on es.wikipedia.org
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- Usage on vi.wikipedia.org
