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SquareWaveFourierArrows,rotated.gif (233 × 300 pixels, file size: 130 KB, MIME type: image/gif, looped, 200 frames, 4.0 s)
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Summary
| Description |
The six arrows represent the first six terms of the Fourier series of a square wave. The two circles represent the exact square wave (blue) and its Fourier-series approximation (purple). |
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| Date | |||
| Source | https://commons.wikimedia.org/wiki/File:SquareWaveFourierArrows.gif | ||
| Author | Bob K | ||
| Other versions |
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Licensing
 
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This file is made available under the Creative Commons CC0 1.0 Universal Public Domain Dedication. |
| The person who associated a work with this deed has dedicated the work to the public domain by waiving all of their rights to the work worldwide under copyright law, including all related and neighboring rights, to the extent allowed by law. You can copy, modify, distribute and perform the work, even for commercial purposes, all without asking permission.
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File history
Click on a date/time to view the file as it appeared at that time.
| Date/Time | Thumbnail | Dimensions | User | Comment | |
|---|---|---|---|---|---|
| current | 13:15, 6 March 2017 | | 233 × 300 (130 KB) | Crh23 | Slight optimisation, prevent transparent flashes on loop |
| 18:22, 10 March 2014 |  | 233 × 300 (189 KB) | Bob K | Flip horizontally. | |
| 15:56, 8 March 2014 |  | 282 × 300 (180 KB) | Bob K | Add descriptive text. | |
| 13:47, 8 March 2014 |  | 90 × 300 (173 KB) | Bob K | User created page with UploadWizard |
File usage
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Global file usage
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- Usage on fa.wikipedia.org
