File:Fourier transform.PNG
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| Description |
English: Fourier Transform of x
x=cos(2*pi*t) when 0<=t<10s x=cos(6*pi*t) when 10<=t<20s x=cos(4*pi*t) when 20<=t<30s中文：傅立葉轉換 |
| Date | |
| Source | Own work |
| Author | Wawo1102 |
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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. |
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| Date/Time | Thumbnail | Dimensions | User | Comment | |
|---|---|---|---|---|---|
| current | 15:13, 15 January 2015 | | 511 × 404 (15 KB) | Wawo1102 (talk | contribs) | 新增縱軸和橫軸資訊 |
| 15:00, 15 January 2015 |  | 491 × 390 (13 KB) | Wawo1102 (talk | contribs) | {{Information |Description ={{en|1=Fourier Transform of x x=cos(2*pi*t) when 0<=t<10s x=cos(6*pi*t) when 10<=t<20s x=cos(4*pi*t) when 20<=t<30s}} {{zh|1=傅立葉轉換 }} |Source ={{own}} |Author =Wawo1102 |Date... |
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