[理工] FOURIER觀念
請問傅立葉的週期
假設題目為|sin(wx)| -pi/w < x < pi/w
那週期是pi/w 還是 2pi/w 呢?
我覺得畫圖完後都對阿
可是用2pi/w 答案是錯的
為什麼呢?
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