[工數] 傅立葉
http://ppt.cc/3PAt
紅色底線處
cos(n拍) 不是會有正負號的問題嗎
怎麼後面直接4Z 無視?
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◆ From: 1.161.96.208
推
06/16 18:17, , 1F
06/16 18:17, 1F
推
06/16 18:27, , 2F
06/16 18:27, 2F
→
06/16 18:27, , 3F
06/16 18:27, 3F
→
06/16 20:20, , 4F
06/16 20:20, 4F
推
06/16 22:37, , 5F
06/16 22:37, 5F
→
06/16 23:12, , 6F
06/16 23:12, 6F