[理工] [工數]
大家好,有一個問題想請教一下
我最近唸到複變
突然有個疑問
請問 cos^3x的積分
為什麼不能變成 Re{exp(i3x)}的積分??
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◆ From: 218.165.51.191
※ 編輯: smallsi 來自: 218.165.51.191 (01/31 23:39)
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