As x is a pure real number, but y only with imaginary part.) b r3 {" M9 v
So if want to compare these two numbers, it should compare there magnitude.
5 O2 r* S4 P- ^5 ?" n+ I& S VTVBNOW 含有熱門話題，最新最快電視，軟體，遊戲，電影，動漫及日常生活及興趣交流等資訊。1. x -> 0+0i/ U. _% ^) o+ y% W
2. y -> 0+1i
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Magnitude of x is |√(0^2 +0^2)| = 0
. `9 @. w% G' H5 i9 s1 Mtvb now,tvbnow,bttvbMagnitude of y is |√(0^2+1^2)| = 1公仔箱論壇8 J! C: A* o h
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So, the magnitude of y >x |
發表於 2012-12-29 07:13 PM
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