As x is a pure real number, but y only with imaginary part.
; Q |; e8 _6 W, A8 C5.39.217.77:8898So if want to compare these two numbers, it should compare there magnitude.TVBNOW 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。 ?/ i2 R' y" b5 _. v
1. x -> 0+0i
4 }1 [2 j7 j1 b- T2 J) a& q2. y -> 0+1i
3 ^# i0 z: `) K. g' e, Y8 Ntvb now,tvbnow,bttvb1 X5 b% K" t0 Y5 q; O9 J
Magnitude of x is |√(0^2 +0^2)| = 0 {& s- K- H6 @
Magnitude of y is |√(0^2+1^2)| = 1
% h* y3 \9 q; }5.39.217.77:8898) h$ T( v( @9 D
So, the magnitude of y >x |
發表於 2012-12-29 07:13 PM
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