As x is a pure real number, but y only with imaginary part.
; @: o7 Z3 [$ d, \公仔箱論壇So if want to compare these two numbers, it should compare there magnitude.! c( ?2 h' P& j) G5 {. l! D/ |
1. x -> 0+0i! ^8 N9 N/ x1 F" G
2. y -> 0+1iTVBNOW 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。# c! ~8 `5 ~6 e
; r! ]0 x5 q, [www3.tvboxnow.comMagnitude of x is |√(0^2 +0^2)| = 0
/ ^8 G1 g' D" O6 \7 ^/ b公仔箱論壇Magnitude of y is |√(0^2+1^2)| = 1TVBNOW 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。2 K4 K3 f% U# Z: R
www3.tvboxnow.com8 b/ V" F7 Q' k8 W* `8 q9 {
So, the magnitude of y >x |
發表於 2012-12-29 07:13 PM
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