As x is a pure real number, but y only with imaginary part.
; @2 ~' h) S& r* K* _tvb now,tvbnow,bttvbSo if want to compare these two numbers, it should compare there magnitude.
, R; ]5 l* W# p4 o! g G5 z8 Q1. x -> 0+0i公仔箱論壇" V) _) z/ D) r) S# u; @4 I
2. y -> 0+1i5 E% P) a! ]' s- b
) e6 d. n% L! s. ~tvb now,tvbnow,bttvbMagnitude of x is |√(0^2 +0^2)| = 0tvboxnow.com* O! c9 w' I5 S+ E
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。& c8 h/ f2 X# t1 L
c, A4 x% s) Y: n
So, the magnitude of y >x |
發表於 2012-12-29 07:13 PM
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