As x is a pure real number, but y only with imaginary part.9 J k4 F6 P% W! X
So if want to compare these two numbers, it should compare there magnitude.
8 Q+ E6 O( W1 PTVBNOW 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
9 C b8 k9 P0 t" [: Z8 E1 H2. y -> 0+1i公仔箱論壇; s5 {( P7 V/ q4 c: K P
tvb now,tvbnow,bttvb* O- }+ [/ p- P- [ `; W' X, C
Magnitude of x is |√(0^2 +0^2)| = 0
4 w5 Q. v c# I* L- M公仔箱論壇Magnitude of y is |√(0^2+1^2)| = 1
: i9 T9 M! z4 E8 K# O2 }公仔箱論壇8 @/ j3 j1 K6 d) J+ V
So, the magnitude of y >x |
發表於 2012-12-29 07:13 PM
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