As x is a pure real number, but y only with imaginary part.tvb now,tvbnow,bttvb A5 K% w& p+ O$ m
So if want to compare these two numbers, it should compare there magnitude.公仔箱論壇" y$ l* Z* d& I9 F1 S: A
1. x -> 0+0i
, F& h) N" \1 D4 O公仔箱論壇2. y -> 0+1i
+ J& }! w5 v( {. Q5 q# x0 tTVBNOW 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。6 H4 V& _; D2 @. H' d
Magnitude of x is |√(0^2 +0^2)| = 0
4 p5 `+ F8 Q/ V6 T; w; PMagnitude of y is |√(0^2+1^2)| = 1公仔箱論壇) D8 \) D$ p. }! R, @
公仔箱論壇6 S( L4 D+ I- |+ H4 N2 `7 h
So, the magnitude of y >x |
發表於 2012-12-29 07:13 PM
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