As x is a pure real number, but y only with imaginary part.公仔箱論壇- }6 |+ D2 Z% z. ?; k5 T
So if want to compare these two numbers, it should compare there magnitude.公仔箱論壇" |/ Y* K/ a/ ]7 Q% Y$ I
1. x -> 0+0i
9 k/ _6 D; A Q% H0 V8 J5.39.217.762. y -> 0+1i3 b7 V" s- w$ f( P+ u/ t
5.39.217.766 {+ X; K; V( l8 a
Magnitude of x is |√(0^2 +0^2)| = 0TVBNOW 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。+ [5 S( |- O. J* M
Magnitude of y is |√(0^2+1^2)| = 1
5 ~4 s8 F. r, j3 Q CTVBNOW 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。
! W, d( q5 j$ o" Y: ]So, the magnitude of y >x |
發表於 2012-12-29 07:13 PM
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