As x is a pure real number, but y only with imaginary part.tvb now,tvbnow,bttvb1 y8 f$ F7 }& R4 s
So if want to compare these two numbers, it should compare there magnitude." K6 @, e5 ^0 T* F! s# s! g; q+ L- s
1. x -> 0+0i
) z+ K! Y C* z% s& H' \公仔箱論壇2. y -> 0+1i公仔箱論壇 T, E3 ?- E9 Z4 h9 G
tvb now,tvbnow,bttvb* K( O; F4 p; y( Z4 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。& ~; z, X4 v" M5 p( _; m0 |
Magnitude of y is |√(0^2+1^2)| = 1www1.tvboxnow.com: Z" W! e! s; C0 Z
3 _! y% P. y% DSo, the magnitude of y >x |
發表於 2012-12-29 07:13 PM
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