As x is a pure real number, but y only with imaginary part.
! |# k1 U& @' _3 I0 u: YSo if want to compare these two numbers, it should compare there magnitude.# l; g' \3 ?5 N) Q1 P1 ^8 D b$ D
1. x -> 0+0i
2 w( @8 j. }5 d5 itvb now,tvbnow,bttvb2. y -> 0+1i
5 f. t$ w$ X, Y. vtvb now,tvbnow,bttvbtvb now,tvbnow,bttvb2 i* ]- ?" s5 ]0 P4 t4 ?( g- o
Magnitude of x is |√(0^2 +0^2)| = 0
2 ]" E/ t! g% a5 R, U, i& D$ 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。Magnitude of y is |√(0^2+1^2)| = 1( r/ c, X2 X/ m4 L: v
tvb now,tvbnow,bttvb) \! O2 L3 L2 c! |
So, the magnitude of y >x |
發表於 2012-12-29 07:13 PM
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