As x is a pure real number, but y only with imaginary part.
$ E. {3 r$ n3 N. r* m公仔箱論壇So if want to compare these two numbers, it should compare there magnitude.TVBNOW 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。! z6 H- f X. {' u& c$ `- U9 m
1. x -> 0+0i
" P. P5 ]8 P# C- v2. y -> 0+1i
7 z& e+ e1 {& Q7 r- o8 @! U: B公仔箱論壇* j8 l* R% ]5 m. R; N
Magnitude of x is |√(0^2 +0^2)| = 0
! Z- s8 b' U$ r; K# P$ c" `www3.tvboxnow.comMagnitude of y is |√(0^2+1^2)| = 1TVBNOW 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。2 x" e' V9 {. i% G/ f
( j- j5 g6 P0 p# |3 gSo, the magnitude of y >x |
發表於 2012-12-29 07:13 PM
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