As x is a pure real number, but y only with imaginary part.5.39.217.77:8898% r, s3 d3 s% T
So if want to compare these two numbers, it should compare there magnitude.
4 v7 z4 P# w) e% M1 a1. x -> 0+0i
# l5 m4 m4 q0 y! c+ b# ^- ]2. y -> 0+1i
3 D. \9 T( H* _! t) g" Y! n; o" `8 q3 LTVBNOW 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。
9 N, w) V. w, x" a% t0 @5.39.217.77:8898Magnitude of x is |√(0^2 +0^2)| = 0tvb now,tvbnow,bttvb& Z- V# a0 o4 ]2 ^2 j0 C9 P' h: w
Magnitude 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。9 b6 c. W0 O& e3 Y' Q @
5 F2 ]% k" w* Z9 R9 c {% s5 L8 w公仔箱論壇So, the magnitude of y >x |
發表於 2012-12-29 07:13 PM
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