As x is a pure real number, but y only with imaginary part.5.39.217.773 Y* @6 w6 g% F: ~9 w
So if want to compare these two numbers, it should compare there magnitude.公仔箱論壇5 w; E6 i3 {- k* R; Z- X) ]2 }- j; u
1. x -> 0+0iTVBNOW 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。& R: R ]% l6 D! ]2 V( B6 b
2. y -> 0+1i' j* r9 s8 X. F, w# `) }
5.39.217.77: o& a$ M# `. c1 b" [: I$ R
Magnitude of x is |√(0^2 +0^2)| = 0
5 r; Q' ~* d0 L5 R" Z# {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。Magnitude of y is |√(0^2+1^2)| = 1
# g6 b5 ~* }) Q' m- `% L5 ]5.39.217.77公仔箱論壇+ p6 s; z" K9 ?
So, the magnitude of y >x |
發表於 2013-1-6 06:17 PM
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