As x is a pure real number, but y only with imaginary part.
/ K; r6 j. E1 W4 C$ D1 \www3.tvboxnow.comSo if want to compare these two numbers, it should compare there magnitude.www3.tvboxnow.com' i2 p: s! d* Z0 k' n
1. x -> 0+0i公仔箱論壇2 r, b: a' z9 j# `: A8 g& v" }
2. y -> 0+1i
* Y7 k' j6 n1 q' }! |6 W公仔箱論壇
" k# g$ j+ M. V# v" d8 stvb now,tvbnow,bttvbMagnitude 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。 {( j2 k$ H' F4 F
Magnitude of y is |√(0^2+1^2)| = 1
4 |. y2 n, _: R* Y! }, gtvb now,tvbnow,bttvbwww3.tvboxnow.com* P' W1 y4 _5 T/ d: \* u
So, the magnitude of y >x |
發表於 2012-12-29 07:13 PM
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