As x is a pure real number, but y only with imaginary part.
$ n- |1 I4 O2 ^* {% j" l6 D( J" ]tvb now,tvbnow,bttvbSo if want to compare these two numbers, it should compare there magnitude.. N' |: [; j- w5 d4 c8 z
1. x -> 0+0i
9 B; r4 b* u2 s& h/ q! r/ ytvb now,tvbnow,bttvb2. y -> 0+1i
) B9 o" V; V8 J: I+ K7 F r4 Y, BTVBNOW 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。1 Q) H k4 C& |: c
Magnitude of x is |√(0^2 +0^2)| = 0
4 e3 Z. F1 r" f9 J2 k2 }" c) h5.39.217.77Magnitude of y is |√(0^2+1^2)| = 1
9 ]" C+ ^$ o$ Z1 o2 _9 I% L公仔箱論壇
7 }( C* K9 s$ j8 q5 |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。So, the magnitude of y >x |
發表於 2012-12-29 07:13 PM
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