As x is a pure real number, but y only with imaginary part.tvb now,tvbnow,bttvb6 M( `+ }/ m1 Z% B( A
So if want to compare these two numbers, it should compare there magnitude.
' _6 C; k$ X. Q1. x -> 0+0i
* i, N- z( b, p6 E3 E- U7 ATVBNOW 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. y -> 0+1i
0 B. t) _3 y, |9 I* G+ T' i/ w/ {& f. C+ J
Magnitude of x is |√(0^2 +0^2)| = 0
$ c6 ^' Z( ]( KMagnitude of y is |√(0^2+1^2)| = 1
1 @5 C" ]' ?) y$ K1 U* m1 g公仔箱論壇
( a) J, n5 w' k; G% `. x公仔箱論壇So, the magnitude of y >x |
發表於 2012-12-29 07:13 PM
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