As x is a pure real number, but y only with imaginary part.
9 A1 O$ H" C5 f& E# E: }3 Z. }tvb now,tvbnow,bttvbSo if want to compare these two numbers, it should compare there magnitude.www2.tvboxnow.com& `9 d/ y# J; @1 m5 U) u4 p9 G
1. x -> 0+0i公仔箱論壇* C F; }: G3 F: A1 d0 c
2. y -> 0+1i* { c: m$ g; h
$ Q4 t5 K) K- t( dTVBNOW 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 x is |√(0^2 +0^2)| = 0www2.tvboxnow.com" Q( u7 E$ \" g0 Q8 u3 J
Magnitude of y is |√(0^2+1^2)| = 1公仔箱論壇# a. W1 `3 X: _: o1 p
公仔箱論壇9 k, O: O) Y7 a; w% k- u
So, the magnitude of y >x |
發表於 2012-12-29 07:13 PM
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