As x is a pure real number, but y only with imaginary part.5.39.217.77:88981 G* [2 E$ X, h" u
So if want to compare these two numbers, it should compare there magnitude.0 P9 a5 }, m Z( i( h2 z
1. x -> 0+0i公仔箱論壇6 b8 p o% G! O
2. y -> 0+1itvb now,tvbnow,bttvb$ N! ?$ U3 M9 M' w! h7 q! \
5.39.217.77:8898& {2 k9 ~7 F# j& U" b/ K) C( ~. A
Magnitude 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。$ X9 }( \" d% G Z& f! ^
Magnitude of y is |√(0^2+1^2)| = 1; P0 _, [* H' h" h2 I
" s$ Y* Q* ]! e9 f
So, the magnitude of y >x |
發表於 2013-1-6 06:17 PM
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