As x is a pure real number, but y only with imaginary part.
: L ^) `) _- E. b/ W7 ^* U5.39.217.77:8898So if want to compare these two numbers, it should compare there magnitude.
: U7 S4 S6 ~" D1. x -> 0+0i
9 g! [1 h# U1 Q+ @2. y -> 0+1i! c! E& _& U& f5 U% g
+ x0 j! ~$ @" a9 N2 {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。 C3 P/ {1 N' _. K
Magnitude of y is |√(0^2+1^2)| = 1
3 M2 P7 m; |) v$ i. I6 f) ]5.39.217.77:8898
' u2 C' ` S6 Z$ I& y* \- o+ B5.39.217.77:8898So, the magnitude of y >x |
發表於 2012-12-29 07:13 PM
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