As x is a pure real number, but y only with imaginary part.5.39.217.76! }4 L3 w/ f- x; R6 n
So if want to compare these two numbers, it should compare there magnitude.tvb now,tvbnow,bttvb% v1 ?7 D8 d1 s6 R* Y
1. x -> 0+0i
2 X0 F! _1 z, G/ B2. y -> 0+1i
. W* K9 _% P# i
. V7 S0 e+ H0 I# `; fMagnitude of x is |√(0^2 +0^2)| = 0# \3 s7 P, _4 U( K; g3 @
Magnitude of y is |√(0^2+1^2)| = 1+ ~& ?" Z9 f% Z" z+ W3 s
3 t; |% |3 O; S2 `: Y4 i, vTVBNOW 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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