As x is a pure real number, but y only with imaginary part.tvb now,tvbnow,bttvb* }- A' t( T* i2 J" A& X
So if want to compare these two numbers, it should compare there magnitude.
8 z/ {! P: R9 a3 t& F/ r& M0 [- n公仔箱論壇1. x -> 0+0i$ A$ o' O H2 P
2. y -> 0+1i
9 T/ v2 w7 X' t/ V
: w/ R' b0 X9 U4 tMagnitude of x is |√(0^2 +0^2)| = 05.39.217.77. @- J* B2 ~; m4 I, V$ c0 c- [
Magnitude of y is |√(0^2+1^2)| = 1公仔箱論壇: G; Z- Z2 B/ E3 C$ A
; i# K/ c8 \2 I) l9 oTVBNOW 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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