As x is a pure real number, but y only with imaginary part.
- H5 Q2 h: {; S8 q2 b7 ZSo if want to compare these two numbers, it should compare there magnitude.
; d1 } q4 f3 ?tvb now,tvbnow,bttvb1. x -> 0+0i. N, ~8 P2 _" E) J# [+ e2 P, c, Z
2. y -> 0+1iwww2.tvboxnow.com5 Y' w/ L* Y {0 b0 G: a/ U
4 w: y/ L5 Z* j+ p" j- r# A1 [TVBNOW 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)| = 0
9 j' \+ u/ J5 ^) Htvb now,tvbnow,bttvbMagnitude of y is |√(0^2+1^2)| = 1公仔箱論壇: m1 I3 W J5 u- {/ ~; E
www2.tvboxnow.com! \ V1 N. G' O9 p9 t7 D; Z$ s
So, the magnitude of y >x |
發表於 2012-12-29 07:13 PM
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