As x is a pure real number, but y only with imaginary part.公仔箱論壇. z7 [* s& A# r! ?/ C! d
So if want to compare these two numbers, it should compare there magnitude.tvb now,tvbnow,bttvb& O, i% v U. B8 {# g8 H' S' G/ Y
1. x -> 0+0i2 J; H+ o; k% I: N$ K
2. y -> 0+1itvb now,tvbnow,bttvb- k/ r9 r; i& d
. l4 @! U; \& }2 x$ W0 \( g5 w% SMagnitude of x is |√(0^2 +0^2)| = 0
7 @) X& T; e& d# c0 UTVBNOW 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 y is |√(0^2+1^2)| = 1# Q, ~' g/ X) `- Z0 z* D
tvb now,tvbnow,bttvb, L& [; T4 E9 N
So, the magnitude of y >x |
發表於 2012-12-29 07:13 PM
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