As x is a pure real number, but y only with imaginary part.
( Z# f, r! S0 q, ltvb now,tvbnow,bttvbSo if want to compare these two numbers, it should compare there magnitude.
. l# W% M5 [5 J公仔箱論壇1. x -> 0+0i
. t4 Y7 K* Y* U/ n1 P o9 O, Gtvb now,tvbnow,bttvb2. y -> 0+1i
9 v: u) @/ Z1 w7 p' Xtvb now,tvbnow,bttvb$ W& _' m; C4 E5 x4 {
Magnitude of x is |√(0^2 +0^2)| = 0% c8 O( O# b# G( |1 @4 O
Magnitude of y is |√(0^2+1^2)| = 1TVBNOW 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。1 h+ E( }, S) U9 }5 Z+ a
0 L# Q5 [8 t1 j2 V& g7 [公仔箱論壇So, the magnitude of y >x |
發表於 2012-12-29 07:13 PM
| 
