As x is a pure real number, but y only with imaginary part.
, |5 r8 [4 Y- Y: ^: e) HSo if want to compare these two numbers, it should compare there magnitude.
! D' \# ]5 E3 G" K. q3 z: u9 _& F公仔箱論壇1. x -> 0+0i
/ d3 g8 t- X( [) m4 E$ ]: R/ D5.39.217.762. y -> 0+1iTVBNOW 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。7 c b1 ?2 ~2 ~' `; z; ?* q2 w- P
8 d7 ?* w! _2 |- N# d6 `; y- ~公仔箱論壇Magnitude of x is |√(0^2 +0^2)| = 0公仔箱論壇9 k# {9 T0 V) h0 l3 e6 a
Magnitude of y is |√(0^2+1^2)| = 15.39.217.76. W7 d5 h& W, h; ]% G4 p& h4 L
3 J2 }9 n/ ], _+ j! L2 iTVBNOW 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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