As x is a pure real number, but y only with imaginary part.
5 U( C+ F% P# x+ t+ i: a) a3 etvb now,tvbnow,bttvbSo if want to compare these two numbers, it should compare there magnitude.
( K4 t! q7 \# H( ]( M公仔箱論壇1. x -> 0+0i
; P- \3 m) ?; b+ H公仔箱論壇2. y -> 0+1i
! V% [8 L M/ p; t
8 e, I0 s2 q& f8 X4 XMagnitude of x is |√(0^2 +0^2)| = 0
J& Q8 A: d& A/ N! b* b+ m g5.39.217.77:8898Magnitude of y is |√(0^2+1^2)| = 1
2 v/ y. \- E( 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。# z7 I S+ K# u& |0 r
So, the magnitude of y >x |
發表於 2012-12-29 07:13 PM
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