As x is a pure real number, but y only with imaginary part.公仔箱論壇( C& R$ R8 R+ M
So if want to compare these two numbers, it should compare there magnitude.
8 U- A$ A B# S7 S& aTVBNOW 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. x -> 0+0i
+ E3 T+ i, d. J5 n" n. |( }* R公仔箱論壇2. y -> 0+1i
/ I* _. w0 H8 X) X0 Q/ \ x- R* }$ M
Magnitude of x is |√(0^2 +0^2)| = 0) Q7 x; p% b( Y C1 |1 _& _
Magnitude of y is |√(0^2+1^2)| = 1& s' i8 n) u, ]; m, G* p' [
! R/ f; ^: V/ Z7 o8 T( Utvb now,tvbnow,bttvbSo, the magnitude of y >x |
發表於 2012-12-29 07:13 PM
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