As x is a pure real number, but y only with imaginary part.
2 s" ]9 g4 N! } Q5.39.217.77:8898So if want to compare these two numbers, it should compare there magnitude.
# }& S+ m% X* {4 f# ltvb now,tvbnow,bttvb1. x -> 0+0itvb now,tvbnow,bttvb L2 a1 r( Y- A) \
2. y -> 0+1i5.39.217.77:8898$ o! \. s( `3 z
m! _9 v# k. v/ OMagnitude of x is |√(0^2 +0^2)| = 0
8 r* ?5 l3 j, ~3 ~2 T# s5 oTVBNOW 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)| = 15.39.217.77:88982 N( Q- ]: L- c: I
! B7 P4 j5 l) ]% ]- C' h) ]
So, the magnitude of y >x |
發表於 2012-12-29 07:13 PM
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