As x is a pure real number, but y only with imaginary part.
Y4 A! [* ~# c x' {0 Z! Q公仔箱論壇So if want to compare these two numbers, it should compare there magnitude.
; F) c/ r) j8 ^5.39.217.77:88981. x -> 0+0i
1 |6 T: R. H- T# ~. qtvb now,tvbnow,bttvb2. y -> 0+1i
9 a0 D, h: _! Y. I$ A1 T$ Q( W5.39.217.77:8898
4 X |3 Q, Q: ?. J; m+ ?! U公仔箱論壇Magnitude of x is |√(0^2 +0^2)| = 0
2 M S: U N/ y# D3 ^$ k+ ^- m" d2 H4 _公仔箱論壇Magnitude of y is |√(0^2+1^2)| = 15.39.217.77:88982 ~ {/ y x" P D; r4 y3 Z7 x
5.39.217.77:8898; U+ g. U& a% O
So, the magnitude of y >x |
發表於 2012-12-29 07:13 PM
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