As x is a pure real number, but y only with imaginary part.tvb now,tvbnow,bttvb, ?, L2 g+ z' o# Y% r* b2 T& C( Y
So if want to compare these two numbers, it should compare there magnitude.
! \1 ~2 X0 Y- o3 d/ Z2 U$ R公仔箱論壇1. x -> 0+0i
- J6 c/ W& ]# X8 s" b! N& B5.39.217.772. y -> 0+1i5.39.217.777 B! Q1 [1 r' [: E+ {$ }8 Q3 o
公仔箱論壇1 ?: W5 p' J" M: {) }. L
Magnitude of x is |√(0^2 +0^2)| = 07 z2 y1 `! W7 \( M& F# p @5 s7 {6 ]! s
Magnitude of y is |√(0^2+1^2)| = 1% \: u6 Y7 R; v! z
9 \* \- n" C" ]$ ^7 {% s5.39.217.77So, the magnitude of y >x |
發表於 2012-12-29 07:13 PM
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