As x is a pure real number, but y only with imaginary part.
- g* v" G9 J# @& XSo if want to compare these two numbers, it should compare there magnitude.
& h( }' b! F# o% _7 ~( j+ I9 `1. x -> 0+0i
: S( x( n5 f/ s( ]6 X/ A& d/ C9 r公仔箱論壇2. y -> 0+1i0 m$ ?, C; F0 A+ c2 r) w8 g$ j8 }( c) }
5.39.217.77:88986 v) \& c; \* N/ S* B( h. d! t
Magnitude of x is |√(0^2 +0^2)| = 0
% b( K- _1 j! w! qMagnitude of y is |√(0^2+1^2)| = 1
* ^7 S% d+ F4 t公仔箱論壇公仔箱論壇 w0 X8 b* G4 E' @$ q! k! i
So, the magnitude of y >x |
發表於 2012-12-29 07:13 PM
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