As x is a pure real number, but y only with imaginary part.
. g* m. M" Y' a2 i$ x/ w2 q. N! \公仔箱論壇So if want to compare these two numbers, it should compare there magnitude.8 o' n4 A' `9 ?
1. x -> 0+0i
2 y6 o) [( l: G+ S4 Q1 r2. y -> 0+1ios.tvboxnow.com) K9 {5 Z* x3 z( d, S( l) e, E
6 N$ z8 L" h# M) f公仔箱論壇Magnitude of x is |√(0^2 +0^2)| = 0
9 W4 d8 T5 I5 P& t9 a- m( kMagnitude of y is |√(0^2+1^2)| = 1
; a+ [' i+ U6 o6 wos.tvboxnow.com公仔箱論壇; J! z6 S( q# j
So, the magnitude of y >x |
發表於 2012-12-29 07:13 PM
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