As x is a pure real number, but y only with imaginary part.
* X) g# O* @/ I8 i0 q; U7 fSo if want to compare these two numbers, it should compare there magnitude.
0 ~0 \7 ]9 H1 s: J5 I: J9 L8 c4 ^公仔箱論壇1. x -> 0+0i
6 A2 z1 e" i3 O2 P: m' e8 T7 u: x公仔箱論壇2. y -> 0+1i
) m( l) l9 }$ N8 ]/ v. {* ]
3 ?! @2 c& u' x& ^; R; cMagnitude of x is |√(0^2 +0^2)| = 0
( P1 l5 g) ~3 N" |( E, q0 K公仔箱論壇Magnitude of y is |√(0^2+1^2)| = 1
' o M* T1 X! D' z" p- b公仔箱論壇
8 K; W/ R7 Y" E9 R8 T" I7 h公仔箱論壇So, the magnitude of y >x |
發表於 2012-12-29 07:13 PM
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