As x is a pure real number, but y only with imaginary part.
- W0 M9 |/ ]5 z* u. N5.39.217.77So if want to compare these two numbers, it should compare there magnitude.5.39.217.77: e, C; ~! k: `. O5 ^8 F7 L
1. x -> 0+0i* K1 ?* W/ g9 N- ~
2. y -> 0+1i1 v x* n# u: X g
0 p) P2 w+ L7 U; c; W1 P2 B% ]% z vMagnitude of x is |√(0^2 +0^2)| = 05.39.217.77& Q3 Z( J! q& e$ E1 c: T+ `& f8 Y# A
Magnitude of y is |√(0^2+1^2)| = 1
; [5 ^7 m' }' h/ m D+ Z5.39.217.77
D& X) m9 D4 u n9 @tvb now,tvbnow,bttvbSo, the magnitude of y >x |
發表於 2012-12-29 07:13 PM
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