As x is a pure real number, but y only with imaginary part.
2 n j, {1 e# ySo if want to compare these two numbers, it should compare there magnitude.
- s- u% l" U' P. [3 d1. x -> 0+0i
' a* c! f) r, Z: B v5.39.217.772. y -> 0+1i
' D0 C, i# ^" r5 O* G
+ `" p) i k3 S' [" {5.39.217.77Magnitude of x is |√(0^2 +0^2)| = 0
6 s4 A' K7 h' g1 }5.39.217.77Magnitude of y is |√(0^2+1^2)| = 1
# ]' |8 O/ z9 X% P5.39.217.77
; q6 {+ }: r& s) U- rtvb now,tvbnow,bttvbSo, the magnitude of y >x |
發表於 2012-12-29 07:13 PM
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