As x is a pure real number, but y only with imaginary part.
* Z! p, w- I2 q6 U4 \So if want to compare these two numbers, it should compare there magnitude.
' a% Q; O% U$ F' R T7 k8 U5 f" j) U公仔箱論壇1. x -> 0+0i
( O" o7 T5 Z9 F8 r2. y -> 0+1i
7 T) d6 B8 `3 m* N" t2 Xos.tvboxnow.com
% {, h9 {; D2 Q. d6 uMagnitude of x is |√(0^2 +0^2)| = 0% u9 |5 f6 A8 e9 M8 y
Magnitude of y is |√(0^2+1^2)| = 1
& f7 [5 Z# ^& P0 ]4 T% \os.tvboxnow.com5 s9 y8 h+ n6 |0 B Z
So, the magnitude of y >x |
發表於 2012-12-29 07:13 PM
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