As x is a pure real number, but y only with imaginary part.
# ?; v- X% s3 |4 k* U" ~8 m. _www2.tvboxnow.comSo if want to compare these two numbers, it should compare there magnitude.
6 R% n7 n4 ` ?+ Y- M, H8 f5 x公仔箱論壇1. x -> 0+0i
2 ?4 X6 ~7 _% s; U$ }6 Vwww2.tvboxnow.com2. y -> 0+1i1 D+ U% ]& i& m9 o: v2 [; i
8 X' B' v% c. _9 |0 nwww2.tvboxnow.comMagnitude of x is |√(0^2 +0^2)| = 0) q* ], G `4 n5 `( _) D- i, K
Magnitude of y is |√(0^2+1^2)| = 1
/ J+ ?& G# z' C. g; ]3 a% btvb now,tvbnow,bttvb+ g& e) h5 }" |, ]% I6 [
So, the magnitude of y >x |
發表於 2012-12-29 07:13 PM
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