As x is a pure real number, but y only with imaginary part.) G# M P' h6 g* E, ]
So if want to compare these two numbers, it should compare there magnitude.
. S" x" P: `+ N" j3 R; ~5.39.217.771. x -> 0+0i5.39.217.77; S& U# P: }3 U/ X) Z
2. y -> 0+1iTVBNOW 含有熱門話題，最新最快電視，軟體，遊戲，電影，動漫及日常生活及興趣交流等資訊。" ?' [, X' Q' B9 {6 }: D+ P
# d" L5 r. P8 |' j* c1 UMagnitude of x is |√(0^2 +0^2)| = 0
1 P. o" A' G3 x# f5.39.217.77Magnitude of y is |√(0^2+1^2)| = 1
4 [4 T$ C$ [5 G2 L
" Q: @6 W% b% m& vSo, the magnitude of y >x |
發表於 2012-12-29 07:13 PM
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