As x is a pure real number, but y only with imaginary part.
! [/ [9 s f1 f) {8 Rwww2.tvboxnow.comSo if want to compare these two numbers, it should compare there magnitude.TVBNOW 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。& |: {5 c; a+ g1 A3 Q/ Z& r7 D2 y
1. x -> 0+0i5 l/ m' R0 J$ j4 D C& `% _
2. y -> 0+1i
# [6 z9 A% W% t. p5 W2 I: |2 Z, w! vtvb now,tvbnow,bttvb
1 e4 K. [% _( d- D/ `) j( B. m公仔箱論壇Magnitude of x is |√(0^2 +0^2)| = 0
" C; @2 u* ]5 g) iMagnitude of y is |√(0^2+1^2)| = 1# d( T, w3 k5 M* F: n3 {. N5 _
0 C1 O; w5 k0 s! g+ F2 H+ r+ |
So, the magnitude of y >x |
發表於 2012-12-29 07:13 PM
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