As x is a pure real number, but y only with imaginary part.
4 I* i2 ` M) p9 Ytvb now,tvbnow,bttvbSo if want to compare these two numbers, it should compare there magnitude.
3 m5 {0 m0 D/ j" hTVBNOW 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。1. x -> 0+0i公仔箱論壇' \9 U! E8 u% o; R
2. y -> 0+1i
; H( @8 L' {1 ~$ v4 X3 ?tvboxnow.com9 \1 K7 y, ~; C0 f) K
Magnitude of x is |√(0^2 +0^2)| = 0$ L" V4 C# V7 W+ `
Magnitude of y is |√(0^2+1^2)| = 17 p) Z7 x3 O: f# a0 s
2 _) W* j3 l6 Y, i7 D* PSo, the magnitude of y >x |
發表於 2012-12-29 07:13 PM
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