As x is a pure real number, but y only with imaginary part.
d( _+ l" h9 t; Gtvb now,tvbnow,bttvbSo 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。1 |+ Z% n2 d5 W3 _
1. x -> 0+0i
: r1 |% T m/ x9 s9 g/ U# vtvb now,tvbnow,bttvb2. y -> 0+1i公仔箱論壇: N7 U* F! \7 S% i
0 t, U w/ D3 h- D+ ], ^
Magnitude of x is |√(0^2 +0^2)| = 0tvb now,tvbnow,bttvb5 ]) H. N# L3 b2 f- m
Magnitude of y is |√(0^2+1^2)| = 1
( ^- W7 [8 \; i2 y! ]$ V5 l& X: T5.39.217.76
7 U) u0 m7 R3 o9 {tvb now,tvbnow,bttvbSo, the magnitude of y >x |
發表於 2012-12-29 07:13 PM
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