As x is a pure real number, but y only with imaginary part.tvb now,tvbnow,bttvb( k6 Z- h2 v1 ~6 ?/ E7 q/ Q$ G
So 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。8 H/ F; V- M1 ^7 e
1. x -> 0+0i2 x' e7 D$ o ^; h; ?
2. y -> 0+1i% W" w9 Y* b, r Z' J& O5 ]$ _7 @
tvb now,tvbnow,bttvb S* u- n( }5 s+ a8 B6 J
Magnitude of x is |√(0^2 +0^2)| = 0公仔箱論壇5 g, _6 l, b: F
Magnitude of y is |√(0^2+1^2)| = 1
% e& @! f z. N5 G2 d' Xtvb now,tvbnow,bttvb
' |" k5 n, G+ D; h6 t! d- u' Jtvb now,tvbnow,bttvbSo, the magnitude of y >x |
發表於 2012-12-29 07:13 PM
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