As x is a pure real number, but y only with imaginary part.公仔箱論壇- m8 f$ |1 E9 k/ ~
So if want to compare these two numbers, it should compare there magnitude.tvb now,tvbnow,bttvb+ p5 ~" \' ], E: l3 X7 M! |
1. x -> 0+0i
( `9 Q# K5 v z& y4 }- w2 FTVBNOW 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。2. y -> 0+1itvb now,tvbnow,bttvb. C/ ?. Q8 R8 H; S
+ q" J# T' {- ?! F) z9 b- |) gMagnitude of x is |√(0^2 +0^2)| = 0
" J+ H% I; {' h: X K: J2 ?公仔箱論壇Magnitude of y is |√(0^2+1^2)| = 1公仔箱論壇; ~9 h8 r$ Q3 [* U f, Y
( T8 Z g3 T: _/ ]. Y公仔箱論壇So, the magnitude of y >x |
發表於 2012-12-29 07:13 PM
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