As x is a pure real number, but y only with imaginary part.
' G8 y: W" c$ r/ W9 E: j, m, }$ N- N( p* rSo if want to compare these two numbers, it should compare there magnitude.公仔箱論壇8 n9 k9 R( }$ s8 A8 _6 Z H1 L% G- l
1. x -> 0+0i6 x" `7 K# y' _9 }0 ]# }1 d& @; [$ B0 A
2. y -> 0+1itvb now,tvbnow,bttvb3 q6 k. C5 k5 o( i+ a- o- ]% ]0 y
: q6 X4 b, [) c KTVBNOW 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。Magnitude of x is |√(0^2 +0^2)| = 0
3 _% i j# O0 J$ jMagnitude of y is |√(0^2+1^2)| = 1公仔箱論壇! Z7 k4 I( V* P3 n9 _. P
2 \! C V5 r) _So, the magnitude of y >x |
發表於 2012-12-29 07:13 PM
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