As x is a pure real number, but y only with imaginary part.
- N$ e% _; n& z' {8 |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。3 f/ Q1 o+ [ k! J- _& H( n# K
1. x -> 0+0i2 ]+ I8 J% \* V
2. y -> 0+1i
: a* ?' S9 @6 f1 [+ Z$ BTVBNOW 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。
) [! ^, `+ ^$ {+ G. I& s5.39.217.77Magnitude of x is |√(0^2 +0^2)| = 0
0 i6 o' v. x1 D4 l/ OMagnitude of y is |√(0^2+1^2)| = 1
5 f3 Y1 \! z2 t7 }! K公仔箱論壇
; Q3 [5 L: s9 C3 w& k/ Q; C5.39.217.77So, the magnitude of y >x |
發表於 2012-12-29 07:13 PM
| 
