As x is a pure real number, but y only with imaginary part.7 ?" V. y) [/ @2 ?, ~8 S% J
So if want to compare these two numbers, it should compare there magnitude.5.39.217.77# Y1 K7 p# X9 w9 U' ]+ i7 G
1. x -> 0+0i
( s M2 ^+ }$ n9 O0 [tvb now,tvbnow,bttvb2. y -> 0+1i
z; S& ?3 X$ l, j) F
; x+ _+ \ u7 c1 Htvb now,tvbnow,bttvbMagnitude of x is |√(0^2 +0^2)| = 0
/ a3 h+ K) s$ ]& W+ ^% GMagnitude of y is |√(0^2+1^2)| = 1
+ m* w1 o3 s: k6 _" q% j% A
5 m% M8 c! Q. E6 n+ ^& T+ f0 j* \So, the magnitude of y >x |
發表於 2012-12-29 07:13 PM
| 
