As x is a pure real number, but y only with imaginary part.
$ A' Y( t0 l: [ `7 Y* Q, Y5 lSo if want to compare these two numbers, it should compare there magnitude.5.39.217.762 Z) ?0 d |0 N
1. x -> 0+0i
6 _* r2 O( S) o; V5 W1 u2. y -> 0+1i
* ]2 v/ f5 ]$ E6 q3 t5.39.217.76# m8 o$ ^+ q1 k
Magnitude of x is |√(0^2 +0^2)| = 0
K. ^* U' S6 A8 z8 J公仔箱論壇Magnitude of y is |√(0^2+1^2)| = 15.39.217.76$ | p! B6 |3 E" t* u( l- K( r
8 o$ |, R4 r. B) _1 utvb now,tvbnow,bttvbSo, the magnitude of y >x |
發表於 2012-12-29 07:13 PM
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