As x is a pure real number, but y only with imaginary part.
. `! o) \& u: `) h( @! n& uSo if want to compare these two numbers, it should compare there magnitude. c% Q) Y( y$ Q% i/ h* H
1. x -> 0+0i
- T9 R9 L; |* y2 z( N5.39.217.762. y -> 0+1i
{2 E, J; D" X1 n9 Ftvb now,tvbnow,bttvb
1 B, P3 {7 C1 y9 `Magnitude of x is |√(0^2 +0^2)| = 0tvb now,tvbnow,bttvb' e/ i6 s+ s7 s. t& k; r
Magnitude of y is |√(0^2+1^2)| = 1
1 `8 c% }! `3 \5 Q3 v7 ~- r5.39.217.767 n! [, V$ y0 t r6 T4 n4 h7 F
So, the magnitude of y >x |
發表於 2012-12-29 07:13 PM
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