As x is a pure real number, but y only with imaginary part.
; X7 {- d: X+ v- X( d9 Bwww2.tvboxnow.comSo if want to compare these two numbers, it should compare there magnitude.* {4 Y& B o; o) q4 h7 x* N$ V
1. x -> 0+0i
) I9 A# y; H0 }/ L% l# {6 r2 f2. y -> 0+1i
% S/ V t. Q2 Q2 |4 c+ V. I7 @0 P8 vTVBNOW 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。0 z; I3 \9 D( O; }3 [
Magnitude of x is |√(0^2 +0^2)| = 0! B9 [3 R9 @0 R2 q+ H# e
Magnitude of y is |√(0^2+1^2)| = 1) E. K' _2 i! t
- x$ T: E7 b6 {6 ewww2.tvboxnow.comSo, the magnitude of y >x |
發表於 2012-12-29 07:13 PM
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