As x is a pure real number, but y only with imaginary part.
* x5 [+ {6 x4 U5 Y q% z* \! j/ s5.39.217.77So if want to compare these two numbers, it should compare there magnitude.
2 h* m9 k) n9 v8 Q0 A. J; \5.39.217.771. x -> 0+0i# R& B( i& L! M7 B- D2 j u! D
2. y -> 0+1i
% D+ K5 ?% Y+ c9 r5 w
! M+ }/ M2 T: Q4 c f2 E# L" Z, ZTVBNOW 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。Magnitude of x is |√(0^2 +0^2)| = 0
, [4 C8 V1 \. R公仔箱論壇Magnitude of y is |√(0^2+1^2)| = 1
" a# [' ^7 b4 j+ p5.39.217.77
. C0 W1 C) C# D7 v; ]) F! qTVBNOW 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。So, the magnitude of y >x |
發表於 2013-1-6 06:17 PM
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