As x is a pure real number, but y only with imaginary part.
3 O& F9 G4 \: |& V( pTVBNOW 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 if want to compare these two numbers, it should compare there magnitude.tvb now,tvbnow,bttvb- O/ w; I$ o9 H* ~4 _8 ?
1. x -> 0+0i
U9 o! \" A0 I) F# A4 j5.39.217.77:88982. y -> 0+1i
* ?5 P/ n* K1 z* ^/ M7 utvb now,tvbnow,bttvb
# b" t7 T9 z. `' \/ w, f) @$ L公仔箱論壇Magnitude of x is |√(0^2 +0^2)| = 0
8 i \0 H U9 {, g2 H, g5.39.217.77:8898Magnitude of y is |√(0^2+1^2)| = 15.39.217.77:8898# O2 ]# c2 u& I5 E D
tvb now,tvbnow,bttvb) S; a7 F/ q; K: e8 P1 d" z7 S
So, the magnitude of y >x |
發表於 2012-12-29 07:13 PM
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