As x is a pure real number, but y only with imaginary part.
& E4 q2 V' e5 S% B* FSo if want to compare these two numbers, it should compare there magnitude.
3 H; _* l% E% {: M; Z, v5.39.217.771. x -> 0+0iTVBNOW 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。: X. W+ y+ z8 M0 ?; e
2. y -> 0+1i公仔箱論壇& |! f$ n* c8 Y3 \7 Q& t3 R
. Y0 E7 z e5 L
Magnitude of x is |√(0^2 +0^2)| = 0
" I- [* {* o: d$ l公仔箱論壇Magnitude of y is |√(0^2+1^2)| = 1公仔箱論壇- Z% g) B! ?' D& M- m, d
4 T2 a0 h0 i- rSo, the magnitude of y >x |
發表於 2012-12-29 07:13 PM
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