As x is a pure real number, but y only with imaginary part.
7 m5 \! g! u+ c. d$ JSo if want to compare these two numbers, it should compare there magnitude.
! W+ A8 o4 ` Q! X! R) d) C1 \# a" N1 W5.39.217.771. 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。, u& ^; ]2 p7 e2 q7 X& M* \
2. y -> 0+1i公仔箱論壇- M; p5 \$ F2 V; p- F( T& i* u# C% B
% }0 W% w: j' w+ x+ \; _# j) _8 Z公仔箱論壇Magnitude of x is |√(0^2 +0^2)| = 0
/ ^* ~( }, q2 }+ d, t5.39.217.77Magnitude of y is |√(0^2+1^2)| = 1; ^+ ?; P: v0 d, K
/ ^1 w( w! Y( g4 P5 g5.39.217.77So, the magnitude of y >x |
發表於 2012-12-29 07:13 PM
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