fung

Originally posted by milk~~ at 2006-5-8 10:38 PM:6 y4 `+ v! f1 f6 \* W7 |% M
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simple harmonic motion

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仲要with damping

fung

Originally posted by gaye at 2006-5-8 11:35 PM:
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& t* n7 Q  a3 N6 R  f( M- k' @但假如我唔係 North Pole jump 落...

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0 f$ G0 v. \; n9 d/ p  y+ \咁我諗要睇你點define上同落" Y5 c" T1 K6 r& G3 \7 o
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好似好廢...
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- J$ I' a% G% x% O( U6 J即係話如果你設由north -> south為落
3 R+ o5 A. p0 y% o+ s1 L# C由core去到south, 對north而言依然叫落
6 X5 G/ M4 R' J* avice versa
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反而有樣野你要bear in mind ge係0 T8 B5 ~% Y( @
由core出發, 要input energy