fung

Originally posted by milk~~ at 2006-5-8 10:38 PM:
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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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但假如我唔係 North Pole jump 落...

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1 Z8 Z( E' V0 ?. o; V' V: x$ G9 _$ U咁我諗要睇你點define上同落2 K# ?( |, Z7 w3 {; J4 S
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好似好廢...
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即係話如果你設由north -> south為落! v# h9 o# @" \2 f
由core去到south, 對north而言依然叫落
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反而有樣野你要bear in mind ge係: e( d; {/ Z" s/ a
由core出發, 要input energy