fung

Originally posted by milk~~ at 2006-5-8 10:38 PM:1 n; O) `+ ]" ^5 ~' ?0 T

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對~~!6 B% E" u( ]1 y+ [& V; Q
simple harmonic motion

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仲要with damping

fung

Originally posted by gaye at 2006-5-8 11:35 PM:' g2 t$ L7 e, Z

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但假如我唔係 North Pole jump 落...

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咁我諗要睇你點define上同落
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好似好廢...  r% T6 ?, w, K' Z
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即係話如果你設由north -> south為落7 @0 C: i, W, q0 V, t. a
由core去到south, 對north而言依然叫落, O8 r* \! ^7 i) [8 h
vice versa
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反而有樣野你要bear in mind ge係
' _3 ]- e* C9 V. c1 K由core出發, 要input energy