fung

Originally posted by milk~~ at 2006-5-8 10:38 PM:/ n9 W2 B7 Y' t. t

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' a; k+ M1 r- u0 T- t- s) z) P* Csimple harmonic motion

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" b2 L& v# R. a5 t: J/ c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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咁我諗要睇你點define上同落  A1 O9 f# O6 g" B) j* Z

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! n) f$ {4 B+ K" v: h$ M  L即係話如果你設由north -> south為落: n7 H% U, d4 U+ H, r
由core去到south, 對north而言依然叫落
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; f; E8 ^* _4 E5 s! d0 p反而有樣野你要bear in mind ge係& A  _5 n' o* ~' G' H/ z5 P
由core出發, 要input energy