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astringent銅蟲(chóng) (著名寫(xiě)手)
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[交流]
【求助】對(duì)MSD編程中周期性邊界的不解
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最近在看MSD ,但是對(duì)周期性邊界條件理解不上去。我在看Computer simulation of liquids時(shí),對(duì)于計(jì)算MSD,說(shuō)上有這樣一段:it is important not to switch attention from one periodic image to another, which is why it is sometimes useful to have available a set of particle coordinates which have not been subjected to periodic boundary corrections during the simulation 。 但是當(dāng)我看相關(guān)程序的時(shí)候,去使用了周期性邊界條件 ,我一直沒(méi)想明白,請(qǐng)大家?guī)兔Ψ治鲆幌拢?br /> dowhile (dx .gt. xbox2) dx = dx - xbox end do dowhile (dx .lt. -xbox2) dx = dx + xbox end do |
找到一些相關(guān)的精華帖子,希望有用哦~
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