# | Line 58 | Line 58 | class Bond { | |
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58 | class Bond { | |
59 | public: | |
60 | Bond(Atom* atom1, Atom* atom2, BondType* bt) : atom1_(atom1), atom2_(atom2), bondType_(bt) {} | |
61 | < | |
61 | > | virtual ~Bond() {} |
62 | void calcForce() { | |
63 | double len; | |
64 | double dvdr; |
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