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root/group/branches/new_design/OOPSE-3.0/src/types/QuadraticBendType.hpp
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Comparing branches/new_design/OOPSE-3.0/src/types/QuadraticBendType.hpp (file contents):
Revision 1749 by tim, Thu Nov 18 03:57:03 2004 UTC vs.
Revision 1750 by tim, Thu Nov 18 04:04:19 2004 UTC

# Line 24 | Line 24
24   */
25  
26   /**
27 < * @file BendType.hpp
27 > * @file QuadraticBendType.hpp
28   * @author    tlin
29   * @date  11/01/2004
30   * @version 1.0
# Line 60 | Line 60 | class QuadraticBendType : public BendType {
60              k4 = k4_;
61          }
62  
63 <        virtual void calcForce(double theta, double& V, double& dVdelta) {
63 >        virtual void calcForce(double theta, double& V, double& dVdTheta) {
64              double delta =  theta- theta0_;
65              double delta2 = delta * delta;
66              double delta3 = delta2 * delta;
67              double delta4 = delta3 * delta;
68              
69              V = 0.5 * (k2_*delta2 + k3_*delta3 + k4_*delta4);
70 <            dVdelta = k2_ * delta + 1.5 * k3_*delta2 + 2.0 * k4_ *delta3;
70 >            dVdTheta = k2_ * delta + 1.5 * k3_*delta2 + 2.0 * k4_ *delta3;
71          }
72          
73      private:

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