NtTimeDerivative.h

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#pragma once
 
#include "ScalarTransportTimeDerivative.h"
 
class NtTimeDerivative : public ScalarTransportTimeDerivative
{
public:
  NtTimeDerivative(const InputParameters & parameters);
 
  static InputParameters validParams();
 
protected:
  virtual Real computeQpResidual() override;
  virtual Real computeQpJacobian() override;
  virtual Real computeQpOffDiagJacobian(unsigned int jvar) override;
 
  // Group constant MaterialProperty(s)
  const MaterialProperty<std::vector<Real>> & _recipvel;
  const MaterialProperty<std::vector<Real>> & _d_recipvel_d_temp;
 
  const unsigned int _group;
 
  const unsigned int _temp_id;
};