FredrickArmstrongPlasticHardening.h

// Copyright 2024, UChicago Argonne, LLC
// All Rights Reserved
// Software Name: NEML2 -- the New Engineering material Model Library, version 2
// By: Argonne National Laboratory
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#pragma once
 
#include "neml2/models/solid_mechanics/FlowRule.h"
 
namespace neml2
{
class SR2;
 
class FredrickArmstrongPlasticHardening : public FlowRule
{
public:
  static OptionSet expected_options();
 
  FredrickArmstrongPlasticHardening(const OptionSet & options);
 
protected:
  void set_value(bool out, bool dout_din, bool d2out_din2) override;

  const Variable<SR2> & _X;

  const Variable<SR2> & _NM;

  Variable<SR2> & _X_dot;
 
  const Scalar & _C;
  const Scalar & _g;
};
class FredrickArmstrongPlasticHardening : public FlowRule {…};
 
} // namespace neml2