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1 : //* This file is part of the MOOSE framework 2 : //* https://mooseframework.inl.gov 3 : //* 4 : //* All rights reserved, see COPYRIGHT for full restrictions 5 : //* https://github.com/idaholab/moose/blob/master/COPYRIGHT 6 : //* 7 : //* Licensed under LGPL 2.1, please see LICENSE for details 8 : //* https://www.gnu.org/licenses/lgpl-2.1.html 9 : 10 : #pragma once 11 : 12 : #include "FEProblemBase.h" 13 : 14 : class NonlinearSystem; 15 : 16 : /** 17 : * Specialization of SubProblem for solving nonlinear equations plus auxiliary equations 18 : * 19 : */ 20 : class FEProblem : public FEProblemBase 21 : { 22 : public: 23 : static InputParameters validParams(); 24 : 25 : FEProblem(const InputParameters & parameters); 26 : 27 0 : virtual bool getUseNonlinear() const { return _use_nonlinear; } 28 0 : virtual void setUseNonlinear(bool use_nonlinear) { _use_nonlinear = use_nonlinear; } 29 : 30 : virtual void setInputParametersFEProblem(InputParameters & parameters) override; 31 : 32 : virtual NonlinearSystem & getNonlinearSystem(const unsigned int nl_sys_num) override; 33 : 34 : virtual void addLineSearch(const InputParameters & parameters) override; 35 : virtual void init() override; 36 : 37 : protected: 38 : bool _use_nonlinear; 39 : std::vector<std::shared_ptr<NonlinearSystem>> _nl_sys; 40 : 41 : private: 42 : using FEProblemBase::_nl; 43 : }; 44 : 45 : using FVProblem = FEProblem; 46 : 47 : inline NonlinearSystem & 48 1559 : FEProblem::getNonlinearSystem(const unsigned int nl_sys_num) 49 : { 50 1559 : return *_nl_sys[nl_sys_num]; 51 : }