29#ifndef NONLINEARGURSON_H
30#define NONLINEARGURSON_H
38 const double q1 = 1.,
q2 = 1.,
fn = 0.,
sn = 1.,
en = 0.;
42 static constexpr unsigned max_iteration = 20u;
43 static const double sqrt_three_two;
44 static const mat unit_dev_tensor;
49 const double para_a = 3. * bulk *
q1 *
q2;
50 const double para_b =
fn /
sn / sqrt(2. * datum::pi);
52 [[nodiscard]]
virtual vec compute_hardening(
double)
const = 0;
67 int initialize(
const shared_ptr<DomainBase>&)
override;
79 void print()
override;
OutputType
Definition: OutputType.h:23
ParameterType
Definition: ParameterType.h:21
The Material3D class.
Definition: Material3D.h:37
The NonlinearGurson class.
Definition: NonlinearGurson.h:41
int reset_status() override
Definition: NonlinearGurson.cpp:155
void print() override
Definition: NonlinearGurson.cpp:169
NonlinearGurson(unsigned, double, double, double, double, double, double, double, double=0.)
Definition: NonlinearGurson.cpp:25
int clear_status() override
Definition: NonlinearGurson.cpp:139
int update_trial_status(const vec &) override
Definition: NonlinearGurson.cpp:39
int commit_status() override
Definition: NonlinearGurson.cpp:147
int initialize(const shared_ptr< DomainBase > &) override
Definition: NonlinearGurson.cpp:29
double get_parameter(ParameterType) const override
Definition: NonlinearGurson.cpp:37
vector< vec > record(OutputType) override
Definition: NonlinearGurson.cpp:163
Definition: NonlinearGurson.h:34
const double en
Definition: NonlinearGurson.h:38
const double q1
Definition: NonlinearGurson.h:38
const double poissons_ratio
Definition: NonlinearGurson.h:36
const double fn
Definition: NonlinearGurson.h:38
const double sn
Definition: NonlinearGurson.h:38
const double q2
Definition: NonlinearGurson.h:38
const double elastic_modulus
Definition: NonlinearGurson.h:35