25#include "neml2/models/solid_mechanics/crystal_plasticity/SingleSlipStrengthMap.h"
37 "Calculates the slip system strength for all slip systems as \\f$ \\hat{\\tau}_i = "
38 "\\bar{\\tau} + \\tau_0 \\f$ where \\f$ \\hat{\\tau}_i \\f$ is the strength for slip system "
39 "i, \\f$ \\bar{\\tau} \\f$ is an evolving slip system strength (one value of all systems), "
40 "defined by another object, and \\f$ \\tau_0 \\f$ is a constant strength.";
43 options.set(
"slip_hardening").doc() =
"The name of the evovling, scalar strength";
46 options.set(
"constant_strength").doc() =
"The constant slip system strength";
53 _tau_bar(declare_input_variable<
Scalar>(
"slip_hardening")),
54 _tau_const(declare_parameter<
Scalar>(
"constant_strength",
"constant_strength"))
The wrapper (decorator) for cross-referencing unresolved values at parse time.
Definition CrossRef.h:52
static Scalar ones(const torch::TensorOptions &options=default_tensor_options())
Unbatched unit tensor.
Definition FixedDimTensor.h:161
The accessor containing all the information needed to access an item in a LabeledAxis.
Definition LabeledAxisAccessor.h:44
const torch::TensorOptions & options() const
This model's tensor options.
Definition Model.h:116
A custom map-like data structure. The keys are strings, and the values can be nonhomogeneously typed.
Definition OptionSet.h:59
The (logical) scalar.
Definition Scalar.h:38
A map between the internal variables and the slip strength, for the case where all systems share the ...
Definition SingleSlipStrengthMap.h:33
const Scalar & _tau_const
Constant strength to offset the slip hardening.
Definition SingleSlipStrengthMap.h:48
SingleSlipStrengthMap(const OptionSet &options)
Setup from options.
Definition SingleSlipStrengthMap.cxx:51
const Variable< Scalar > & _tau_bar
Slip hardening variable.
Definition SingleSlipStrengthMap.h:45
static OptionSet expected_options()
Definition SingleSlipStrengthMap.cxx:32
void set_value(bool out, bool dou2_din, bool d2out_din2) override
Set the slip system strengths and associated derivatives.
Definition SingleSlipStrengthMap.cxx:59
Parent class of maps between internal variables and the slip system strengths.
Definition SlipStrengthMap.h:35
Variable< BatchTensor > & _tau
Slip strengths.
Definition SlipStrengthMap.h:46
static OptionSet expected_options()
Definition SlipStrengthMap.cxx:34
Definition CrossRef.cxx:32
void neml_assert_dbg(bool assertion, Args &&... args)
Definition error.h:85
LabeledAxisAccessor VariableName
Definition Variable.h:35