NEML2 1.4.0
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R2.cxx
1// Copyright 2023, UChicago Argonne, LLC
2// All Rights Reserved
3// Software Name: NEML2 -- the New Engineering material Model Library, version 2
4// By: Argonne National Laboratory
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24
25#include "neml2/tensors/R2.h"
26
27#include "neml2/misc/math.h"
28
29#include "neml2/tensors/Rot.h"
30#include "neml2/tensors/SR2.h"
31#include "neml2/tensors/WR2.h"
32#include "neml2/tensors/R4.h"
33#include "neml2/tensors/SSR4.h"
34
35namespace neml2
36{
37
38R2::R2(const SR2 & S)
39 : R2(math::mandel_to_full(S))
40{
41}
42
43R2::R2(const WR2 & W)
44 : R2(math::skew_to_full(W))
45{
46}
47
48R2::R2(const Rot & r)
49 : R2(r.euler_rodrigues())
50{
51}
52
53R4
54R2::identity_map(const torch::TensorOptions & options)
55{
56 return SSR4::identity(options);
57}
58} // namespace neml2
The wrapper (decorator) for cross-referencing unresolved values at parse time.
Definition CrossRef.h:52
A basic R2.
Definition R2.h:42
static R4 identity_map(const torch::TensorOptions &options=default_tensor_options())
The derivative of a R2 with respect to itself.
Definition R2.cxx:54
R2(const SR2 &S)
Form a full R2 from a symmetric tensor.
Definition R2.cxx:38
The (logical) full fourth order tensor.
Definition R4.h:43
Rotation stored as modified Rodrigues parameters.
Definition Rot.h:49
The (logical) symmetric second order tensor.
Definition SR2.h:46
static SSR4 identity(const torch::TensorOptions &options=default_tensor_options())
Create the identity tensor .
Definition SSR4.cxx:45
A skew rank 2, represented as an axial vector.
Definition WR2.h:43
Definition CrossRef.cxx:32