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test_T3dg_01.cpp
Go to the documentation of this file.
3#include <iostream>
4using namespace FTensor;
5using namespace std;
6
8{
9 Index<'i', 3> i;
10 Index<'j', 3> j;
11
15
16 /* Dg tests */
17
18 t1_1(i) = t3dg_2(i, j, j);
19 test_for_zero(t1_1(0)
20 - (t3dg_2(0, 0, 0) + t3dg_2(0, 1, 1) + t3dg_2(0, 2, 2)),
21 "T3dg(i,j,j)(0)");
22 test_for_zero(t1_1(1)
23 - (t3dg_2(1, 0, 0) + t3dg_2(1, 1, 1) + t3dg_2(1, 2, 2)),
24 "T3dg(i,j,j)(1)");
25 test_for_zero(t1_1(2)
26 - (t3dg_2(2, 0, 0) + t3dg_2(2, 1, 1) + t3dg_2(2, 2, 2)),
27 "T3dg(i,j,j)(2)");
28 t1_1(i) = t3dg_2(j, i, j);
29 test_for_zero(t1_1(0)
30 - (t3dg_2(0, 0, 0) + t3dg_2(1, 0, 1) + t3dg_2(2, 0, 2)),
31 "T3dg(j,i,j)(0)");
32 test_for_zero(t1_1(1)
33 - (t3dg_2(0, 1, 0) + t3dg_2(1, 1, 1) + t3dg_2(2, 1, 2)),
34 "T3dg(j,i,j)(1)");
35 test_for_zero(t1_1(2)
36 - (t3dg_2(0, 2, 0) + t3dg_2(1, 2, 1) + t3dg_2(2, 2, 2)),
37 "T3dg(j,i,j)(2)");
38 t1_1(i) = t3dg_2(j, j, i);
39 test_for_zero(t1_1(0)
40 - (t3dg_2(0, 0, 0) + t3dg_2(1, 1, 0) + t3dg_2(2, 2, 0)),
41 "T3dg(j,j,i)(0)");
42 test_for_zero(t1_1(1)
43 - (t3dg_2(0, 0, 1) + t3dg_2(1, 1, 1) + t3dg_2(2, 2, 1)),
44 "T3dg(j,j,i)(1)");
45 test_for_zero(t1_1(2)
46 - (t3dg_2(0, 0, 2) + t3dg_2(1, 1, 2) + t3dg_2(2, 2, 2)),
47 "T3dg(j,j,i)(2)");
48}
static Number< 2 > N2
static Number< 1 > N1
static Number< 0 > N0
Tensors class implemented by Walter Landry.
FTensor::Index< 'i', SPACE_DIM > i
FTensor::Index< 'j', 3 > j
Tensors class implemented by Walter Landry.
Definition FTensor.hpp:51
void test_T3dg_01(Tensor1< double, 3 > &t1_1, const Dg< double, 3, 3 > &t3dg_2)
void test_for_zero(const T &t, const std::string &s)