test_T2_23.cpp

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#include "../../../src/FTensor.hpp"
#include "../test_for_zero.hpp"
#include <iostream>
using namespace FTensor;
using namespace std;
 
void test_T2_23(const Tensor1<double, 3> &t1_2,
                const Tensor2<double, 3, 3> &t2_2)
{
  Index<'i', 3> i;
  Index<'j', 3> j;
 
  Number<0> N0;
  Number<1> N1;
  Number<2> N2;
 
  /* Tensor2 tests */
 
  /* Tensor2*Tensor1 */
  Tensor1<double, 3> t1;
 
  t1(i) = t2_2(i, j) * t1_2(j);
  test_for_zero(
    t1(0)
      - (t2_2(0, 0) * t1_2(0) + t2_2(0, 1) * t1_2(1) + t2_2(0, 2) * t1_2(2)),
    "T2(i,j)*T1(j)(0)");
  test_for_zero(
    t1(1)
      - (t2_2(1, 0) * t1_2(0) + t2_2(1, 1) * t1_2(1) + t2_2(1, 2) * t1_2(2)),
    "T2(i,j)*T1(j)(1)");
  test_for_zero(
    t1(2)
      - (t2_2(2, 0) * t1_2(0) + t2_2(2, 1) * t1_2(1) + t2_2(2, 2) * t1_2(2)),
    "T2(i,j)*T1(j)(2)");
 
  t1(i) = t1_2(j) * t2_2(i, j);
  test_for_zero(
    t1(0)
      - (t2_2(0, 0) * t1_2(0) + t2_2(0, 1) * t1_2(1) + t2_2(0, 2) * t1_2(2)),
    "T1(j)*T2(i,j)(0)");
  test_for_zero(
    t1(1)
      - (t2_2(1, 0) * t1_2(0) + t2_2(1, 1) * t1_2(1) + t2_2(1, 2) * t1_2(2)),
    "T1(j)*T2(i,j)(1)");
  test_for_zero(
    t1(2)
      - (t2_2(2, 0) * t1_2(0) + t2_2(2, 1) * t1_2(1) + t2_2(2, 2) * t1_2(2)),
    "T1(j)*T2(i,j)(2)");
 
  t1(j) = t2_2(i, j) * t1_2(i);
  test_for_zero(
    t1(0)
      - (t2_2(0, 0) * t1_2(0) + t2_2(1, 0) * t1_2(1) + t2_2(2, 0) * t1_2(2)),
    "T2(i,j)*T1(i)(0)");
  test_for_zero(
    t1(1)
      - (t2_2(0, 1) * t1_2(0) + t2_2(1, 1) * t1_2(1) + t2_2(2, 1) * t1_2(2)),
    "T2(i,j)*T1(i)(1)");
  test_for_zero(
    t1(2)
      - (t2_2(0, 2) * t1_2(0) + t2_2(1, 2) * t1_2(1) + t2_2(2, 2) * t1_2(2)),
    "T2(i,j)*T1(i)(2)");
 
  t1(j) = t1_2(i) * t2_2(i, j);
  test_for_zero(
    t1(0)
      - (t2_2(0, 0) * t1_2(0) + t2_2(1, 0) * t1_2(1) + t2_2(2, 0) * t1_2(2)),
    "T1(i)*T2(i,j)(0)");
  test_for_zero(
    t1(1)
      - (t2_2(0, 1) * t1_2(0) + t2_2(1, 1) * t1_2(1) + t2_2(2, 1) * t1_2(2)),
    "T1(i)*T2(i,j)(1)");
  test_for_zero(
    t1(2)
      - (t2_2(0, 2) * t1_2(0) + t2_2(1, 2) * t1_2(1) + t2_2(2, 2) * t1_2(2)),
    "T1(i)*T2(i,j)(2)");
}