1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
|
#include "mm/mmmatrix.hpp"
#include <iostream>
#include <complex>
int main(int argc, char *argv[]) {
std::cout << "MxN dimensional (int) matrices" << std::endl;
mm::matrix<int, 3, 2> a {{1, 2}, {3, 4}, {5, 6}};
mm::matrix<int, 3, 2> b {{4, 3}, {9, 1}, {2, 5}};
mm::matrix<int, 2, 4> c {{1, 2, 3, 4}, {5, 6, 7, 8}};
auto ct = c.t();
std::cout << "a = \n" << a;
std::cout << "b = \n" << b;
std::cout << "c = \n" << c;
std::cout << "c^t = \n" << ct;
std::cout << std::endl;
// access elements
std::cout << "Access elements" << std::endl;
std::cout << "a.at(2,0) = " << a.at(2, 0) << std::endl;
std::cout << "a[2][0] = " << a[2][0] << std::endl;;
std::cout << std::endl;
// basic operations
std::cout << "Basic operations" << std::endl;
std::cout << "a + b = \n" << a + b;
std::cout << "a - b = \n" << a - b;
std::cout << "a * c = \n" << a * c;
std::cout << "a * 2 = \n" << a * 2;
std::cout << "2 * a = \n" << 2 * a;
std::cout << "a.td() = \n" << a.t(); // or a.trasposed();
std::cout << std::endl;
// special matrices
mm::square_matrix<std::complex<int>, 2> f {{{2, 3}, {1, 4}}, {{6, 1}, {-3, 4}}};
std::cout << "Square matrix" << std::endl;
std::cout << "f = \n" << f;
std::cout << "tr(f) = " << f.tr(); //or f.trace() << std::endl;
auto ft = f.t();
std::cout << "after in place transpose f.t(), f = \n" << ft;
std::cout << std::endl;
auto identity = mm::square_matrix<int, 3>::identity();
std::cout << "Identity matrix" << std::endl;
std::cout << "I = \n" << identity;
std::cout << std::endl;
return 0;
}
|
