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algebra/mat.cc
1 // Copyright (C) 2007, 2008, 2009 EPITA Research and Development Laboratory (LRDE)
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25 
26 #include <mln/fun/i2v/all_to.hh>
27 #include <mln/algebra/mat.hh>
28 
29 
30 
31 int main()
32 {
33  using namespace mln;
34 
35  {
36  using namespace algebra;
37  mat<3,3,int>
38  m = algebra::make(1, 2, 3,
39  0, 1, 4,
40  5, 6, 0),
41  m_1 = algebra::make(-24, +18, +05,
42  +20, -15, -04,
43  -05, +04, +01);
44  mln_assertion(m._1() == m_1);
45  mln_assertion(m * m._1() == literal::identity);
46  }
47 
48  {
49  using namespace algebra;
50  mat<2,2,int> m = algebra::make(1, 0,
51  0, 1);
52  mln_assertion(tr(m) == 2);
53  mln_assertion(det(m) == 1);
54  mln_assertion(m._1() == m);
55  }
56 
57 }