FreeFOAM The Cross-Platform CFD Toolkit
SVDI.H
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25 
26 // * * * * * * * * * * * Private Member Functions * * * * * * * * * * * * * //
27 
28 template<class T>
29 inline const T Foam::SVD::sign(const T& a, const T& b)
30 {
31  return b >= 0 ? (a >= 0 ? a : -a) : (a >= 0 ? -a : a);
32 }
33 
34 
35 // * * * * * * * * * * * * * * * Member Functions * * * * * * * * * * * * * //
36 
38 {
39  return U_;
40 }
41 
43 {
44  return V_;
45 }
46 
48 {
49  return S_;
50 }
51 
53 {
54  return VSinvUt_;
55 }
56 
57 inline Foam::label Foam::SVD::nZeros() const
58 {
59  return nZeros_;
60 }
61 
62 inline Foam::scalar Foam::SVD::minNonZeroS() const
63 {
64  scalar minS = S_[0];
65  for(label i = 1; i < S_.size(); i++)
66  {
67  scalar s = S_[i];
68  if (s > VSMALL && s < minS) minS = s;
69  }
70  return minS;
71 }
72 
73 
74 // ************************ vim: set sw=4 sts=4 et: ************************ //