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zgbmatrix-_zhematrix.hpp
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1 //=============================================================================
2 /*! zgbmatrix+_zhematrix operator */
3 inline _zgematrix operator+(const zgbmatrix& matA, const _zhematrix& matB)
4 {CPPL_VERBOSE_REPORT;
5 #ifdef CPPL_DEBUG
6  if(matA.n!=matB.n || matA.m!=matB.n){
7  ERROR_REPORT;
8  std::cerr << "These two matrises can not make a summation." << std::endl
9  << "Your input was (" << matA.m << "x" << matA.n << ") + (" << matB.n << "x" << matB.n << ")." << std::endl;
10  exit(1);
11  }
12 #endif//CPPL_DEBUG
13 
14  zgematrix newmat(matB.n,matB.n);
15 
16  for(CPPL_INT i=0; i<matA.m; i++){
17  for(CPPL_INT j=0; j<matB.n; j++){
18  newmat(i,j) =matB(i,j);
19  }
20  const CPPL_INT jmax =std::min(matA.n,i+matA.ku+1);
21  for(CPPL_INT j=std::max(CPPL_INT(0),i-matA.kl); j<jmax; j++){
22  newmat(i,j) += matA(i,j);
23  }
24  }
25 
26  matB.destroy();
27  return _(newmat);
28 }
29 
30 //=============================================================================
31 /*! zgbmatrix-_zhematrix operator */
32 inline _zgematrix operator-(const zgbmatrix& matA, const _zhematrix& matB)
33 {CPPL_VERBOSE_REPORT;
34 #ifdef CPPL_DEBUG
35  if(matA.n!=matB.n || matA.m!=matB.n){
36  ERROR_REPORT;
37  std::cerr << "These two matrises can not make a summation." << std::endl
38  << "Your input was (" << matA.m << "x" << matA.n << ") + (" << matB.n << "x" << matB.n << ")." << std::endl;
39  exit(1);
40  }
41 #endif//CPPL_DEBUG
42 
43  zgematrix newmat(matB.n,matB.n);
44 
45  for(CPPL_INT i=0; i<matA.m; i++){
46  for(CPPL_INT j=0; j<matB.n; j++){
47  newmat(i,j) =-matB(i,j);
48  }
49  const CPPL_INT jmax =std::min(matA.n,i+matA.ku+1);
50  for(CPPL_INT j=std::max(CPPL_INT(0),i-matA.kl); j<jmax; j++){
51  newmat(i,j) +=matA(i,j);
52  }
53  }
54 
55  matB.destroy();
56  return _(newmat);
57 }
58 
59 //=============================================================================
60 /*! zgbmatrix*_zhematrix operator */
61 inline _zgematrix operator*(const zgbmatrix& matA, const _zhematrix& matB)
62 {CPPL_VERBOSE_REPORT;
63 #ifdef CPPL_DEBUG
64  if(matA.n!=matB.n){
65  ERROR_REPORT;
66  std::cerr << "These two matrises can not make a product." << std::endl
67  << "Your input was (" << matA.m << "x" << matA.n << ") * (" << matB.n << "x" << matB.n << ")." << std::endl;
68  exit(1);
69  }
70 #endif//CPPL_DEBUG
71 
72  zgematrix newmat( matA.m, matB.n );
73  newmat.zero();
74 
75  for(CPPL_INT i=0; i<newmat.m; i++){
76  for(CPPL_INT j=0; j<newmat.n; j++){
77  const CPPL_INT kmax =std::min(matA.n,i+matA.ku+1);
78  for(CPPL_INT k=std::max(CPPL_INT(0),i-matA.kl); k<kmax; k++){
79  newmat(i,j)+=matA(i,k)*matB(k,j);
80  }
81  }
82  }
83 
84  matB.destroy();
85  return _(newmat);
86 }
(DO NOT USE) Smart-temporary Complex Double-precision Hermitian Matrix Class
Definition: _zhematrix.hpp:3
_zgematrix operator+(const zgbmatrix &matA, const _zhematrix &matB)
_zgematrix operator*(const zgbmatrix &matA, const _zhematrix &matB)
CPPL_INT n
matrix column size
Definition: _zhematrix.hpp:11
_dgematrix i(const _dgbmatrix &mat)
_zgematrix operator-(const zgbmatrix &matA, const _zhematrix &matB)
CPPL_INT n
matrix column size
Definition: zgbmatrix.hpp:10
CPPL_INT ku
upper band width
Definition: zgbmatrix.hpp:12
CPPL_INT n
matrix column size
Definition: zgematrix.hpp:10
Complex Double-precision General Dence Matrix Class.
Definition: zgematrix.hpp:3
zgematrix & zero()
(DO NOT USE) Smart-temporary Complex Double-precision General Dence Matrix Class
Definition: _zgematrix.hpp:3
CPPL_INT m
matrix row size
Definition: zgbmatrix.hpp:9
Complex Double-precision General Band Matrix Class.
Definition: zgbmatrix.hpp:3
void destroy() const
CPPL_INT m
matrix row size
Definition: zgematrix.hpp:9
CPPL_INT kl
lower band width
Definition: zgbmatrix.hpp:11
_dcovector _(dcovector &vec)