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_zgsmatrix-zgsmatrix.hpp
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1 //=============================================================================
2 /*! _zgsmatrix+zgsmatrix operator */
3 inline _zgsmatrix operator+(const _zgsmatrix& matA, const zgsmatrix& matB)
4 {CPPL_VERBOSE_REPORT;
5 #ifdef CPPL_DEBUG
6  if(matA.n!=matB.n || matA.m!=matB.m){
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.m << "x" << matB.n << ")." << std::endl;
10  exit(1);
11  }
12 #endif//CPPL_DEBUG
13 
14  zgsmatrix newmat(matA);
15 
16  const std::vector<zcomponent>::const_iterator matB_data_end =matB.data.end();
17  for(std::vector<zcomponent>::const_iterator it=matB.data.begin(); it!=matB_data_end; it++){
18  newmat(it->i, it->j) +=it->v;
19  }
20 
21  return _(newmat);
22 }
23 
24 //=============================================================================
25 /*! _zgsmatrix-zgsmatrix operator */
26 inline _zgsmatrix operator-(const _zgsmatrix& matA, const zgsmatrix& matB)
27 {CPPL_VERBOSE_REPORT;
28 #ifdef CPPL_DEBUG
29  if(matA.n!=matB.n || matA.m!=matB.m){
30  ERROR_REPORT;
31  std::cerr << "These two matrises can not make a subtraction." << std::endl
32  << "Your input was (" << matA.m << "x" << matA.n << ") - (" << matB.m << "x" << matB.n << ")." << std::endl;
33  exit(1);
34  }
35 #endif//CPPL_DEBUG
36 
37  zgsmatrix newmat(matA);
38 
39  const std::vector<zcomponent>::const_iterator matB_data_end =matB.data.end();
40  for(std::vector<zcomponent>::const_iterator it=matB.data.begin(); it!=matB_data_end; it++){
41  newmat(it->i, it->j) -=it->v;
42  }
43 
44  return _(newmat);
45 }
46 
47 //=============================================================================
48 /*! _zgsmatrix*zgsmatrix operator */
49 inline _zgsmatrix operator*(const _zgsmatrix& matA, const zgsmatrix& matB)
50 {CPPL_VERBOSE_REPORT;
51 #ifdef CPPL_DEBUG
52  if(matA.n!=matB.m){
53  ERROR_REPORT;
54  std::cerr << "These two matrises can not make a product." << std::endl
55  << "Your input was (" << matA.m << "x" << matA.n << ") * (" << matB.m << "x" << matB.n << ")." << std::endl;
56  exit(1);
57  }
58 #endif//CPPL_DEBUG
59 
60  zgsmatrix newmat(matA.m, matB.n);
61 
62  const std::vector<zcomponent>::const_iterator matA_data_end =matA.data.end();
63  for(std::vector<zcomponent>::const_iterator it=matA.data.begin(); it!=matA_data_end; it++){
64  CPPL_INT k =it->j;
65  const std::vector<CPPL_INT>::const_iterator matB_rows_k_end =matB.rows[k].end();
66  for(std::vector<CPPL_INT>::const_iterator p=matB.rows[k].begin(); p!=matB_rows_k_end; p++){
67  newmat(it->i,matB.data[*p].j) +=it->v*matB.data[*p].v;
68  }
69  }
70 
71  matA.destroy();
72  return _(newmat);
73 }
Complex Double-precision General Sparse Matrix Class.
Definition: zgsmatrix.hpp:3
CPPL_INT n
matrix column size
Definition: _zgsmatrix.hpp:10
(DO NOT USE) Smart-temporary Real Double-precision General Sparse Matrix Class
Definition: _zgsmatrix.hpp:3
std::vector< std::vector< CPPL_INT > > rows
array of vector to store the entry information of component for each row
Definition: zgsmatrix.hpp:12
_zgsmatrix operator-(const _zgsmatrix &matA, const zgsmatrix &matB)
std::vector< zcomponent > data
matrix data
Definition: zgsmatrix.hpp:11
CPPL_INT m
matrix row size
Definition: _zgsmatrix.hpp:9
void destroy() const
_zgsmatrix operator+(const _zgsmatrix &matA, const zgsmatrix &matB)
CPPL_INT m
matrix row size
Definition: zgsmatrix.hpp:9
CPPL_INT n
matrix column size
Definition: zgsmatrix.hpp:10
_dcovector _(dcovector &vec)
std::vector< zcomponent > data
matrix data
Definition: _zgsmatrix.hpp:11
_zgsmatrix operator*(const _zgsmatrix &matA, const zgsmatrix &matB)