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comparison src/sparse-xdiv.h @ 8965:42aff15e059b

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Implement diag \ sparse and sparse / diag. Not pretty, but somewhat efficient and preserves sparsity.
author Jason Riedy <jason@acm.org>
date Mon, 09 Mar 2009 17:49:14 -0400
parents a1dbe9d80eee
children 16f53d29049f
comparison
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8964:f4f4d65faaa0 8965:42aff15e059b
25 #define octave_sparse_xdiv_h 1 25 #define octave_sparse_xdiv_h 1
26 26
27 #include "oct-cmplx.h" 27 #include "oct-cmplx.h"
28 #include "MatrixType.h" 28 #include "MatrixType.h"
29 29
30 class DiagMatrix;
31 class ComplexDiagMatrix;
30 class SparseMatrix; 32 class SparseMatrix;
31 class SparseComplexMatrix; 33 class SparseComplexMatrix;
32 34
33 extern Matrix xdiv (const Matrix& a, const SparseMatrix& b, MatrixType &typ); 35 extern Matrix xdiv (const Matrix& a, const SparseMatrix& b, MatrixType &typ);
34 extern ComplexMatrix xdiv (const Matrix& a, const SparseComplexMatrix& b, 36 extern ComplexMatrix xdiv (const Matrix& a, const SparseComplexMatrix& b,
44 const SparseComplexMatrix& b, MatrixType &typ); 46 const SparseComplexMatrix& b, MatrixType &typ);
45 extern SparseComplexMatrix xdiv (const SparseComplexMatrix& a, 47 extern SparseComplexMatrix xdiv (const SparseComplexMatrix& a,
46 const SparseMatrix& b, MatrixType &typ); 48 const SparseMatrix& b, MatrixType &typ);
47 extern SparseComplexMatrix xdiv (const SparseComplexMatrix& a, 49 extern SparseComplexMatrix xdiv (const SparseComplexMatrix& a,
48 const SparseComplexMatrix& b, MatrixType &typ); 50 const SparseComplexMatrix& b, MatrixType &typ);
51
52 extern SparseMatrix xdiv (const SparseMatrix& a,
53 const DiagMatrix& b, MatrixType &typ);
54 extern SparseComplexMatrix xdiv (const SparseMatrix& a,
55 const ComplexDiagMatrix& b, MatrixType &typ);
56 extern SparseComplexMatrix xdiv (const SparseComplexMatrix& a,
57 const DiagMatrix& b, MatrixType &typ);
58 extern SparseComplexMatrix xdiv (const SparseComplexMatrix& a,
59 const ComplexDiagMatrix& b, MatrixType &typ);
49 60
50 extern Matrix x_el_div (double a, const SparseMatrix& b); 61 extern Matrix x_el_div (double a, const SparseMatrix& b);
51 extern ComplexMatrix x_el_div (double a, const SparseComplexMatrix& b); 62 extern ComplexMatrix x_el_div (double a, const SparseComplexMatrix& b);
52 extern ComplexMatrix x_el_div (const Complex a, const SparseMatrix& b); 63 extern ComplexMatrix x_el_div (const Complex a, const SparseMatrix& b);
53 extern ComplexMatrix x_el_div (const Complex a, 64 extern ComplexMatrix x_el_div (const Complex a,
69 extern SparseComplexMatrix xleftdiv (const SparseComplexMatrix& a, 80 extern SparseComplexMatrix xleftdiv (const SparseComplexMatrix& a,
70 const SparseMatrix& b, MatrixType &typ); 81 const SparseMatrix& b, MatrixType &typ);
71 extern SparseComplexMatrix xleftdiv (const SparseComplexMatrix& a, 82 extern SparseComplexMatrix xleftdiv (const SparseComplexMatrix& a,
72 const SparseComplexMatrix& b, MatrixType &typ); 83 const SparseComplexMatrix& b, MatrixType &typ);
73 84
85 extern SparseMatrix xleftdiv (const DiagMatrix&, const SparseMatrix&, MatrixType&);
86 extern SparseComplexMatrix xleftdiv (const ComplexDiagMatrix&, const SparseMatrix&,
87 MatrixType&);
88 extern SparseComplexMatrix xleftdiv (const DiagMatrix&, const SparseComplexMatrix&,
89 MatrixType&);
90 extern SparseComplexMatrix xleftdiv (const ComplexDiagMatrix&, const SparseComplexMatrix&,
91 MatrixType&);
92
74 #endif 93 #endif
75 94
76 /* 95 /*
77 ;;; Local Variables: *** 96 ;;; Local Variables: ***
78 ;;; mode: C++ *** 97 ;;; mode: C++ ***