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diff 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
line wrap: on
line diff
--- a/src/sparse-xdiv.h
+++ b/src/sparse-xdiv.h
@@ -27,6 +27,8 @@
 #include "oct-cmplx.h"
 #include "MatrixType.h"
 
+class DiagMatrix;
+class ComplexDiagMatrix;
 class SparseMatrix;
 class SparseComplexMatrix;
 
@@ -47,6 +49,15 @@
 extern SparseComplexMatrix xdiv (const SparseComplexMatrix& a, 
 				 const SparseComplexMatrix& b, MatrixType &typ);
 
+extern SparseMatrix xdiv (const SparseMatrix& a, 
+			  const DiagMatrix& b, MatrixType &typ);
+extern SparseComplexMatrix xdiv (const SparseMatrix& a, 
+				 const ComplexDiagMatrix& b, MatrixType &typ);
+extern SparseComplexMatrix xdiv (const SparseComplexMatrix& a, 
+				 const DiagMatrix& b, MatrixType &typ);
+extern SparseComplexMatrix xdiv (const SparseComplexMatrix& a, 
+				 const ComplexDiagMatrix& b, MatrixType &typ);
+
 extern Matrix x_el_div (double a, const SparseMatrix& b);
 extern ComplexMatrix x_el_div (double a, const SparseComplexMatrix& b);
 extern ComplexMatrix x_el_div (const Complex a, const SparseMatrix& b);
@@ -71,6 +82,14 @@
 extern SparseComplexMatrix xleftdiv (const SparseComplexMatrix& a, 
 				     const SparseComplexMatrix& b, MatrixType &typ);
 
+extern SparseMatrix xleftdiv (const DiagMatrix&, const SparseMatrix&, MatrixType&);
+extern SparseComplexMatrix xleftdiv (const ComplexDiagMatrix&, const SparseMatrix&, 
+				     MatrixType&);
+extern SparseComplexMatrix xleftdiv (const DiagMatrix&, const SparseComplexMatrix&, 
+				     MatrixType&);
+extern SparseComplexMatrix xleftdiv (const ComplexDiagMatrix&, const SparseComplexMatrix&, 
+				     MatrixType&);
+
 #endif
 
 /*