Changeset 737 for trunk/yat/utility/matrix.cc

Timestamp:

Jan 7, 2007, 2:48:38 PM (16 years ago)

Author:

Peter

Message:

moving vector matrix multiplication to matrix.h and matrix.cc

File:

• trunk/yat/utility/matrix.cc (modified) (1 diff)

trunk/yat/utility/matrix.cc

@@ -437 +437 @@
   }
 
+
+  vector operator*(const matrix& m, const vector& v)
+  {
+    utility::vector res(m.rows());
+    for (size_t i=0; i<res.size(); ++i)
+      res(i) = vector(m,i) * v;
+    return res;
+  }
+
+
+  vector operator*(const vector& v, const matrix& m)
+  {
+    utility::vector res(m.columns());
+    for (size_t i=0; i<res.size(); ++i)
+      res(i) = v * vector(m,i,false);
+    return res;
+  }
+
 }}} // of namespace utility, yat and thep