adding helper functions

FlexibleSUSY · Nov 3, 2016 · 8034e85 · 8034e85
1 parent 3b84ec1
commit 8034e85
Showing 1 changed file with 9 additions and 1 deletion.
diff --git a/src/linalg.h b/src/linalg.h
@@ -125,10 +125,18 @@ class DoubleVector : public Indexable<double, DoubleVector> {
     return m;
   }
 
+  DoubleVector abs() const {
+    return DoubleVector(std::abs(x), start, end);
+  }
+
+  double absmax(int & p) const {
+    return abs().max(p);
+  }
+
   double min(int & p) const;///< minimum element in vector
   double sum() const { return x.sum(); }
   /// Returns sum of absolute values of all elements
-  double sumElements() const { return abs(x).sum(); }  
+  double sumElements() const { return std::abs(x).sum(); }  
   std::size_t size() const { return x.size(); }
 
   void swap(int i, int j); ///< swaps ith and jth elements of a vector