diff options
Diffstat (limited to 'src/common/include/gudhi')
-rw-r--r-- | src/common/include/gudhi/distance_functions.h | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/src/common/include/gudhi/distance_functions.h b/src/common/include/gudhi/distance_functions.h index f683136b..e52fc611 100644 --- a/src/common/include/gudhi/distance_functions.h +++ b/src/common/include/gudhi/distance_functions.h @@ -26,6 +26,7 @@ #include <cmath> // for std::sqrt #include <type_traits> // for std::decay #include <iterator> // for std::begin, std::end +#include <utility> namespace Gudhi { @@ -49,8 +50,7 @@ class Euclidean_distance { return std::sqrt(dist); } template< typename T > - T operator() ( const std::pair< T,T >& f , const std::pair< T,T >& s ) - { + T operator() ( const std::pair< T, T >& f , const std::pair< T, T >& s ) { return sqrt( (f.first-s.first)*(f.first-s.first) + (f.second-s.second)*(f.second-s.second) ); } }; |