original_string: protected function pythagorus( PointInterface $a, PointInterface $b )
      {
          list( $ax, $ay ) = $a->getCoordinates();
          list( $bx, $by ) = $b->getCoordinates();
          return pow($ax - $bx, 2) + pow($ay - $by, 2);
      }
code: protected function pythagorus( PointInterface $a, PointInterface $b )
      {
          list( $ax, $ay ) = $a->getCoordinates();
          list( $bx, $by ) = $b->getCoordinates();
          return pow($ax - $bx, 2) + pow($ay - $by, 2);
      }
code_tokens: protected function pythagorus ( PointInterface $ a , PointInterface $ b ) { list ( $ ax , $ ay ) = $ a -> getCoordinates ( ) ; list ( $ bx , $ by ) = $ b -> getCoordinates ( ) ; return pow ( $ ax - $ bx , 2 ) + pow ( $ ay - $ by , 2 ) ; }
docstring: Calculate Pythagoras distance.
  
  Pythagorus as described as "a^2 + b^2 = c^2"
  
  @param PointInterface $a First point
  @param PointInterface $b Last point
  
  @return float
docstring_tokens: Calculate Pythagoras distance .