## CGAL::Ring_tag

### Definition

The class Ring_tag is used as a tag in some algorithms. It indicates that a number type is to be considered as a model for RingNumberType. Only operations defined for RingNumberType are used. For example, no divisions are computed, even if the number type as such supports divisions.

#include <CGAL/Number_type_traits.h>

### See Also

RingNumberType
Euclidean_ring_tag
Field_tag
Sqrt_field_tag