2.38.9 Wrapped equality predicates

Function: eq-comparator

Function: eqv-comparator

Function: equal-comparator

The equality predicates of these comparators are eq?, eqv?, and equal? respectively.

Comparison is not supported by these comparators: when their comparison procedures are applied to any objects: an exception is raised with condition object of type &unsupported-comparator-operation-error.

These comparators accept circular structures and +nan.0 values.