Relationpm#total_ordering_relation(?,?)this category only serves structuration purposes: it is instance of pm#total_ordering_relation_type which is not instance of pm#class_of_inheritable_relation_typesubtype: pm#inferior_to pm#superior_to pm#before pm#after pm#before_location type: pm#partial_ordering_relation_typebinary_relation that is reflexive, antisymmetric and transitivetype: pm#total_ordering_relation_typepartial_ordering_relation that is a trichotomizing_relationsupertype: pm#partial_ordering_relation (?,?)this category only serves structuration purposes: it is instance of pm#partial_ordering_relation_type which is not instance of pm#class_of_inheritable_relation_typesupertype: pm#reflexive_relation__reflexiverelation (?,?)this category only serves structuration purposes: it is instance of pm#reflexive_relation_type which is not instance of pm#class_of_inheritable_relation_typesupertype: pm#binary_relation_with_particular_mathematical_property (?,?) supertype: pm#relation_with_particular_mathematical_property (*) supertype: pm#relation_with_particular_property (*)this rather fuzzy type permits to group categorization schemes less common than those covered by the previous sibling categoriessupertype: pm#relation__related_thing__relatedthing___related_with (*)type for any relation (unary, binary, ..., *-ary) and instance of pm#relation_typesupertype: pm#antisymmetric_relation__antisymmetricrelation (?,?)this category only serves structuration purposes: it is instance of pm#antisymmetric_relation_type which is not instance of pm#class_of_inheritable_relation_typesupertype: pm#binary_relation_with_particular_mathematical_property (?,?) supertype: pm#transitive_relation (?,?)this category only serves structuration purposes: it is instance of pm#transitive_relation_type which is not instance of pm#class_of_inheritable_relation_typesupertype: pm#binary_relation_with_particular_mathematical_property (?,?)