guarded_structure (277B)
1 # Guarded structure 2 3 A guarded [structure] is a [structure] S where either: 4 - all [relation]s are empty or 5 - there is a [relation] and a [fact] F (called "guard") such that 6 - the [active_domain] of F is the [active_domain] of S 7 8 Up: [structure] 9 10 See also: [guarded_fragment]