Rule Language Datatypes : Compatibility of Operators with Types

Compatibility of Operators with Types
Table 33, Operator Matrix, defines the compatibility of operators with types.
Table 33 Operator Matrix
=, +, eq, cmp, inst
=, +, eq, cmp, inst
=, math, eq, cmp
=, math, eq, cmp
=, math, eq, cmp
=, math, eq, cmp
=, math, eq, cmp
=, math, eq, cmp
=, math, eq, cmp
=, math, eq, cmp
=, math, eq, cmp
=, math, eq, cmp
=, math, eq, cmp
=, math, eq, cmp
=, +, eq, cmp, inst
=, math, eq, cmp
=, math, eq, cmp
=, math, eq, cmp
=, eq, cmp, inst
 
Entity. Type includes Concept, Event and Scorecard. Both operands must either be of the same type or have a subtype-supertype relationship