释义 |
func·tor I. \ˈfəŋ(k)tə(r)\ noun (-s) Etymology: New Latin, from Latin functus (past participle of fungi to perform) + New Latin -or — more at function 1. : something that performs a function or operation 2. : a sign for a nonpropositional function; especially : a syncategorematic sign used to indicate operations in symbolic logic • func·to·ri·al \|fəŋ(k)|tōrēəl\ adjective II. noun 1. : function word 2. : a rule defined on two mathematical categories that assigns each object and mapping of one category to an object and mapping of the other in such a way as to preserve certain aspects of structure (as identity mappings, composition of mappings, and isomorphism) |