Also known as multifunction, many-valued function, set-valued function, set-valued map, point-to-set map, multi-valued map, multimap, carrier
binary relation, which is left-total, but may not be right-unique ; isomorph to another function from the same source set, but to the power set of the codomain of the initial function
多值函数(英語:multivalued function, multifunction)為一數學名詞,是一種二元关系。其中,定义域中的每一个元素都对应陪域中的至少一个元素。 此名词来源于复分析,例如复对数函数便是其中一例。函数原本的定义中不允许的元素对应多于一个中的元素;但复分析中,为了作区分,将原来定义的函数称为单值函数。 有些多值函数拥有主分支,而使得多值函数可以转化为单值函数。此时该单值函数的值称为主值(principal value)。
Abstract from DBpedia / Wikipedia · CC BY-SA
Discovered by embedding cosine similarity (sentence-transformers MiniLM, 384-dim).