Question

The symbol for correspondence is

Answer 1

Answer:

As a rule, a correspondence is denoted by a triple (R,A,B) and one may write aRb or R(a,b) in place of (a,b)∈R. Instead of "correspondence" the term "binary relation" , or "relation between setsrelation" is sometimes used (in the general case where A and B need not coincide).

Answer 2

Answer:

(RAB)......

Step-by-step explanation:

As a rule, a correspondence is denoted by a triple (R,A,B) and one may write aRb or R(a,b) in place of (a,b)∈R. Instead of "correspondence" the term "binary relation" , or "relation between setsrelation" is sometimes used (in the general case where A and B need not coincide).