Subscript(A,I,x)

«A» and «x» are expressions that are evaluated. «I» is the name of an index.

Subscript(A,I,x) can be written A[I=x] .

Subscript is one of the most commonly used, and most powerful functions in Analytica. Because of its ubiquity, it is often used in its abbreviated form: A[I=x] . See Subscript/Slice Operator.