S-expression
The parenthesized (operator arg1 arg2 …) list notation MeTTa inherits from Lisp. Programs and data are both built from nested S-expressions (plus atomic symbols and variables) — the basis of MeTTa's homoiconicity.
The parenthesized (operator arg1 arg2 …) list notation MeTTa inherits from Lisp. Programs and data are both built from nested S-expressions (plus atomic symbols and variables) — the basis of MeTTa's homoiconicity.