Function +

If $tau_1$, ..., $tau_n$ are numerical constants, then the term {tt (+ $tau_1 ... tau_n$)} denotes the sum $tau$ of the numbers
corresponding to those constants.

Axioms:

(Undefined (Arity +))

• Defined in theory: Kif-numbers
• Source code: kif-numbers.lisp
• Also defined in: Simple-time, Basic-matrix-algebra, Physical-quantities, Scalar-quantities, Tensor-quantities, Unary-scalar-functions