Arithmetic methods for aaa objects

Arithmetic methods for objects of class aaa.

Methods

signature(e1 = "aaa", e2 = "aaa")

Dispatches to aaa_arith_aaa()

signature(e1 = "aaa", e2 = "numeric")

Dispatches to aaa_arith_numeric()

signature(e1 = "numeric", e2 = "aaa")

Dispatches to numeric_arith_aaa()

The S4 methods call lower-level functions aaa_plus_aaa(), aaa_prod_aaa(), aaa_prod_numeric(), aaa_negative(), and aaa_plus_numeric().

These functions call the Rcpp functions aaa_identity(), c_aaa_add(), and c_aaa_prod().