+
(+ [number number]...)
Adds the numbers. Integer if all are integers (32-bit, overflowing as in AutoCAD); real if any is real. With no arguments, 0.
(+ 1 2 3) ; 6 (+ 1 2.5) ; 3.5
(+ [number number]...)
Adds the numbers. Integer if all are integers (32-bit, overflowing as in AutoCAD); real if any is real. With no arguments, 0.
(+ 1 2 3) ; 6 (+ 1 2.5) ; 3.5