International Journal of Mathematics and Mathematical Sciences
Volume 16 (1993), Issue 3, Pages 617-619
doi:10.1155/S0161171293000766
Abstract
In this paper, we define the free A-ring over K on a set X, categorically, and
parallel some results from the theory of free algebras. We show that the free A-ring over K on X,
denoted by AK{X}, is graded.