Type: Article
Publication Date: 1958-01-01
Citations: 33
DOI: https://doi.org/10.1090/s0002-9947-1958-0095808-9
=-O< <l <P2< * * be the elements of the additive semi-group generated by A. Let p(Vi) denote the number of ways of expressing vi in the form mlXl +m2X2 +[m3X3+ * * *, where the mj are non-negative integers. The generating function f(s) of p(vm) is given by 00 00