Dot product (dot)
By tholscla on Sat, 11/02/2013 - 00:22
Multiply two vectors together using a dot product.
double dot(Rcpp::NumericVector c,Rcpp::NumericVector d)
{ int nc= c.size();
double e=0;
for (int i = 0; i < nc; i++)
{ e=e+c(i)*d(i); }
return e;
}