function x = XVec(d, j, n)% XVec(d, j, n) returns a row vector of n values per interval for evaluating% B-spline scaling functions of degree d, level j.u = [0:n-1]/(n-1);x = zeros(1,n*2^j);p = 1;for inter = 1:2^j,  x(p:p+n-1) = (u + inter - 1)/2^j;  p = p + n;end;return;