This is a preview. Log in through your library . Journal Information This monthly journal, published since 1900, is devoted entirely to research in pure and applied mathematics, and, in general, ...

Jackson type theorems are obtained for monotone and comonotone approximation. Namely (i) If f(x) is a function such that the kth difference of f is $\geqq0$ on [ a, b] then the degree of approximation ...