Supported by the National Natural Science Foundation of China (Grant No. 10071006) ; Research Fund for the Doctoral Program Higher Education.
The tight orders for the Kolmogorov and adaptive ( n,ε, δ) -widths of the Sobolev spaces W2γ equipped with a Gaussian measure in the Li-norm and Loo-norm are determined by the method of discretization, which is bas...
The project supported by National Natural Science Foundation of China(10071006); Doctoral Programme Foundation of State Education Commission
It is shown that a function f which is in the classical Paley-Wiener class, and its k-th derivative f((k)) can be recovered in the metric L-q (R), 2 < q < infinity, from its values on irregularly distributed discrete ...