Feng Dai. An extrapolation theorem for nonlinear approximation and its applications. Journal of Approximation Theory, 143(2):135-149, 2006. [doi]
@article{Dai06:2, title = {An extrapolation theorem for nonlinear approximation and its applications}, author = {Feng Dai}, year = {2006}, doi = {10.1016/j.jat.2006.04.001}, url = {http://dx.doi.org/10.1016/j.jat.2006.04.001}, researchr = {https://researchr.org/publication/Dai06%3A2}, cites = {0}, citedby = {0}, journal = {Journal of Approximation Theory}, volume = {143}, number = {2}, pages = {135-149}, }