@article{oai:kanazawa-u.repo.nii.ac.jp:00008312, author = {Kanjin, Yuichi}, issue = {3}, journal = {Journal of Fourier Analysis and Applications}, month = {Jan}, note = {We establish Wiener type theorems and Paley type theorems for Laguerre polynomial expansions and disk polynomial expansions with nonnegative coefficients. © 2013 Springer Science+Business Media New York.}, pages = {495--513}, title = {Laguerre and Disk Polynomial Expansions with Nonnegative Coefficients}, volume = {19}, year = {2013} }