Shan Li, John P. Boyd. Spectral methods in non-tensor geometry, Part II: Chebyshev versus Zernike polynomials, gridding strategies and spectral extension on squircle-bounded and perturbed-quadrifolium domains. Applied Mathematics and Computation, 269:759-774, 2015. [doi]
@article{LiB15-8,
title = {Spectral methods in non-tensor geometry, Part II: Chebyshev versus Zernike polynomials, gridding strategies and spectral extension on squircle-bounded and perturbed-quadrifolium domains},
author = {Shan Li and John P. Boyd},
year = {2015},
doi = {10.1016/j.amc.2015.07.066},
url = {http://dx.doi.org/10.1016/j.amc.2015.07.066},
researchr = {https://researchr.org/publication/LiB15-8},
cites = {0},
citedby = {0},
journal = {Applied Mathematics and Computation},
volume = {269},
pages = {759-774},
}