Worth looking at also is Approximation Theory and Approximation Practice, which ...

spacedome on March 11, 2020 | parent | context | favorite | on: Best polynomial approximation equal ripple error

Worth looking at also is Approximation Theory and Approximation Practice, which is centered around Chebfun. Almost everything by Trefethen is unusually well written, Spectra and Psuedospectra is one of my favorites.