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math.FA2019
Approximation in the mean by rational functions
John B. Conway, Liming Yang
For , a compact subset , and a finite positive measure supported on , denotes the closure in of rational functions w…
math.FA2018
On Nontangential Limits and Shift Invariant Subspaces
John R. Akeroyd, John B. Conway, Liming Yang
In 1998, John B. Conway and Liming Yang wrote a paper in which they posed a number of open questions regarding the shift on spaces. A few of these have been completely res…