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"Ismagilov Type Theorems for Linear, Gel?fand and Bernstein n-Widths."
Konstantin Yu. Osipenko, O. G. Parfenov (1995)
- Konstantin Yu. Osipenko, O. G. Parfenov:
Ismagilov Type Theorems for Linear, Gel?fand and Bernstein n-Widths. J. Complex. 11(4): 474-492 (1995)
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