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On the best mean-square approximation of a real nonnegative finite continuous function of two variables by the modulus of a double Fourier integral. I

On the best mean-square approximation of a real nonnegative finite continuous function of two variables by the modulus of a double Fourier integral. I

P. O. Savenko; L. P. Protsakh; M. D. Tkach
  • 作者P. O. Savenko; L. P. Protsakh; M. D. Tkach
  • 卷第160卷
  • 期第3期
  • 印刷ISSN1072-3374
  • 电子ISSN1573-8795
  • 文件大小249.09KB
  • 发表时间2009-07
  • DOI10.1007/s10958-009-9502-3
  • 页码343-356
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