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Gopengauz, Izrail E
Statistics Math-Net.Ru
Total publications: 10
Scientific articles: 10

Number of views:
This page:613
Abstract pages:2532
Full texts:1111
References:36
Associate professor
Candidate of physico-mathematical sciences (1960)
Speciality: 01.01.00 (Mathematics)
Birth date: 4.10.1934
E-mail:
Keywords: approximation, Hermitian interpolation, measure, differenciability, difference properties, Lebesgue function.

Subject:

Approximation theory.
   
Main publications:
  1. Yu. A. Brudnyi i I. E. Gopengauz, “Priblizhenie kusochno-polinomialnymi funktsiyami”, Doklady Akademii nauk SSSR, 141:6 (1961), 1283–1286  mathscinet  zmath
  2. I. E. Gopengauz, “K voprosu o priblizhenii funktsii na otrezke i v oblasti s uglami”, Teoriya funktsii, funktsionalnyi analiz i ikh prilozheniya, 4, 1967, 204–210  mathscinet  zmath
  3. I. E. Gopengauz, “Raznostnye svoistva i differentsiruemost funktsii mnogikh peremennykh”, Uspekhi matematicheskikh nauk, 28:4(172) (1973), 215–216  mathnet  mathscinet  zmath
  4. I. E. Gopengauz, “Pointwise Estimates of the Hermitian Interpolation”, Journal of Approximation Theorie, 77:1 (1994, April), 31–41  crossref  mathscinet  zmath
  5. I. E. Gopengauz, “Pointwise estimates of the trigonometric interpolation”, Acta Math. Hungar, 76:3 (1997), 189–211  crossref  mathscinet  zmath

https://www.mathnet.ru/eng/person24231
List of publications on Google Scholar
List of publications on ZentralBlatt
https://mathscinet.ams.org/mathscinet/MRAuthorID/323261

Publications in Math-Net.Ru Citations
1992
1. I. E. Gopengauz, “Pointwise estimate of the error of interpolation with multiple knots at the endpoints of the interval”, Mat. Zametki, 51:1 (1992),  55–61  mathnet  mathscinet  zmath; Math. Notes, 51:1 (1992), 36–40  isi
1973
2. I. E. Gopengauz, “Difference properties and differentiability of functions of several variables”, Uspekhi Mat. Nauk, 28:4(172) (1973),  215–216  mathnet  mathscinet  zmath
1967
3. I. E. Gopengauz, “On a theorem of A. F. Timan on the approximation of functions by polynomials on a finite interval”, Mat. Zametki, 1:2 (1967),  163–172  mathnet  mathscinet  zmath; Math. Notes, 1:2 (1967), 110–116 34
1963
4. Yu. A. Brudnyi, I. E. Gopengauz, “Approximation by piecewise polynomial functions”, Izv. Akad. Nauk SSSR Ser. Mat., 27:4 (1963),  723–746  mathnet  mathscinet  zmath 2
1961
5. Yu. A. Brudnyi, I. E. Gopengauz, “Approximation by piecewise polynomial functions”, Dokl. Akad. Nauk SSSR, 141:6 (1961),  1283–1286  mathnet  mathscinet  zmath
1960
6. I. E. Gopengauz, “The deviation of a function from the Lagrange–Hermite interpolating polynomial”, Izv. Akad. Nauk SSSR Ser. Mat., 24:2 (1960),  297–308  mathnet  mathscinet  zmath
7. Yu. A. Brudnyi, I. E. Gopengauz, “The measure of the point set of maximal deviation”, Izv. Akad. Nauk SSSR Ser. Mat., 24:1 (1960),  129–144  mathnet  mathscinet  zmath
8. Yu. A. Brudnyi, I. E. Gopengauz, “Generalization of a theorem of Hardy and Littlewood”, Mat. Sb. (N.S.), 52(94):3 (1960),  891–894  mathnet  mathscinet  zmath 4
1957
9. Yu. A. Brudnyi, I. E. Gopengauz, “On a problem raised by N. N. Lusin”, Dokl. Akad. Nauk SSSR, 113:1 (1957),  12–15  mathnet  mathscinet  zmath
10. I. E. Gopengauz, A. F. Timan, “On the modulus of continuity of periodic functions with a given modulus of smoothness”, Uspekhi Mat. Nauk, 12:3(75) (1957),  291–294  mathnet  mathscinet  zmath

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