Researches in Mathematics

Babenko, V.F., Oles Honchar Dnipropetrovsk National University, Ukraine

• Vol 22 (2014) - Articles
  On inequalities of Hardy-Littlewood-Polya type for operators in Hilbert space
  Abstract  PDF (Русский)
• Vol 21 (2013) - Articles
  On the optimal renewal of n-linear functionals from linear information
  Abstract  PDF (Русский)
• Vol 21 (2013) - Articles
  Bernstein type inequalities of different metrics for splines defined on the real domain
  Abstract  PDF (Русский)
• Vol 21 (2013) - Articles
  Inequalities of Hardy-Littlewood-Polya type for operators in Hilbert space
  Abstract  PDF (Русский)
• Vol 21 (2013) - Articles
  Inequalities of Jackson type for ridge and polynomial approximation of harmonic functions
  Abstract  PDF (Русский)
• Vol 21 (2013) - Articles
  Interpolation of maps with values in semilinear space
  Abstract  PDF (Русский)
• Vol 20 (2012) - Articles
  Approximation of unbounded functionals by the bounded ones in Hilbert space
  Abstract  PDF (Русский)
• Vol 20 (2012) - Articles
  On the optimal renewal of bilinear functionals from linear information
  Abstract  PDF (Русский)
• Vol 20 (2012) - Articles
  Bernstein type inequalities for splines
  Abstract  PDF (Русский)
• Vol 20 (2012) - Articles
  Comparison theorems for derivatives and some of their applications
  Abstract  PDF (Русский)
• Vol 20 (2012) - Articles
  The best approximation of certain unbounded operators on classes of multivariable functions
  Abstract  PDF (Русский)
• Vol 20 (2012) - Articles
  The error at interpolation of some classes of multivariable functions by multifaceted functions and multilinear splines
  Abstract  PDF (Русский)
• Vol 20 (2012) - Articles
  Kolmogorov type inequalities for Hadamard fractional derivatives of functions defined on half-line, and their applications
  Abstract  PDF (Русский)
• Vol 20 (2012) - Articles
  Inequalities of Jackson-Stechkin type for $$$B^2$$$-almost periodic functions
  Abstract  PDF (Русский)
• Vol 19 (2011) - Articles
  Inequality of Taikov type for powers of normal operators in Hilbert space
  Abstract  PDF (Русский)
• Vol 19 (2011) - Articles
  Inequalities of Jackson-Stechkin type for $$$B^2$$$-almost periodic functions
  Abstract  PDF (Русский)
• Vol 18 (2010) - Articles
  Career and scientific oeuvre of Sergei Mikhailovich Nikolskii (brief outline)
  Abstract  PDF (Русский)
• Vol 18 (2010) - Articles
  Career and scientific oeuvre of Nikolai Pavlovich Korneichuk
  Abstract  PDF (Русский)
• Vol 18 (2010) - Articles
  Kolmogorov type inequalities for hypersingular integrals with sign-alternating characteristic
  Abstract  PDF (Русский)
• Vol 18 (2010) - Articles
  Error at interpolation of some classes of functions by multilinear splines
  Abstract  PDF (Русский)
• Vol 18 (2010) - Articles
  Exact inequalities of Kolmogorov type for Hadamard fractional derivatives of functions defined on half-line
  Abstract  PDF (Русский)
• Vol 18 (2010) - Articles
  Estimates of approximation of elements of Hilbert space by subspaces spanned by given unit expansion
  Abstract  PDF (Русский)
• Vol 17 (2009) - Articles
  Theorem on width of ball in spaces of mappings
  Abstract  PDF (Русский)
• Vol 17 (2009) - Articles
  The best approximation of classes, defined by powers of self-adjoint operators acting in Hilbert space, by other classes
  Abstract  PDF (Русский)
• Vol 17 (2009) - Articles
  On inequalities of Kolmogorov type for fractional Hadamard derivatives of functions defined on the half-line
  Abstract  PDF (Русский)

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ISSN (Online): 2664-5009

ISSN (Print): 2664-4991