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Ukrainian Mathematical Journal

, Volume 46, Issue 6, pp 857–862 | Cite as

Necessary and sufficient conditions of harmonicity of functions of infinitely many variables (Jacobian case)

  • M. N. Feller
Brief Communications

Abstract

A criterion of harmonicity of functions in a Hilbert space is given in the case of weakened mutual dependence of the second derivatives.

Keywords

Hilbert Space Harmonic Function Real Hilbert Space Nuclear Operator Gramian Matrix 
These keywords were added by machine and not by the authors. This process is experimental and the keywords may be updated as the learning algorithm improves.

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References

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Copyright information

© Plenum Publishing Corporation 1995

Authors and Affiliations

  • M. N. Feller

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