Preliminary Considerations

  • O. A. Ladyzhenskaya
Part of the Applied Mathematical Sciences book series (AMS, volume 49)


This chapter is of an introductory character and we shall present a series of concepts and theorems from functional analysis which will be used in the sequel for studying boundary value problems for differential equations. These facts will be stated without proof.


Hilbert Space Smooth Function Weak Convergence Arbitrary Element Symmetric Operator 


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Copyright information

© Springer Science+Business Media New York 1985

Authors and Affiliations

  • O. A. Ladyzhenskaya
    • 1
  1. 1.Mathematical InstituteLeningrad D-11USSR

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