Akhiezer, N.I. | Theory of Linear Operators in Hilbert Space. Volume II | 47 Operator theory |

Akhiezer, N.I. | Theory of Linear Operators in Hilbert Space. Volume I | 47 Operator theory |

Antonevich, Anatollij | Linear Functional Equations. Operator Approach | 47 Operator theory |

Bachman, George | Functional Analysis | 47 Operator theory |

Banach, Stefan | Operations Lineaires | 47 Operator theory |

Browder, Felix | Nonlinear Operators in Banach Spaces | 47 Operator theory |

Caradus, S | Operator Theory of the Pseudo Inverse | 47 Operator theory |

Colojoara, Ion | Theory of Generalized Spectral Operators | 47 Operator theory |

Ernest, John | Charting the Operator Terrain | 47 Operator theory |

Faris, William G. | Self-Adjoint Operators | 47 Operator theory |

Fillmore, Peter | Notes on Operator Theory | 47 Operator theory |

Friedrichs, K.O. | Spectral Theory of Operators in Hilbert Space | 47 Operator theory |

Goldberg, Seymour | Unbounded Linear Operators: Theory and Applications | 47 Operator theory |

Goldberg, Seymour | Unbounded Linear Operators: Theory and Applications | 47 Operator theory |

Halmos, Paul R. | Introduction to Hilbert Space and the Theory of Spectral Multiplicity | 47 Operator theory |

Halmos, Paul | Introduction to Hibert Space | 47 Operator theory |

Halmos, Paul | A Hilbert Space Problem Book | 47 Operator theory |

Hille, Einar | Functional Analysis and Semi-groups | 47 Operator theory |

Kato, T.L. | Perturbation Theory for Linear Operators | 47 Operator theory |

Kuhn, H.W. | Linear Inequalities and Related Systems | 47 Operator theory |

Moore, E.H. | General Analysis | 47 Operator theory |

MÃ¼ller-Pfeiffer, Erich | Spectral Theory of Ordinary Diffential Operators | 47 Operator theory |

Nelson, Edward | Topics in Dynamics I: Flows | 47 Operator theory |

Neumann, John V. | Functional Operators: The Geometry of Orthogonal Spaces | 47 Operator theory |

Neumann, John V. | Functional Operators: Measures and Integrals | 47 Operator theory |

Pazy, A. | Semigroups of Linear Operators and Applications to Partial Differential Equations | 47 Operator theory |

Rado, Tibor | Subharmonic Functions | 47 Operator theory |

Raikov, Gelfand | Commutative Normed Rings | 47 Operator theory |

Rellich, Franz | Perturbation Theory of Eigenvalue Problems | 47 Operator theory |

Shapiro, Joel H. | Composition Operators and Classical Function Theory | 47 Operator theory |

Sinha, Kaylan B. | Theory of Semigroups and Applications | 47 Operator theory |

Sunder, V.S. | Operators on Hilbert Space | 47 Operator theory |

Zaidman, Samuel | Equations Differentielles Abstraites | 47 Operator theory |