## Linear Operators: General theory |

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Page 752

On differential operators and

On differential operators and

**boundary conditions**. Comm . Pure Appl . Math . 8 , 203-216 ( 1955 ) . Fenchel , W. ( see Bonnesen , T. ) Feynman , R. P. 1. Space - time approach to non - relativistic quantum mechanics . Rev. Mod . Phys .Page 818

Linear extensions of operators and

Linear extensions of operators and

**boundary conditions**. Doklady Akad . Nauk SSSR ( N. S. ) 65 , 433–436 ( 1949 ) . ( Russian ) Math . Rev. 11 , 38–39 ( 1950 ) . 2 . On linear boundary problems for differential equations .Page 822

Differential equations with general

Differential equations with general

**boundary conditions**. Bull . Amer . Math . Soc . 48 , 692–704 ( 1942 ) . Widder , D. V. ( see also Hirschman , I. I. ) 1. The Laplace transform . Princeton Univ . Press , Princeton , 1941 . 2.### What people are saying - Write a review

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### Contents

Preliminary Concepts | 1 |

B Topological Preliminaries | 10 |

quences | 26 |

Copyright | |

80 other sections not shown

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### Common terms and phrases

Akad algebra Amer analytic applied arbitrary assume B-space Banach Banach spaces bounded called clear closed compact complex Consequently contains converges convex Corollary countably additive defined DEFINITION denote dense determined differential disjoint domain element equation equivalent everywhere Exercise exists extension field finite follows function defined function f given Hence Hilbert space implies inequality integral interval isomorphism Lebesgue Lemma limit linear functional linear operator linear space mapping Math mean measure space metric space neighborhood norm o-field open set operator positive problem Proc PROOF properties proved range regular respect Russian satisfies scalar seen separable sequence set function Show shown sphere statement subset Suppose Theorem theory topological space topology transformations u-integrable u-measurable uniformly union unique unit valued vector weak zero