## Linear operators. 2. Spectral theory : self adjoint operators in Hilbert Space |

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Page 1236

**boundary conditions**C ; ( x ) = 0 , j = 1 , ... , m , is said to be stronger than the set B , ( x ) = 0 , i = 1 , ... , k , if the boundary values B , are all linear combinations of the C ,. If each of two sets of**boundary conditions**is ...Page 1305

If B ( f ) = 0 is not a

If B ( f ) = 0 is not a

**boundary condition**either at a or at b ( so that , by Theorem 19 , the equation B ( f ) = 0 may be ... A set of**boundary conditions**is said to be separated if it ( or , more generally , some set of boundary ...Page 1310

imposition of a separated symmetric set of

imposition of a separated symmetric set of

**boundary conditions**. Let Il +0 . Then the**boundary conditions**are real , and there is exactly one solution p ( t , 2 ) of ( 1-2 ) = 0 square - integrable at a and satisfying the boundary ...### What people are saying - Write a review

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### Contents

BAlgebras | 859 |

Commutative BAlgebras | 868 |

Commutative BAlgebras | 874 |

Copyright | |

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### Other editions - View all

Linear Operators, Part 2: Spectral Theory, Self Adjoint Operators in Hilbert ... Nelson Dunford,Jacob T. Schwartz No preview available - 1988 |

Linear Operators, Part 2: Spectral Theory, Self Adjoint Operators in Hilbert ... Nelson Dunford,Jacob T. Schwartz No preview available - 1988 |

Linear Operators, Part 2: Spectral Theory, Self Adjoint Operators in Hilbert ... Nelson Dunford,Jacob T. Schwartz No preview available - 1988 |

### Common terms and phrases

additive adjoint operator algebra Amer analytic assume Banach spaces basis belongs Borel boundary conditions boundary values bounded called clear closed closure coefficients compact complex Consequently constant contains continuous converges Corollary corresponding defined Definition denote dense determined domain eigenvalues element equal equation essential spectrum evident Exercise exists extension finite follows formal differential operator formula function function f given Hence Hilbert space identity independent indices inequality integral interval Lemma limit linear mapping Math matrix measure multiplicity neighborhood norm obtained partial positive preceding present problem projection proof properties prove range regular remark representation respectively restriction result satisfies seen sequence shown singular solution spectral square-integrable statement subset subspace sufficiently Suppose symmetric Theorem theory topology transform unique vanishes vector zero