## Linear Operators, Volume 2 |

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Page 1280

+ ag ( t ) , dt ( 1 ) - Σα ( 1 ) ) n such that the complex - valued functions aí ,

+ ag ( t ) , dt ( 1 ) - Σα ( 1 ) ) n such that the complex - valued functions aí ,

**called**the coefficient functions , belong to Co ( I ) , and such that the function a ,,**called**the leading coefficient , is not zero at any point of I.Page 1297

If Alf ) = 0 for each function in the domain of T ( t ) which vanishes in a neighborhood of a , A will be

If Alf ) = 0 for each function in the domain of T ( t ) which vanishes in a neighborhood of a , A will be

**called**a boundary value at a . The concept of a boundary value at b is defined similarly . By analogy with Definition XII.4.25 an ...Page 1432

In this case , v is

In this case , v is

**called**the order of the singularity of equation [ * ] at zero . If v = 0 , there is no singularity at all , and zero is**called**a regular point of the differential equation . If v = 1 , the singularity of equation ...### 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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