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9 Result(s)
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Book
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Book
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Chapter
Introduction
The package of Fortran IV programs given the acronym EISPACK is a systematized collection of subroutines which compute the eigenvalues and/or eigenvectors of six classes of matrices; namely, complex general, c...
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Chapter
Validation of EISPACK
As part of its original development, EISPACK was subjected to thorough testing designed to exercise every statement in each subroutine and path in the package. Before a version of EISPACK is declared certified...
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Certification and Availability of EISPACK
EISPACK is the result of the confluence of two efforts: the development of quality mathematical software for the subroutine library at Argonne National Laboratory and the work of the NATS* project which studie...
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Execution Times for EISPACK
In this section we display approximate execution times of various paths in EISPACK measured with sample matrices on several IBM 360–370 series computers and on a CDC 6400 computer. The elements of the sample m...
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Differences Between the EISPACK Subroutines and the Handbook Algol Procedures
This section describes, subroutine by subroutine, the major differences between the EISPACK subroutines and their Algol antecedents in the Handbook [1]. These differences fall into four categories: 1) correcti...
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Documentation and Source Listings
This section contains the documentation and source listings for the EISPACK subroutines and the documentation for the control program EISPAC. The subroutines appear in alphabetical order in Section 7.1 with th...
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How to Use EISPACK
This section is designed to provide, in readily accessible form, the basic information you need to correctly use subroutines from EISPACK to solve an eigenprob lern. The way in which this information is presen...
