11_example: Small example datasets

Example datasetsR Documentation

Small example datasets

Description

These datasets are small for test operations and functions in complex and double precision/matrices.

Format

Each dataset contains information where it is from and two matrices in pair of (A,B) or single matrix (A) for testing functions qz.* or related functions, either in complex or in double precision.

Details

The example datasets are

Examples Source
exAB1 https://www.nag.com/lapack-ex/node124.html
exAB2 https://www.nag.com/lapack-ex/node119.html
exAB3 https://www.nag.com/numeric/fl/nagdoc_fl23/xhtml/f08/f08yuf.xml
exAB4 https://www.nag.com/numeric/fl/nagdoc_fl23/xhtml/f08/f08ygf.xml
exA1 https://www.nag.com/lapack-ex/node94.html
exA2 https://www.nag.com/lapack-ex/node89.html
exA3 https://www.nag.com/numeric/fl/nagdoc_fl23/xhtml/f08/f08quf.xml
exA4 https://www.nag.com/numeric/fl/nagdoc_fl22/xhtml/f08/f08qgf.xml

The elements of dataset are (if any)

Elements Usage
description the source of data
A the first matrix A
B the second matrix B
S the Shur form
T the Shur form
Q the left Shur vectors
Z the right Shur vectors

Author(s)

Wei-Chen Chen wccsnow@gmail.com

References

Anderson, E., et al. (1999) LAPACK User's Guide, 3rd edition, SIAM, Philadelphia.

https://en.wikipedia.org/wiki/Schur_decomposition


snoweye/QZ documentation built on Sept. 12, 2023, 4:59 a.m.