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Theory and Modern Applications

Table 2 Error and CT for Ex. 4.1

From: The steepest descent of gradient-based iterative method for solving rectangular linear systems with an application to Poisson’s equation

Method

Error

CT

TauOpt

8.8818e-16

0.0095

Jacobi

8.9203e-05

0.0050

GS

3.4281e-09

0.0041

SOR

1.0415e-04

0.0045

ESOR

7.7386e-05

0.0050

JOR

0.0954

0.0190

GI

4.0029

0.0025

LS

0.0328

0.0038