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Norm Displacement Increment Test

This command is used to construct a CTestNormDispIncr object which tests positive force convergence if the 2-norm of the x vector (the displacement increment) in the LinearSOE object is less than the specified tolerance.

test NormDispIncr $tol $maxNumIter <$printFlag>

$tol

convergence tolerance

$maxNumIter

maximum number of iterations that will be performed before "failure to converge" is returned

$printFlag

flag used to print information on convergence (optional)

 

 

0

no print output (default)

 

1

print information on each step

 

 

2

print information when convergence has been achieved

 

 

4

print norm, dU and dR vectors

 

 

5

at convergence failure, carry on, print error message, but do not stop analysis

The test performs the following check:

test Command NormDispIncr

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