petsc-3.12.1 2019-10-22
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# KSP_NORM_UNPRECONDITIONED

Compute the norm of the true residual (b - A*x) and pass that to the convergence test routine.

### See Also

KSPNormType, KSPSetNormType(), KSP_NORM_NONE, KSP_NORM_PRECONDITIONED, KSP_NORM_NATURAL, KSPSetConvergenceTest()

### Level

advanced

### Location

src/ksp/ksp/guess/../../../../include/petscksp.h
Index of all KSP routines
Table of Contents for all manual pages
Index of all manual pages