PETSc version 3.17.0
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# KSPPIPEGCRGetUnrollW

Get information on PIPEGCR unrolling the w vector

### Synopsis

    #include "petscksp.h"
    PetscErrorCode KSPPIPEGCRGetUnrollW(KSP ksp,PetscBool *unroll_w)

Logically Collective on ksp

### Input Parameter

| ksp | - the Krylov space context

### Output Parameter

| unroll_w | - PIPEGCR uses unrolling (bool)

### See Also

KSPPIPEGCR, KSPPIPEGCRGetTruncationType(), KSPPIPEGCRGetNprealloc(),KSPPIPEGCRSetUnrollW()

### Level

intermediate

### Location

src/ksp/ksp/impls/gcr/pipegcr/pipegcr.c
Index of all KSP routines
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Index of all manual pages