Lines Matching refs:nu
1866 PetscReal lowbnd, nu, beta; in PCApply_FieldSplit_GKB() local
1886 nu = jac->gkbnu; in PCApply_FieldSplit_GKB()
1892 nu = 1; in PCApply_FieldSplit_GKB()
1901 PetscCall(VecAXPBY(work1, 1.0 / nu, -1.0, ilinkD->x)); /* c = b - B'*x */ in PCApply_FieldSplit_GKB()
1906 beta = PetscSqrtReal(nu) * beta; in PCApply_FieldSplit_GKB()
1907 PetscCall(VecAXPBY(v, nu / beta, 0.0, work1)); /* v = nu/beta *c */ in PCApply_FieldSplit_GKB()
1936 PetscCall(VecAXPBY(v, nu, -alpha, work1)); in PCApply_FieldSplit_GKB()
1938 beta = beta / PetscSqrtReal(nu); in PCApply_FieldSplit_GKB()
3285 PetscErrorCode PCFieldSplitSetGKBNu(PC pc, PetscReal nu) in PCFieldSplitSetGKBNu() argument
3289 PetscValidLogicalCollectiveReal(pc, nu, 2); in PCFieldSplitSetGKBNu()
3290 PetscTryMethod(pc, "PCFieldSplitSetGKBNu_C", (PC, PetscReal), (pc, nu)); in PCFieldSplitSetGKBNu()
3294 static PetscErrorCode PCFieldSplitSetGKBNu_FieldSplit(PC pc, PetscReal nu) in PCFieldSplitSetGKBNu_FieldSplit() argument
3299 jac->gkbnu = nu; in PCFieldSplitSetGKBNu_FieldSplit()