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Searched refs:x_norm (Results 1 – 3 of 3) sorted by relevance

/petsc/src/ksp/ksp/utils/lmvm/tests/
H A Dex1.c27 PetscReal x_norm, Bhf_norm, Bx_norm, f_norm; in HermitianTransposeTest() local
38 PetscCall(VecNorm(x, NORM_2, &x_norm)); in HermitianTransposeTest()
45 scale = PetscMax(x_norm * Bhf_norm, Bx_norm * f_norm); in HermitianTransposeTest()
58 PetscReal x_norm, Bx_norm, err; in InverseTest() local
67 PetscCall(VecNorm(x, NORM_2, &x_norm)); in InverseTest()
71 scale = PetscMax(x_norm, Bx_norm); in InverseTest()
84 PetscReal x_norm, By_norm, Bx_norm, y_norm; in IsHermitianTest() local
96 PetscCall(VecNorm(x, NORM_2, &x_norm)); in IsHermitianTest()
103 scale = PetscMax(x_norm * By_norm, Bx_norm * y_norm); in IsHermitianTest()
/petsc/src/ksp/ksp/utils/lmvm/
H A Dlmproducts.c188 PetscReal x_norm; in LMProductsUpdate_Internal() local
193 PetscCall(VecNorm(x_i_, NORM_1, &x_norm)); in LMProductsUpdate_Internal()
224 …PetscCheck(PetscAbsScalar(diff) <= PETSC_SMALL * N * x_norm * y_norm, comm, PETSC_ERR_PLIB, "LMPro… in LMProductsUpdate_Internal()
226 …PetscCheck(PetscAbsScalar(diff) <= PETSC_SMALL * N * x_norm * y_norm, comm, PETSC_ERR_PLIB, "LMPro… in LMProductsUpdate_Internal()
/petsc/src/tao/tutorials/
H A Dex4.c474 PetscReal u_norm, r_norm, s_norm, primal, dual, x_norm, z_norm; in TaoSolveADMM() local
529 PetscCall(VecNorm(xk, NORM_2, &x_norm)); in TaoSolveADMM()
531 primal = PetscSqrtReal(ctx->n) * ctx->abstol + ctx->reltol * PetscMax(x_norm, z_norm); in TaoSolveADMM()