Searched refs:arcLength (Results 1 – 1 of 1) sorted by relevance
42 PetscReal arcLength, arcLengthError; in SNESNewtonALCheckArcLength() local46 PetscCall(VecNorm(XStep, NORM_2, &arcLength)); in SNESNewtonALCheckArcLength()47 arcLength = PetscSqrtReal(PetscSqr(arcLength) + al->psisq * lambdaStep * lambdaStep); in SNESNewtonALCheckArcLength()48 arcLengthError = PetscAbsReal(arcLength - stepSize); in SNESNewtonALCheckArcLength()50 …ep size: computed=%18.16e, expected=%18.16e, error=%18.16e \n", (double)arcLength, (double)stepSiz… in SNESNewtonALCheckArcLength()