288   Vec            DeltaX, deltaX, X, R, Q, deltaX_Q, deltaX_R;  in SNESSolve_NEWTONAL()  local
316   DeltaX   = snes->work[3];                /* step from equilibrium */  in SNESSolve_NEWTONAL()
320   PetscCall(VecZeroEntries(DeltaX));  in SNESSolve_NEWTONAL()
363           PetscCall(VecDotRealPart(DeltaX, deltaX_Q, &sign));  in SNESSolve_NEWTONAL()
368         PetscCall(VecZeroEntries(DeltaX));  in SNESSolve_NEWTONAL()
388           PetscCall(VecMDot(DeltaX, 2, rhs, coefs));  in SNESSolve_NEWTONAL()
411           const Vec   rhs1[3] = {deltaX_Q, deltaX_R, DeltaX};  in SNESSolve_NEWTONAL()
415           PetscCall(VecMDotBegin(DeltaX, 3, rhs1, coefs1));  in SNESSolve_NEWTONAL()
417           PetscCall(VecMDotEnd(DeltaX, 3, rhs1, coefs1));  in SNESSolve_NEWTONAL()
475       PetscCall(VecAXPY(DeltaX, 1, deltaX));  in SNESSolve_NEWTONAL()
488 …if (PetscLogPrintInfo) PetscCall(SNESNewtonALCheckArcLength(snes, DeltaX, data->lambda_update, ste…  in SNESSolve_NEWTONAL()