 A common method to circumvent these is through some form of delta function approximation procedure on the computational grid , yet this strategy often carries significant limitations  .
<meaning-changed>  A common method to circumvent these is through some form of delta function approximation procedure on the computational grid , yet this strategy often carries significant limitations  .
 A common method to circumvent these is through some form of delta function approximation procedure on the computational grid , yet this strategy often carries significant limitations on the efficiency of the numerical convergence rates, or sometimes even the resolvability of the problem at all .