 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  .
<clarity>  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 ; however, this often carries significant limitations .