public ActionResult deletePurchaseFiche(MaterialFiche purchaseFiche)
 {
     purchaseFiche.Delete();
     return(RedirectToAction("purchaseFiche"));
 }
 public ActionResult deleteSalesFiche(MaterialFiche salesFiche)
 {
     salesFiche.Delete();
     return(RedirectToAction("salesFiche"));
 }
 public ActionResult deleteFicheMaterial(MaterialFiche materialFiche)
 {
     materialFiche.Delete();
     return(RedirectToAction("materialFiche"));
 }