def regular_to_sparse(self):
        """The 1D index mappings between the regular-grid and masked sparse-grid."""

        return mapping_util.regular_to_sparse_from_sparse_mappings(
            regular_to_unmasked_sparse=self.regular_to_unmasked_sparse,
            unmasked_sparse_to_sparse=self.unmasked_sparse_to_sparse).astype('int')
def regular_to_sparse(self):
        

        return mapping_util.regular_to_sparse_from_sparse_mappings(
            regular_to_unmasked_sparse=self.regular_to_unmasked_sparse,
            unmasked_sparse_to_sparse=self.unmasked_sparse_to_sparse).astype('int')
def regular_to_sparse ( self ) : return mapping_util . regular_to_sparse_from_sparse_mappings ( regular_to_unmasked_sparse = self . regular_to_unmasked_sparse , unmasked_sparse_to_sparse = self . unmasked_sparse_to_sparse ) . astype ( 'int' )
The 1D index mappings between the regular-grid and masked sparse-grid.
The 1D index mappings between the regular - grid and masked sparse - grid .