de.up.ling.irtg.automata.coarse_to_fine

Interface FineToCoarseMapping

public interface FineToCoarseMapping

Represents a mapping from coarse to fine nonterminals. The number of levels is assumed to include the finest, i.e. final level. Nonterminals on all levels need to be unique.

Author:

koller

Method Summary

Modifier and Type	Method and Description
String	coarsify(String symbol) Maps a nonterminal to its coarser version or itself if there is no coarser version.
int	numLevels() Returns the number of coarse to fine levels.

Method Detail

coarsify

String coarsify(String symbol)

Maps a nonterminal to its coarser version or itself if there is no coarser version.

Parameters:

symbol -

Returns:

numLevels

int numLevels()

Returns the number of coarse to fine levels. This must include a level for the finest resulution, i.e. the original nonterminals.

Returns: