applyCollineation       Relabel a Spread or Star with a Collineation
                        Matrix
checkSpreadEquivalence
                        Checking the Equivalence of Two Spreads
checkSpreadIsomorphism
                        Checking the Isomorphism of Two Spreads
checkStarEquivalence    Checking the Equivalence of Two Stars
checkStarIsomorphism    Checking the Isomorphism of Two Stars
getBitstrings           Bitstring Representation of a Spread or Star
is.spread               Boolean check for a proper Spread
is.star                 Boolean check for a proper Star
spreadn4t2a             Data: A cyclic 1-spread of PG(3,2)
spreadn4t2b             Data: A cyclic 1-spread of PG(3,2)
spreadn6t2a             Data: A cyclic 1-spread of PG(5,2)
spreadn6t2b             Data: A cyclic 1-spread of PG(5,2)
spreadn6t2c             Data: A cyclic 1-spread of PG(5,2)
spreadn6t3a             Data: A cyclic 2-spread of PG(5,2)
spreadn6t3b             Data: A cyclic 2-spread of PG(5,2)
star_to_spread          Converts a star to its corresponding spread
starn5t3a               Data: A 2-star of PG(4,2)
starn5t3b               Data: A 2-star of PG(4,2)
starn8t5a               Data: A 4-star of PG(7,2)
starn8t5b               Data: A 4-star of PG(7,2)
stringtovector          Converts a character string representation of a
                        factorial effect into the vector form
vectortostring          Converts a binary vector to character strings
