Music.Theory.Z12.Read_1978

Ronald C. Read. "Every one a winner or how to avoid isomorphism search when cataloguing combinatorial configurations." /Annals of Discrete Mathematics/ 2:107–20, 1978.

Documentation

type Code = Code

encode :: [Z12] -> Code

Encoder for encode_prime.

encode [0,1,3,6,8,9] == 843

decode :: Code -> [Z12]

Decoder for encode_prime.

decode 843 == [0,1,3,6,8,9]

encode_prime :: [Z12] -> [Z12]

Binary encoding prime form algorithm, equalivalent to Rahn.

encode_prime [0,1,3,6,8,9] == [0,2,3,6,7,9]
Music.Theory.Z12.Rahn_1980.rahn_prime [0,1,3,6,8,9] == [0,2,3,6,7,9]