Package young :: Module permgroup
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Module young.permgroup

library for permutation groups
Classes
PermGroup class PermGroup(permutation) -> return a class for permutation group
SymmetricGroup SymmetricGroup(n) -> return a class for symmetric group whose degree is n

Function Summary
  get_inv(*permutation)
get_inversion(permutation) -> Return the inversion number of the permutation.
  get_inversion(*permutation)
get_inversion(permutation) -> Return the inversion number of the permutation.
  get_sgn(*permutation)
get_sgn(permutation) -> Return the signature of the permutation.
  permgroup(*seq)
permgroup(sequence) -> Return the PermGroup instance from a sequence.
  symmgroup(num)
symmgroup(n) -> return the SymmetricGroup instance whose degree is n
  to_cycle(*permutation)
to_cycle(permutation) -> decomposite permutation group into cycle

Function Details

get_inv(*permutation)

get_inversion(permutation) -> Return the inversion number of the permutation.

get_inversion(*permutation)

get_inversion(permutation) -> Return the inversion number of the permutation.

get_sgn(*permutation)

get_sgn(permutation) -> Return the signature of the permutation.

permgroup(*seq)

permgroup(sequence) -> Return the PermGroup instance from a sequence.

symmgroup(num)

symmgroup(n) -> return the SymmetricGroup instance whose degree is n

to_cycle(*permutation)

to_cycle(permutation) -> decomposite permutation group into cycle

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