Home | Trees | Index | Help |
|
---|
Package young :: Module permgroup :: Class PermGroup |
|
object
--+ |tuple
--+ |BaseGroup
--+ | PermGroup
Method Summary | |
---|---|
__init__(self,
group)
| |
composition of map | |
__repr__(self)
| |
__str__(self)
| |
Return the excedance of permutation | |
Return the inversion number | |
Return the inverse | |
Return the inversion number | |
Return the signature of the permutation group | |
Tests whether or not the signature is even | |
Tests whether or not the signature is odd | |
Decomposite permutation group into cycles | |
matrix representation | |
Return the weak excedance of permutation | |
Inherited from tuple | |
x.__add__(y) <==> x+y | |
x.__contains__(y) <==> y in x | |
x.__eq__(y) <==> x==y | |
x.__ge__(y) <==> x>=y | |
x.__getattribute__('name') <==> x.name | |
x.__getitem__(y) <==> x[y] | |
| |
Use of negative indices is not supported. | |
x.__gt__(y) <==> x>y | |
x.__hash__() <==> hash(x) | |
x.__iter__() <==> iter(x) | |
x.__le__(y) <==> x<=y | |
x.__len__() <==> len(x) | |
x.__lt__(y) <==> x<y | |
x.__ne__(y) <==> x!=y | |
T.__new__(S, ...) -> a new object with type S, a subtype of T | |
x.__rmul__(n) <==> n*x | |
Inherited from object | |
x.__delattr__('name') <==> del x.name | |
helper for pickle | |
helper for pickle | |
x.__setattr__('name', value) <==> x.name = value |
Method Details |
---|
__mul__(self, other)composition of map
|
excedance(self)Return the excedance of permutation |
get_inv(self)Return the inversion number |
get_inverse(self)Return the inverse
|
get_inversion(self)Return the inversion number |
get_sgn(self)Return the signature of the permutation group |
iseven(self)Tests whether or not the signature is even |
isodd(self)Tests whether or not the signature is odd |
to_cycle(self)Decomposite permutation group into cycles |
to_matrix(self)matrix representation |
weak_excedance(self)Return the weak excedance of permutation |
Home | Trees | Index | Help |
|
---|
Generated by Epydoc 2.1 on Sun Aug 1 02:55:58 2004 | http://epydoc.sf.net |