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Identifier
Values
=>
Cc0022;cc-rep
['A',1]=>2 ['A',2]=>5 ['B',2]=>6 ['G',2]=>7 ['A',3]=>12 ['B',3]=>14 ['C',3]=>14 ['A',4]=>29 ['B',4]=>34 ['C',4]=>34 ['D',4]=>28 ['F',4]=>33 ['A',5]=>70 ['B',5]=>82 ['C',5]=>82 ['D',5]=>68 ['A',6]=>169 ['B',6]=>198 ['C',6]=>198 ['D',6]=>164 ['E',6]=>165 ['A',7]=>408 ['B',7]=>478 ['C',7]=>478 ['D',7]=>396 ['E',7]=>398 ['A',8]=>985 ['B',8]=>1154 ['C',8]=>1154 ['D',8]=>956 ['E',8]=>961 ['A',9]=>2378 ['B',9]=>2786 ['C',9]=>2786 ['D',9]=>2308 ['A',10]=>5741 ['B',10]=>6726 ['C',10]=>6726 ['D',10]=>5572
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Description
The permanent of the Cartan matrix of a finite Cartan type.
Code
def statistic(ct):
    return ct.cartan_matrix().permanent()

Created
Aug 28, 2017 at 16:53 by Christian Stump
Updated
Aug 28, 2017 at 16:53 by Christian Stump