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Macaulay2 website
WeylGroups
>
WeylGroupElement
>
isReduced
isReduced -- check whether a decomposition is of minimal length
Ways to use
isReduced
:
isReduced(BasicList,WeylGroupElement)
-- whether an Weyl group element can be multiplied by some simple reflections with length increasing at each step
isReduced(RootSystem,BasicList)
-- whether a decomposition in simple reflections is reduced
For the programmer
The object
isReduced
is
a
method function
.