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ArrCatalanD    --    Catalan arrangement of type D

Syntax

ArrCatalanD(S: RING, k: INT): LIST

Description

This function constructs the Catalan arrangement of type D in the first k variables of the polynomial ring S.

Example

/**/ use S::=QQ[x,y,z]; /**/ ArrCatalanD(S, 2); [x -y, x +y, x -y -1, x +y -1, x -y +1, x +y +1]

See Also