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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