up previous next

ArrCatalanA    --    Catalan arrangement of type A

Syntax

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

Description

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

Example

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

See Also