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OrlikTeraoIdeal

Orlik-Terao ideal of an arrangement of hyperplanes

Syntax
OrlikTeraoIdeal(A: LIST): IDEAL

Description
This function returns the Orlik-Terao ideal of the list A of hyperplanes of an arrangement.

Example
/**/ use QQ[x,y];	
/**/ A := [x, y, x-y];
/**/ OrlikTeraoIdeal(A);
ideal(y[1]*y[2] +y[1]*y[3] -y[2]*y[3])

See Also