--This file was prepared by Federico Galetto using Macaulay2. Contact the author at galetto.federico [(AT)] gmail.com for questions, comments or bug reports. A=QQ[x_111, x_112, x_113, x_122, x_123, x_133, x_211, x_212, x_213, x_222, x_223, x_233] I1=ideal(-x_112^2+x_111*x_122,-x_112*x_113+x_111*x_123,-x_113*x_122+x_112*x_123,-x_112*x_113+x_111*x_123,-x_113^2+x_111*x_133,-x_113*x_123+x_112*x_133,-x_113*x_122+x_112*x_123,-x_113*x_123+x_112*x_133,-x_123^2+x_122*x_133,x_122*x_211-2*x_112*x_212+x_111*x_222,x_123*x_211-x_113*x_212-x_112*x_213+x_111*x_223,x_123*x_212-x_122*x_213-x_113*x_222+x_112*x_223,x_123*x_211-x_113*x_212-x_112*x_213+x_111*x_223,x_133*x_211-2*x_113*x_213+x_111*x_233,x_133*x_212-x_123*x_213-x_113*x_223+x_112*x_233,x_123*x_212-x_122*x_213-x_113*x_222+x_112*x_223,x_133*x_212-x_123*x_213-x_113*x_223+x_112*x_233,x_133*x_222-2*x_123*x_223+x_122*x_233,-x_212^2+x_211*x_222,-x_212*x_213+x_211*x_223,-x_213*x_222+x_212*x_223,-x_212*x_213+x_211*x_223,-x_213^2+x_211*x_233,-x_213*x_223+x_212*x_233,-x_213*x_222+x_212*x_223,-x_213*x_223+x_212*x_233,-x_223^2+x_222*x_233,-x_112*x_211+x_111*x_212,-x_113*x_211+x_111*x_213,-x_113*x_212+x_112*x_213,-x_122*x_211+x_111*x_222,-x_122*x_212+x_112*x_222,-x_122*x_213+x_113*x_222,-x_123*x_211+x_111*x_223,-x_123*x_212+x_112*x_223,-x_123*x_213+x_113*x_223,-x_123*x_222+x_122*x_223,-x_133*x_211+x_111*x_233,-x_133*x_212+x_112*x_233,-x_133*x_213+x_113*x_233,-x_133*x_222+x_122*x_233,-x_133*x_223+x_123*x_233)