i1 : X = projectiveVariety ideal random({2,1},ZZ/101[x_0,x_1,x_2,y_0,y_1,Degrees=>{3:{1,0},2:{0,1}}]); o1 : ProjectiveVariety, surface in PP^2 x PP^1 |
i2 : ring X ZZ ---[x ..x , y ..y ] 101 0 2 0 1 o2 = ----------------------------------------------------------------------------------------------------------- 2 2 2 2 2 2 x y + 24x x y + 8x y + 5x x y - 34x x y + 3x y + 49x y + 3x x y + 3x y + 5x x y - 43x x y - x y 0 0 0 1 0 1 0 0 2 0 1 2 0 2 0 0 1 0 1 1 1 1 0 2 1 1 2 1 2 1 o2 : QuotientRing |