ambient X
i1 : X = PP_QQ^({1,1,1},{2,1,3}); o1 : ProjectiveVariety, threefold in PP^2 x PP^1 x PP^3
i2 : ambient X; o2 : ProjectiveVariety, PP^2 x PP^1 x PP^3
The source of this document is in MultiprojectiveVarieties.m2:2611:0.