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MultiprojectiveVarieties :: MultirationalMap | MultirationalMap

MultirationalMap | MultirationalMap -- product of multi-rational maps

Synopsis

Description

i1 : Phi = rationalMap({veronese(1,2,ZZ/33331)},Dominant=>true);

o1 : MultirationalMap (dominant rational map from PP^1 to curve in PP^2)
i2 : Psi = rationalMap {veronese(1,3,ZZ/33331)};

o2 : MultirationalMap (rational map from PP^1 to PP^3)
i3 : (X,Y,Z) = (source Phi,target Phi,target Psi);
i4 : Eta = Phi | Psi;

o4 : MultirationalMap (rational map from X to Y x Z)
i5 : Eta | Phi;

o5 : MultirationalMap (rational map from X to Y x Z x Y)
i6 : Phi | Psi | Eta;

o6 : MultirationalMap (rational map from X to Y x Z x Y x Z)
i7 : super oo;

o7 : MultirationalMap (rational map from X to PP^2 x PP^3 x PP^2 x PP^3)
i8 : rationalMap(oo,image oo);

o8 : MultirationalMap (dominant rational map from X to curve in PP^2 x PP^3 x PP^2 x PP^3)

See also