rationalMap(List,MultiprojectiveVariety) -- the multi-rational map defined by a list of rational maps

• Function: rationalMap

• Usage:

  rationalMap Phi

  rationalMap(Phi,Y)

• Inputs:
  • Phi, a list, whose elements are either rational maps or representatives of them (e.g., row matrices or ring maps)
  • Y, a multi-projective variety, optional
• Optional inputs:
  • Dominant => ..., default value null,
• Outputs:
  • a multi-rational map, the same as multirationalMap(Phi,Y), or multirationalMap Phi (if Y is not specified)