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Macaulay2 website
MultiprojectiveVarieties
>
MultirationalMap
>
rationalMap(List,MultiprojectiveVariety)
rationalMap(List,MultiprojectiveVariety)  the multirational map defined by a list of rational maps
Synopsis
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
multiprojective variety
, optional
Optional inputs
:
Dominant
=>
...
,
default value null
,
Outputs:
a
multirational map
, the same as
multirationalMap
(Phi,Y)
, or
multirationalMap
Phi
(if
Y
is not specified)
See also
multirationalMap
 the multirational map defined by a list of rational maps
rationalMap
 makes a rational map