next
|
previous
|
forward
|
backward
| up |
top
|
index
|
toc
|
Macaulay2 web site
SpecialFanoFourfolds
::
grassmannianHull
grassmannianHull -- grassmannian hull of a Gushel-Mukai fourfold
Synopsis
Usage:
grassmannianHull X
Inputs:
X
,
an instance of the type
SpecialGushelMukaiFourfold
Outputs:
an
ideal
, the ideal of a fivefold of degree 5
Y⊂ℙ
8
such that
X⊂Y
is a quadric section (the fourfold
X
is of ordinary type if and only if
Y
is smooth)
Ways to use
grassmannianHull
:
grassmannianHull(SpecialGushelMukaiFourfold)