|
D.15.23.8 projectiveBundle
Procedure from library schubert.lib (see schubert_lib).
- Usage:
- projectiveBundle(S); S sheaf
- Input:
- a sheaf on an abstract variety
- Return:
- variety
- Theory:
- create a projective bundle as an abstract variety. This is related
to the enumeration of conics.
Example:
See also:
Grassmannian;
projectiveSpace.
|