globallyGenerated -- globallyGenerated(D) produces a smallest integer a such that O_X(aD) is globally generated.

Synopsis

Usage:

globallyGenerated(D)

globallyGenerated(I)

globallyGenerated(M)
Inputs:
- D, an instance of the type WeilDivisor,
- I, an ideal,
- M, a module,
Outputs:
- a number,

Description

Takes a divisor as input. It then uses a binary search to check for the smallest integer a with the property that |aD| is a basepoint-free linear series. In this case, the corresponding line bundle is globally generated.

Ways to use globallyGenerated :

globallyGenerated(Ideal) (missing documentation)
globallyGenerated(Module) (missing documentation)

For the programmer

The object globallyGenerated is a method function.