divisor in algebraic geometry
C27993
concept
A divisor in algebraic geometry is a formal finite integer linear combination of irreducible codimension-one subvarieties (or points on a curve), used to encode zeros and poles of rational functions and to study line bundles and linear systems.
Observed surface forms (1)
| Surface form | Occurrences |
|---|---|
| Weil divisor generalization | 1 |
Instances (2)
| Instance | Via concept surface |
|---|---|
| Weil divisor | — |
| Cartier divisor | — |