Gromov-Witten invariant
English edit
Etymology edit
Named after Mikhail Gromov and Edward Witten.
Noun edit
Gromov-Witten invariant (plural Gromov-Witten invariants)
- (mathematics) A rational number that, in certain situations, counts pseudoholomorphic curves meeting prescribed conditions in a given symplectic manifold. They have applications in string theory.