- virtual submanifold
- мат.виртуальное подмногообразие
English-Russian scientific dictionary. 2008.
English-Russian scientific dictionary. 2008.
Gromov–Witten invariant — In mathematics, specifically in symplectic topology and algebraic geometry, Gromov–Witten (GW) invariants are rational numbers that, in certain situations, count pseudoholomorphic curves meeting prescribed conditions in a given symplectic… … Wikipedia