`Travelled to:`

1 × Austria

1 × Canada

1 × Poland

1 × USA

`Collaborated with:`

∅ M.V.Korovina D.Grigoriev M.Karpinski

`Talks about:`

pfaffian (2) effect (2) semialgebra (1) polyhedron (1) membership (1) restrict (1) quantifi (1) function (1) complet (1) algebra (1)

## Person: Nicolai Vorobjov

### DBLP: Vorobjov:Nicolai

### Contributed to:

### Wrote 5 papers:

- CSL-2004-KorovinaV #hybrid
- Pfaffian Hybrid Systems (MVK, NV), pp. 430–441.
- CSL-2003-Vorobjov #effectiveness #formal method #strict
- Effective Model Completeness of the Theory of Restricted Pfaffian Functions (NV), p. 544.
- CSL-2003-Vorobjov03a #effectiveness #quantifier
- Effective Quantifier Elimination over Real Closed Fields (NV), p. 545.
- STOC-1998-Vorobjov #algebra #set
- Computing Local Dimension of a Semialgebraic Set (NV), pp. 483–487.
- STOC-1994-GrigorievKV #algebra #bound #testing
- Lower bounds on testing membership to a polyhedron by algebraic decision trees (DG, MK, NV), pp. 635–644.