Advances in Theoretical and Mathematical Physics

Noncommutativity in space-time extended by Liouville field

On the Quantum Instability of Attractive Bose Systems

Rigid Surface Operators

Five-Branes in M-Theory and a Two-Dimensional Geometric Langlands Duality

Matrix Factorizations, Massey Products and F-Terms for Two-Parameter Calabi-Yau Hypersurfaces

Non-perturbative Effective Action in Gauge Theories and Quantum Gravity