Title; Copyright; Preface; Contents; Banquet Speech Honoring Prof. Keiji Kikkawa on his 60th Birthday; Introductory Remarks; Bunji Sakita; Antal Jevicki; Spenta Wadia; Lars Brink; Kazuo Fujikawa; Satoshi Matsuda; Part I: String Duality; M Theory Extensions of T Duality; 1 Introduction; 2 BPS -- Saturated p-Branes; 3 M/IIB Duality; 4 M/SO(32) Duality; 5 Conclusion; U-Duality and Intersecting D-Branes; Duality and 4D String Dynamics; 1 Introduction; 2 N=2 Gauge Theory and String Compactifications; 3 N=2 String-String Duality; 4 N=1 Duality and Gaugino Condensation; Acknowledgements.
2 Dynamical Superalgebra and p-Branes3 Duality Groups; 4 U-Duality and Non-Perturbative States; 5 U-Duality and 11D; 5.1 Perturbative and non-perturbative states; 5.2 Dualities and non-perturbative spectrum; 5.3 An example; 6 Final Remarks; 7 References; String Solitons and Singularities of K3; Acknowledgements; References; Collective Coordinate Quantization of Dirichlet Branes; 1 Introduction; 2 D-Brane and Collective Coordinates; 3 Combinatorics of Perturbative Dirichlet String Theory; 4 Semi-Classical Wave Function of D-Branes; 5 D-Brane Eequation of Motion and Renormalization Group Flow.
6 Quantum Aspects of Macroscopically Charged D-BraneAcknowledgments; GKZ Hypergeometric Systems and Applications to Mirror Symmetry; 1 Introduction; 2 Mirror Symmetry and Quantum Cohomology Ring; 3 Gauss-Manin System and Flat Coordinates; 4 GKZ Hypergeometric System and the Flat Coordinate; 4.1 Intersection ring; 4.2 GKZ hypergeometric system; 5 Summary; References; How Unstable are Fundamental Quantum Supermembernes?; 1 Quantum Supermembranes; 2 Zero Point Energy; 3 Fermionic Variables; 4 Wave Function; 5 Discussion; Acknowledgments; References.
Part II: Two Dimensional Strings and General RelativityR2 2D Quantum Gravity and Dually Weighted Graphs; 1 Introduction; 2 A Solvable Model of R2 2D Gravity; 3 Sketch of Solution; 3.1 The Itzykson-DiFrancesco formula for the DWG-model; 3.2 The saddle point equation for the most probable representation in the planar limit; 3.3 Calculation of characters in the large N limit; 3.4 Solution of the lattice model of 2D R2 gravity; 4 Physical Results and Conclusions; New Loop Equations in Ising Model Coupled to 2D Gravity and String Field Theory; 1 Introduction.