JournalsprimsVol. 27, No. 4Publications of the Research Institute for Mathematical SciencesVolume 27, Number 4, 1991DOI: 10.4171/prims | ISSN: 0034-5318 | eISSN: 1663-4926On the Existence of Simple Reducible Vector Bundles on Complex Surfaces of Algebraic Dimension ZeroMatei Tomapp. 533–550On Nagumo's <i>H<sup>s</sup></i>Stability in Singular PerturbationsRyuichi Ashinopp. 551–575Weak Equivalence and the Structures of Cocycles of an Ergodic AutomorphismSergey I. BezuglyiValentin Ya. Golodetspp. 577–625Finlteness Obstructions of Equivariant FibrationsToshio Sumipp. 627–637New <i>R</i> Matrices Associated with Cyclic Representations of <i>U<sub>q</sub></i>(<i>A</i><sub>2</sub><sup>(2)</sup>)Etsuro DateMichio JimboKei MikiTetsuji Miwapp. 639–655On Ground State Degeneracy of <i>Z</i><sub>2</sub> Symmetric Quantum Spin ModelsTaku Matsuipp. 657–679Neighborhood of a Rational Curve with a NodeTetsuo Uedapp. 681–693
On the Existence of Simple Reducible Vector Bundles on Complex Surfaces of Algebraic Dimension ZeroMatei Tomapp. 533–550
Weak Equivalence and the Structures of Cocycles of an Ergodic AutomorphismSergey I. BezuglyiValentin Ya. Golodetspp. 577–625
New <i>R</i> Matrices Associated with Cyclic Representations of <i>U<sub>q</sub></i>(<i>A</i><sub>2</sub><sup>(2)</sup>)Etsuro DateMichio JimboKei MikiTetsuji Miwapp. 639–655
On Ground State Degeneracy of <i>Z</i><sub>2</sub> Symmetric Quantum Spin ModelsTaku Matsuipp. 657–679
