JournalsprimsVol. 27, No. 4

Volume 27, No. 4 (1991)

Publications of the Research Institute for Mathematical Sciences

Publ. Res. Inst. Math. Sci. cover

pp. 533–550
On the Existence of Simple Reducible Vector Bundles on Complex Surfaces of Algebraic Dimension Zero
Matei Toma
DOI 10.2977/PRIMS/1195169419
pp. 551–575
On Nagumo's $H^{s}$ Stability in Singular Perturbations
Ryuichi Ashino
DOI 10.2977/PRIMS/1195169420
pp. 577–625
Weak Equivalence and the Structures of Cocycles of an Ergodic Automorphism
Sergey I. BezuglyiValentin Ya. Golodets
DOI 10.2977/PRIMS/1195169421
pp. 627–637
Finlteness Obstructions of Equivariant Fibrations
Toshio Sumi
DOI 10.2977/PRIMS/1195169422
pp. 639–655
New $R$ Matrices Associated with Cyclic Representations of $U_{q} (A_{2}^{(2)})$
Etsuro DateMichio JimboKei MikiTetsuji Miwa
DOI 10.2977/PRIMS/1195169423
pp. 657–679
On Ground State Degeneracy of $Z_{2}$ Symmetric Quantum Spin Models
Taku Matsui
DOI 10.2977/PRIMS/1195169424
pp. 681–693
Neighborhood of a Rational Curve with a Node
Tetsuo Ueda
DOI 10.2977/PRIMS/1195169425