Volume 30, No. 4 (1994)
Publications of the Research Institute for Mathematical Sciences

pp. 533–534 Erratum to “Non-Hypoellipticity for Degenerate Elliptic Operators”Yoshinori Morimoto
pp. 577–601 Cyclic Generalized Vectors for Algebras of Unbounded OperatorsAtsushi InoueW. Karwowski
pp. 603–610 A Generalized Grothendieck–RIemann–Roch Theorem for Hirzebruch's -Characteristic and -CharacteristicShoji Yokura
pp. 611–640 Remarks on the Bifurcation of Two Dimensional Capillary-Gravity Waves of Finite DepthHisashi OkamotoMayumi Shoji
pp. 641–670 On the Cones of - and Generalized -Positivity for Quantum Field Theories with Indefinite MetricGerald Hofmann
pp. 671–688 On the Irregularity of Special Non-Canonical SurfacesKazuhiro Konno
pp. 689–693 Rings of Fractions ofYoshinobu Kato