De Vescovi, Andrea Study of a relaxed degenerate Dirichlet problem. (English) Zbl 0733.35023 Riv. Mat. Univ. Parma, IV. Ser. 16, 105-118 (1990). Reviewer: Charles A.Swanson (Vancouver) MSC: 35D10 35J70 PDF BibTeX XML Cite \textit{A. De Vescovi}, Riv. Mat. Univ. Parma, IV. Ser. 16, 105--118 (1990; Zbl 0733.35023)
Gianazza, Ugo Wiener points and energy decay for a relaxed Dirichlet problem relative to a degenerate elliptic operator. (English) Zbl 0733.35022 Riv. Mat. Univ. Parma, IV. Ser. 16, 297-309 (1990). Reviewer: Charles A.Swanson (Vancouver) MSC: 35D10 35J70 31B15 PDF BibTeX XML Cite \textit{U. Gianazza}, Riv. Mat. Univ. Parma, IV. Ser. 16, 297--309 (1990; Zbl 0733.35022)
Donnini, S.; Gigante, G. Classification of left invariant CR structures on \(GL^ +(3,{\mathbb{R}})\). (English) Zbl 0733.32016 Riv. Mat. Univ. Parma, IV. Ser. 16, 343-355 (1990). Reviewer: E.Pascu (Bucureşti) MSC: 32V05 22E30 PDF BibTeX XML Cite \textit{S. Donnini} and \textit{G. Gigante}, Riv. Mat. Univ. Parma, IV. Ser. 16, 343--355 (1990; Zbl 0733.32016)
Podio-Guidugli, Paolo Constraint and scaling methods to derive shell theory from three- dimensional elasticity. (English) Zbl 0732.73040 Riv. Mat. Univ. Parma, IV. Ser. 16, 73-83 (1990). MSC: 74K15 PDF BibTeX XML Cite \textit{P. Podio-Guidugli}, Riv. Mat. Univ. Parma, IV. Ser. 16, 73--83 (1990; Zbl 0732.73040)
Amendola, Giovambattista; Manes, Adele Thermoelastic vibrations of a spherical cavity in an incompressible solid. (Italian. English summary) Zbl 0732.73005 Riv. Mat. Univ. Parma, IV. Ser. 16, 35-46 (1990). MSC: 74A15 74E05 74H45 PDF BibTeX XML Cite \textit{G. Amendola} and \textit{A. Manes}, Riv. Mat. Univ. Parma, IV. Ser. 16, 35--46 (1990; Zbl 0732.73005)
Balachandran, Krishnan An existence theorem for a class of nonlinear Volterra integral equations. (English) Zbl 0729.45007 Riv. Mat. Univ. Parma, IV. Ser. 16, 231-237 (1990). Reviewer: J.Banaś (Rzeszów) MSC: 45G10 PDF BibTeX XML Cite \textit{K. Balachandran}, Riv. Mat. Univ. Parma, IV. Ser. 16, 231--237 (1990; Zbl 0729.45007)
Pitiş, Gheorghe Rizza’s conjecture concerning the bisectional curvature. (English) Zbl 0728.53032 Riv. Mat. Univ. Parma, IV. Ser. 16, 195-203 (1990). Reviewer: G.Arca (Cagliari) MSC: 53C25 PDF BibTeX XML Cite \textit{G. Pitiş}, Riv. Mat. Univ. Parma, IV. Ser. 16, 195--203 (1990; Zbl 0728.53032)
Nivas, R.; Ahmad, S. Submanifolds of codimension r of a H-structure manifold. (English) Zbl 0727.53029 Riv. Mat. Univ. Parma, IV. Ser. 16, 167-172 (1990). Reviewer: C.Bär (Bonn) MSC: 53B25 53C15 PDF BibTeX XML Cite \textit{R. Nivas} and \textit{S. Ahmad}, Riv. Mat. Univ. Parma, IV. Ser. 16, 167--172 (1990; Zbl 0727.53029)
Manfredi, Bianca Once more on quasiperiodic solutions of quasiperiodic dynamical systems. (Italian. English summary) Zbl 0727.34035 Riv. Mat. Univ. Parma, IV. Ser. 16, 97-103 (1990). MSC: 34C27 PDF BibTeX XML Cite \textit{B. Manfredi}, Riv. Mat. Univ. Parma, IV. Ser. 16, 97--103 (1990; Zbl 0727.34035)
Prati, Nando The theory FAST and the induction axiom in finite form. (Italian) Zbl 0727.03035 Riv. Mat. Univ. Parma, IV. Ser. 16, 213-222 (1990). Reviewer: N.Prati MSC: 03E70 03E72 PDF BibTeX XML Cite \textit{N. Prati}, Riv. Mat. Univ. Parma, IV. Ser. 16, 213--222 (1990; Zbl 0727.03035)
Buffoni, Giuseppe Perturbation of a matrix with positive inverse. (English) Zbl 0726.65023 Riv. Mat. Univ. Parma, IV. Ser. 16, 251-262 (1990). Reviewer: Z.Dostal (Ostrava) MSC: 65F05 65F15 15B48 15A45 PDF BibTeX XML Cite \textit{G. Buffoni}, Riv. Mat. Univ. Parma, IV. Ser. 16, 251--262 (1990; Zbl 0726.65023)
Bianchi, Monica Existence of a solution of the Cauchy problem for an equation regarding phenomena of nonlinear viscoelasticity. (Italian) Zbl 0725.73040 Riv. Mat. Univ. Parma, IV. Ser. 16, 271-280 (1990). Reviewer: D.Ieşan (Iaşi) MSC: 74D99 74D10 35Q72 35L75 49J52 PDF BibTeX XML Cite \textit{M. Bianchi}, Riv. Mat. Univ. Parma, IV. Ser. 16, 271--280 (1990; Zbl 0725.73040) Full Text: EuDML
Singh, Shyam Lal Application of fixed point theorems to nonlinear integrodifferential equations. (English) Zbl 0725.45013 Riv. Mat. Univ. Parma, IV. Ser. 16, 205-212 (1990). Reviewer: B.G.Pachpatte (Aurangabad) MSC: 45N05 45J05 45G10 PDF BibTeX XML Cite \textit{S. L. Singh}, Riv. Mat. Univ. Parma, IV. Ser. 16, 205--212 (1990; Zbl 0725.45013)
Gutiérrez, Jaime A note on indecomposable elements in the near-rings of formal power series. (English) Zbl 0724.16025 Riv. Mat. Univ. Parma, IV. Ser. 16, 161-165 (1990). Reviewer: B.Pondělíček (Praha) MSC: 16Y30 16W60 08A40 PDF BibTeX XML Cite \textit{J. Gutiérrez}, Riv. Mat. Univ. Parma, IV. Ser. 16, 161--165 (1990; Zbl 0724.16025)
Benini, A.; Pellegrini, S. Medial and permutable near rings. (English) Zbl 0724.16023 Riv. Mat. Univ. Parma, IV. Ser. 16, 119-130 (1990). Reviewer: C.Ferrero-Cotti (Parma) MSC: 16Y30 16N40 PDF BibTeX XML Cite \textit{A. Benini} and \textit{S. Pellegrini}, Riv. Mat. Univ. Parma, IV. Ser. 16, 119--130 (1990; Zbl 0724.16023)
Capriz, G. Some observations on the thermomechanics of binary mixtures. (Italian) Zbl 0719.76089 Riv. Mat. Univ. Parma, IV. Ser. 16, 63-71 (1990). MSC: 76Y05 82D50 76T99 PDF BibTeX XML Cite \textit{G. Capriz}, Riv. Mat. Univ. Parma, IV. Ser. 16, 63--71 (1990; Zbl 0719.76089)
Morro, A.; Straughan, B. Equations for reacting viscous fluids near chemical equilibrium. (English) Zbl 0719.76078 Riv. Mat. Univ. Parma, IV. Ser. 16, 173-182 (1990). MSC: 76V05 35K57 76T99 80A32 PDF BibTeX XML Cite \textit{A. Morro} and \textit{B. Straughan}, Riv. Mat. Univ. Parma, IV. Ser. 16, 173--182 (1990; Zbl 0719.76078)
Mattei, Giulio An observation on the calculus of the absorption coefficient for a magneto-acoustic wave. (Italian. English summary) Zbl 0718.76131 Riv. Mat. Univ. Parma, IV. Ser. 16, 1-4 (1990). MSC: 76W05 76Q05 PDF BibTeX XML Cite \textit{G. Mattei}, Riv. Mat. Univ. Parma, IV. Ser. 16, 1--4 (1990; Zbl 0718.76131)
Remorini, Giovanna The Kelvin theorem in magneto-fluiddynamics. (Italian. English summary) Zbl 0718.76129 Riv. Mat. Univ. Parma, IV. Ser. 16, 5-11 (1990). MSC: 76W05 35Q35 PDF BibTeX XML Cite \textit{G. Remorini}, Riv. Mat. Univ. Parma, IV. Ser. 16, 5--11 (1990; Zbl 0718.76129)
Sassetti, Mauro; Silli, Carlo On the stability of the oscillations of a rigid body with variable mass. (Italian. English summary) Zbl 0718.70015 Riv. Mat. Univ. Parma, IV. Ser. 16, 25-34 (1990). MSC: 70M20 70K20 76P05 PDF BibTeX XML Cite \textit{M. Sassetti} and \textit{C. Silli}, Riv. Mat. Univ. Parma, IV. Ser. 16, 25--34 (1990; Zbl 0718.70015)
Baronti, M.; Franchetti, C. Minimal and polar projections onto hyperplanes in the spaces \(l_ p\) and \(l_ \infty\). (English) Zbl 0736.46006 Riv. Mat. Univ. Parma, IV. Ser. 16, 331-342 (1990). MSC: 46B20 46B25 46B45 PDF BibTeX XML Cite \textit{M. Baronti} and \textit{C. Franchetti}, Riv. Mat. Univ. Parma, IV. Ser. 16, 331--342 (1990; Zbl 0736.46006)
Averna, A.; Cardinali, T. On the concepts of K-convexity (K-concavity) and K-convexity\(^*\) (K- concavity\(^*\)). (Italian. English summary) Zbl 0736.46005 Riv. Mat. Univ. Parma, IV. Ser. 16, 311-330 (1990). MSC: 46A55 47H04 PDF BibTeX XML Cite \textit{A. Averna} and \textit{T. Cardinali}, Riv. Mat. Univ. Parma, IV. Ser. 16, 311--330 (1990; Zbl 0736.46005)
Collini Lanzi, Tiziana Analysis of a ”quasi molecular” model relative to an elastic bar vibrating against a rigid wall. (English) Zbl 0850.73128 Riv. Mat. Univ. Parma, IV. Ser. 16, 281-295 (1990). MSC: 74K10 74H45 PDF BibTeX XML Cite \textit{T. Collini Lanzi}, Riv. Mat. Univ. Parma, IV. Ser. 16, 281--295 (1990; Zbl 0850.73128)
Braglia, Marcello A note on stock price volatility. (English) Zbl 0736.90008 Riv. Mat. Univ. Parma, IV. Ser. 16, 263-269 (1990). Reviewer: M.Braglia MSC: 91B24 PDF BibTeX XML Cite \textit{M. Braglia}, Riv. Mat. Univ. Parma, IV. Ser. 16, 263--269 (1990; Zbl 0736.90008)
Dragomir, Sever Silvestru On continuous sublinear functionals in reflexive Banach spaces and applications. (English) Zbl 0736.46007 Riv. Mat. Univ. Parma, IV. Ser. 16, 239-250 (1990). MSC: 46B20 46A55 47A50 PDF BibTeX XML Cite \textit{S. S. Dragomir}, Riv. Mat. Univ. Parma, IV. Ser. 16, 239--250 (1990; Zbl 0736.46007)
Saccoman, J. J. Extension theorems by Helly and Riesz revisited. (English) Zbl 0738.46001 Riv. Mat. Univ. Parma, IV. Ser. 16, 223-230 (1990). MSC: 46A22 46-03 01A60 PDF BibTeX XML Cite \textit{J. J. Saccoman}, Riv. Mat. Univ. Parma, IV. Ser. 16, 223--230 (1990; Zbl 0738.46001)
Ciarletta, Michele; Scarpetta, Edoardo Reciprocity and variational theorems in a generalized thermoelastic theory for non-simple materials with voids. (English) Zbl 0754.73019 Riv. Mat. Univ. Parma, IV. Ser. 16, 183-194 (1990). Reviewer: U.Gamer (Wien) MSC: 74A15 74B99 PDF BibTeX XML Cite \textit{M. Ciarletta} and \textit{E. Scarpetta}, Riv. Mat. Univ. Parma, IV. Ser. 16, 183--194 (1990; Zbl 0754.73019)
Papalini, Francesca The K-midpoint\(^*\)convexity (concavity) and the K-lower-semicontinuity (K-upper-semicontinuity) of a multifunction. (Italian. English summary) Zbl 0735.46006 Riv. Mat. Univ. Parma, IV. Ser. 16, 149-159 (1990). MSC: 46A55 54C60 46G05 47H04 PDF BibTeX XML Cite \textit{F. Papalini}, Riv. Mat. Univ. Parma, IV. Ser. 16, 149--159 (1990; Zbl 0735.46006)
Exton, Harold Solutions of Mathieu’s equation. (English) Zbl 0735.34010 Riv. Mat. Univ. Parma, IV. Ser. 16, 141-148 (1990). Reviewer: C.L.Koul (Jaipur) MSC: 34A25 33C05 34A45 34B30 34A30 34A05 PDF BibTeX XML Cite \textit{H. Exton}, Riv. Mat. Univ. Parma, IV. Ser. 16, 141--148 (1990; Zbl 0735.34010)
Abujabal, Hamza A. S. A generalization of some commutativity theorems for rings. II. (English) Zbl 0741.16013 Riv. Mat. Univ. Parma, IV. Ser. 16, 131-140 (1990). Reviewer: H.E.Bell (St.Catherines) MSC: 16U70 16U80 16R40 PDF BibTeX XML Cite \textit{H. A. S. Abujabal}, Riv. Mat. Univ. Parma, IV. Ser. 16, 131--140 (1990; Zbl 0741.16013)
Trimarco, Carmine A note on Toupin’s functional for dielectric materials. (English) Zbl 0735.49035 Riv. Mat. Univ. Parma, IV. Ser. 16, 85-95 (1990). Reviewer: C.Trimarco MSC: 49N70 49N75 49S05 74F05 78M30 78A30 PDF BibTeX XML Cite \textit{C. Trimarco}, Riv. Mat. Univ. Parma, IV. Ser. 16, 85--95 (1990; Zbl 0735.49035)
Roccato, Diego; Virga, Epifanio Drops of nematic liquid crystals floating on a liquid. (English) Zbl 0736.76003 Riv. Mat. Univ. Parma, IV. Ser. 16, 47-61 (1990). Reviewer: S.Han (Chengdu) MSC: 76A15 PDF BibTeX XML Cite \textit{D. Roccato} and \textit{E. Virga}, Riv. Mat. Univ. Parma, IV. Ser. 16, 47--61 (1990; Zbl 0736.76003)
Cimatti, Giovanni A nonlinear parabolic system. (English) Zbl 0748.35017 Riv. Mat. Univ. Parma, IV. Ser. 16, 13-24 (1990). Reviewer: W.Sadkowski (Warszawa) MSC: 35K60 PDF BibTeX XML Cite \textit{G. Cimatti}, Riv. Mat. Univ. Parma, IV. Ser. 16, 13--24 (1990; Zbl 0748.35017)