Bollettino della Unione Matematica Italiana. Series IV Short Title: Boll. Unione Mat. Ital., IV. Ser. Publisher: Zanichelli, Bologna ISSN: 0041-7084 Predecessor: Bollettino della Unione Matematica Italiana. Series III Successor: Bollettino della Unione Matemàtica Italiana. Serie V. C. Analisi Funzionale e ApplicazioniBollettino della Unione Matematica Italiana. Series V. BBollettino della Unione Matematica Italiana. Series V. A Comments: Journal; No longer indexed Documents Indexed: 881 Publications (1968–1975) all top 5 Latest Issues 12, Suppl. Fasc. 3 (1975) 12 (1975) 11, Suppl. Fasc. 3 (1975) 11 (1975) 10 (1974) 9, Suppl. Fasc. 2 (1974) 9 (1974) 8, Supplement to 2 (1973) 8 (1973) 7, Suppl. al Fasc. 1 (1973) 7 (1973) 6 (1972) 5 (1972) 4 (1971) 3 (1970) 2 (1969) 1 (1968) all top 5 Authors 12 Tognoli, Alberto 9 Pezzana, Mario 8 Chicco, Maurizio 8 De Giorgi, Ennio 7 Campanato, Sergio 7 Furi, Massimo 7 Mattei, Giulio 6 Abian, Alexander 6 Beidleman, James Clark 6 Biroli, Marco 6 Cavalieri D’Oro, Luigi 6 de Cicco, John 6 Favini, Angelo 6 Vignoli, Alfonso 6 Zaidman, Samuel D. 5 Anderson, Robert V. 5 Appling, William D. L. 5 Cattabriga, Lamberto 5 Dicuonzo, Vincenzo 5 Godeaux, Lucien 5 Lanconelli, Ermanno 5 Martelli, Mario 5 Muratori, Paolo 5 Papini, Pier Luigi 5 Silli, Carlo 4 Altman, Mieczyslaw 4 Bernardi, Claudio 4 Bottaro, Gianfranco 4 Brewster, Ben 4 Carlitz, Leonard 4 Cavallucci, Angelo 4 D’Amore, Bruno 4 De Blasi, Francesco Saverio 4 Fasano, Antonio 4 Franchetti, Carlo 4 Herrington, Larry L. 4 Martini, Giulia Barbara 4 Massa, Silvio 4 Noiri, Takashi 4 Pasini, Antonio 4 Persson, Jan 4 Platone Garroni, Maria Giovanna 4 Primicerio, Mario 4 Scozzafava, Romano 4 Soardi, Paolo Maurizio 4 Villa, Mario 3 Acquistapace, Francesca 3 Broglia, Fabrizio 3 Calvert, Bruce D. 3 Casadei, Giorgio 3 Cerofolini, Luigi 3 Dawson, David F. 3 De Michele, Leonede 3 Figa-Talamanca, Alessandro 3 Franci, Raffaella 3 Frehse, Jens 3 Giaquinta, Mariano 3 Giusti, Enrico 3 Glikson, Aleksander 3 Iannelli, Mimmo 3 Iervolino, F. 3 Istrăţescu, Vasile Ion 3 Kartsatos, Athanassios G. 3 Lazzeri, Fulvio 3 Long, Paul E. 3 Lovelady, David Lowell 3 Magari, Roberto 3 Marina, Maria Erminia 3 Marino, Antonio 3 Micheletti, Anna Maria 3 Molinari, Loris 3 Moscatelli, Vincenzo Bruno 3 Musti, Romolo 3 Pandolfi, Luciano 3 Pavel, Nicolae H. 3 Politi, Giuseppe 3 Roux, Delfina 3 Srivastava, Hari Mohan 3 Staikos, Vasilios A. 3 Stampacchia, Guido 3 Stănăşilă, Octavian N. 3 Togliatti, Eugenio Giuseppe 3 Treccani, Giulio 3 Ursini, Aldo 3 Webb, Jeffrey Ronald Leslie 3 Zolezzi, Tullio 2 Agostinelli, Cataldo 2 Amendola, Giovambattista 2 Arena, Orazio 2 Arrighi, Gino 2 Baiada, Emilio 2 Baiocchi, Claudio 2 Baldisserri, Natalia 2 Banfi, Carlo 2 Banica, Constantin 2 Barbu, Viorel 2 Barone, Enzo 2 Barozzi, Giulio Cesare 2 Bellomo, Bianca Rosa 2 Bernardi, Marco Luigi ...and 545 more Authors all top 5 Fields 93 Partial differential equations (35-XX) 90 Operator theory (47-XX) 75 Functional analysis (46-XX) 71 Ordinary differential equations (34-XX) 53 Differential geometry (53-XX) 52 General topology (54-XX) 41 Calculus of variations and optimal control; optimization (49-XX) 33 Geometry (51-XX) 32 Several complex variables and analytic spaces (32-XX) 27 Mathematical logic and foundations (03-XX) 24 Combinatorics (05-XX) 24 Algebraic geometry (14-XX) 22 Group theory and generalizations (20-XX) 21 General algebraic systems (08-XX) 18 History and biography (01-XX) 17 Global analysis, analysis on manifolds (58-XX) 16 Fluid mechanics (76-XX) 15 Numerical analysis (65-XX) 14 Linear and multilinear algebra; matrix theory (15-XX) 14 Abstract harmonic analysis (43-XX) 13 Mechanics of deformable solids (74-XX) 12 Real functions (26-XX) 12 Harmonic analysis on Euclidean spaces (42-XX) 12 Algebraic topology (55-XX) 12 Systems theory; control (93-XX) 11 Order, lattices, ordered algebraic structures (06-XX) 11 Category theory; homological algebra (18-XX) 11 Measure and integration (28-XX) 11 Mechanics of particles and systems (70-XX) 10 Number theory (11-XX) 10 Approximations and expansions (41-XX) 10 Integral equations (45-XX) 10 Probability theory and stochastic processes (60-XX) 9 Commutative algebra (13-XX) 9 Potential theory (31-XX) 8 Functions of a complex variable (30-XX) 8 Sequences, series, summability (40-XX) 8 Manifolds and cell complexes (57-XX) 7 Operations research, mathematical programming (90-XX) 6 Convex and discrete geometry (52-XX) 6 Game theory, economics, finance, and other social and behavioral sciences (91-XX) 5 Associative rings and algebras (16-XX) 5 Dynamical systems and ergodic theory (37-XX) 5 Difference and functional equations (39-XX) 4 Integral transforms, operational calculus (44-XX) 3 Nonassociative rings and algebras (17-XX) 3 Special functions (33-XX) 3 Statistics (62-XX) 3 Computer science (68-XX) 2 Topological groups, Lie groups (22-XX) 1 General and overarching topics; collections (00-XX) 1 Field theory and polynomials (12-XX) 1 Classical thermodynamics, heat transfer (80-XX) Publications by Year all cited Publications top 5 cited Publications Citations contained in zbMATH Open 423 Publications have been cited 3,159 times in 2,695 Documents Cited by ▼ Year ▼ Fixed points of contractive functions. Zbl 0249.54026 Reich, Simeon 275 1972 Un esempio di estremali discontinue per un problema variazionale di tipo ellittico. Zbl 0155.17603 De Giorgi, E. 193 1968 Kannan’s fixed point theorem. Zbl 0219.54042 Reich, Simeon 142 1971 A remark on Ky Fan’s minimax principle. Zbl 0264.49013 Brézis, Haïm; Nirenberg, Louis; Stampacchia, Guido 141 1972 Sulla convergenza degli integrali dell’energia per operatori ellittici del secondo ordine. Zbl 0274.35002 De Giorgi, Ennio; Spagnolo, Sergio 108 1973 A Rothe’s type theorem for non-compact acyclic-valued maps. Zbl 0314.47035 Martelli, Mario 76 1975 Un esempio di soluzioni discontinue per un problema di minimo relativo ad un integrale regolare del calcolo delle variazioni. Zbl 0155.44501 Giusti, E.; Miranda, Mario 75 1968 Un’estensione della teoria variazionale classica degli autovalori per operatori ellittici del secondo ordine. Zbl 0275.49042 Manes, Adele; Micheletti, Anna Maria 70 1973 A class of inequalities. Zbl 0188.12103 Tomaselli, G. 66 1969 Some conformal invariants of submanifolds and their applications. Zbl 0321.53042 Chen, Bang-yen 55 1974 Metodi perturbativi nella teoria di Morse. Zbl 0311.58006 Marino, A.; Prodi, G. 51 1975 Equazioni differenziali con soluzioni a valore compatto convesso. Zbl 0195.38501 De Blasi, F. S.; Iervolino, F. 51 1969 Problema di Dirichlet per equazioni ellittiche di tipo variazionale su insiemi non limitati. Zbl 0291.35021 Bottaro, Gianfranco; Marina, Maria Erminia 50 1973 On nearly-compact spaces. Zbl 0188.28005 Singal, M. K.; Mathur, Asha 48 1969 A geometric theorem useful in nonlinear functional analysis. Zbl 0236.47053 Danes, Josef 38 1972 Su un problema di S. Reich riguardante la teoria dei punti fissi. Zbl 0249.54023 Tiberio Bianchini, Rosa Maria 37 1972 On the regularity of the solution of a second order variational inequality. Zbl 0261.49021 Frehse, Jens 34 1972 The diagonalizable algebras. (The algebraization of the theories which express Theor. II.). Zbl 0352.08009 Magari, Roberto 33 1975 Sulle varieta di algebre con una buona teoria degli ideali. Zbl 0263.08006 Ursini, Aldo 30 1972 A fixed point theorem in uniformly convex spaces. Zbl 0265.47045 Goebel, K.; Kirk, W. A.; Shimi, Tawfik N. 29 1973 Alternative de Fredholm rélative au problème de Dirichlet dans un polygone ou un polyedre. Zbl 0277.35035 Grisvard, P. 29 1972 Existence and regularity of capillary surfaces. Zbl 0314.49019 Gerhardt, Claus 28 1974 A fixed point theorem in complete metric spaces. Zbl 0183.51404 Furi, Massimo; Vignoli, Alfonso 27 1969 Diagrammi di Heegaard e triangolazione contratta. Zbl 0327.57003 Pezzana, Mario 27 1975 Remarks on k-set contractions. Zbl 0219.47058 Webb, J. R. L. 26 1971 Osservazioni sulle varieta BIT. Zbl 0274.08005 Ursini, Aldo 25 1973 Uniqueness and existence theorems for differential equations with compact convex valued solutions. Zbl 0211.12103 Lopes, P.; Brandão, A. J.; De Blasi, F. S.; Iervolino, F. 24 1970 Inclusioni tra spazi di Morrey. Zbl 0181.13403 Piccinini, L. C. 24 1969 Continuous perturbations of nonlinear \(m\)-accretive operators in Banach spaces. Zbl 0256.47053 Barbu, V. 23 1972 On the spaces \(V_p\) (\(0<p\leq\infty\)). Zbl 0308.46032 Bergh, Jöran; Peetre, Jaak 22 1974 Funzioni caratteristiche nelle formule di quadratura gaussiane con nodi multipli. Zbl 0311.41024 Ossicini, A.; Rosati, F. 21 1975 On feedback stabilization of functional differential equations. Zbl 0318.93027 Pandolfi, Luciano 20 1975 Precisazione delle funuioni di \(H^{1,p}\) e singolarita delle soluzioni deboli di sistemi ellitici non lineari. Zbl 0175.40103 Giusti, E. 17 1969 Rodrigues’ formula and the classical orthogonal polynomials. Zbl 0189.34202 Cryer, Colin W. 16 1970 Locally nearly-compact spaces. Zbl 0257.54020 Carnahan, Donald 16 1972 Principio di massimo per i sistemi ellittici quasi-lineari non diagonali. Zbl 0267.35040 Nečas, Jindřich; Stará, Jana 16 1972 Existence of solutions of non-convex orientor fields. Zbl 0322.34002 Olech, Czeslaw 16 1975 On degree theory for multivalued mappings and applications. Zbl 0293.47021 Webb, J. R. L. 15 1974 Remarks on a result by A. Ambrosetti and G. Prodi. Zbl 0303.35037 Fucik, Svatopluk 15 1975 On the boundedness of weak solutions of higher order nonlinear elliptic partial differential equations. Zbl 0203.41303 Frehse, J. 15 1970 G-convergenza e problema di Dirichlet unilaterale. Zbl 0337.35023 Boccardo, L.; Dolcetta, I. Capuzzo 14 1975 Valutazioni in \(L_ p(\mathbb R^ n)\) della soluzione del problema di Cauchy per l’equazione di Schrödinger. Zbl 0167.10401 Lanconelli, Ermanno 14 1968 Principio di massimo per soluzioni di problemi al contorno misti per equazioni ellittiche di tipo variazionale. Zbl 0193.39102 Chicco, Maurizio 14 1970 On the smoothness of solutions of unilateral Dirichlet problems. Zbl 0277.35033 Mosco, U.; Troianiello, G. M. 14 1973 On differentiability of multi-valued maps. Zbl 0311.46029 Martelli, Mario; Vignoli, Alfonso 13 1974 Su un problema a frontiera libera di evoluzione. Zbl 0331.76058 Torelli, Alessandro 13 1975 Solvability of the Dirichlet problem in \(H^{2,p}(\Omega)\) for a class of linear second order elliptic partial differential equations. Zbl 0215.45406 Chicco, M. 12 1971 Su una convergenza di funzioni convesse. Zbl 0282.47014 Marcellini, Paolo 12 1973 A note on some non-linear non-contraction semigroups. Zbl 0207.14001 Iannelli, M. 11 1970 Non surjectivity of the Cauchy-Riemann operator on the space of the analytic functions on \(\mathbb R^n\). Generalization to the parabolic operators. Zbl 0264.35003 Piccinini, Livio C. 11 1973 Fixed point theorems for set valued transformations on compact sets. Zbl 0265.54046 Assad, Nadim A. 11 1973 A bibliography and survey of Steiner systems. Zbl 0273.05001 Doyen, Jean; Rosa, Alexander 11 1973 Regolarita delle superfici \(BV (\Omega )\) con curvatura media assegnata. Zbl 0274.35028 Giaquinta, M. 11 1973 Lacunary sets in discrete noncommutative groups. Zbl 0279.43009 Picardello, Massimo Angelo 11 1973 Sulle equazioni integrali di Wiener-Hopf. Zbl 0281.45007 Talenti, Giorgio 11 1973 Alcune questioni di convergenza per operatori differenziali del \(2^\circ\) ordine. Zbl 0308.35033 Sbordone, Carlo 11 1974 Numerical solution of the biharmonic problem by mixed finite elements of class \(C^0\). Zbl 0332.65058 Mercier, B. 11 1974 Quelques problémes concernant l’équivalence asymptotique des systémes différentiels. Zbl 0214.35001 Talpalaru, P. 10 1971 Su certe algebre connesse con logiche a piu valori. Zbl 0274.02007 Mangani, Piero 10 1973 Criteria for asymptotic and oscillatory character of functional differential equations of arbitrary order. Zbl 0274.34071 Staikos, V. A.; Sficas, Y. G. 10 1972 Between continuity and weak-continuity. Zbl 0304.54011 Noiri, Takashi 10 1974 Sopra una classe di equazioni paraboliche. Zbl 0174.42201 Arena, O. 9 1969 Problème de Dirichlet et solutions hyperfonctions des équations elliptiques. Zbl 0177.37101 Schapira, P. 9 1969 On \(\alpha\)-contractions and surjectivity. Zbl 0225.47027 Vignoli, Alfonso 9 1971 Entire functions of unbounded type on a Banach space. Zbl 0296.46024 Aron, Richard M. 9 1974 Studio di un problema quasi-variazionale connesso a problemi di frontiera libera. Zbl 0317.49009 Baiocchi, Claudio 9 1975 Ryabov’s special solutions of functional differential equations. Zbl 0319.34066 Jarnik, Jiri; Kurzweil, Jaroslav 9 1975 Unconstrained minimization algorithms without computation of derivatives. Zbl 0324.65030 Powell, M. J. D. 9 1974 Small deformations of global complete intersections. Zbl 0333.32019 Sernesi, E. 9 1975 Some properties of the first eigenvalue and the first eigenfunction of linear second order elliptic partial differential equations i n divergence form. Zbl 0245.35064 Chicco, Maurizio 8 1972 Euler method for differential equations with set-valued solutions. Zbl 0282.34007 De Blasi, F. S.; Iervolino, F. 8 1971 Problemi di superfici minime con ostacoli: forma non cartesiana. Zbl 0289.49042 De Giorgi, Ennio 8 1973 A study of the problem \(\Delta u=f\) on a plane polygon. A priori inequalities. (Étude du problème \(\Delta u=f\) dans un polygone plan. Inégalités à priori.) Zbl 0308.35015 Merigot, M. 8 1974 Parametric stability in difference equations. Zbl 0318.39004 Hale, Jack K. 8 1975 Maximal accretive is not \(m\)-accretive. Zbl 0211.14902 Calvert, B. 7 1970 A fixed point theorem and applications to functional equations in Banach spaces. Zbl 0224.47037 Webb, J. R. L. 7 1971 On decompositions of complete graphs into factors with equal diameters. Zbl 0264.05124 Palumbiny, D. 7 1973 Sul lemma di M. Morse. Zbl 0267.58007 Cambini, Alberto 7 1973 The existence of \(\Lambda\)(p) sets in discrete noncommutative groups. Zbl 0279.43010 Bozejko, Marek 7 1973 \(L_2\)-estimates and periodic solutions of some nonlinear differential equations. Zbl 0309.34036 Mawhin, J. 7 1974 Un teorema di passaggio al limite per la somma di funzioni convesse. Zbl 0309.47033 Marcellini, Paolo 7 1975 Sulla controllabilita completa in luogo determinato ed in luogo variabile per un processo di controllo con parametri distribuiti. Zbl 0319.93013 Pulvirenti, Giuseppe; Santagati, Giuseppe 7 1975 Convergenza di operatori in sottospazi dello spazio \(C(Q)\). Zbl 0199.44403 Franchetti, C. 7 1970 On Peano phenomenon. Zbl 0179.47101 Vidossich, Giovanni 6 1970 The local envelope of holomorphy of an n-manifold in \(C^ n\). Zbl 0212.42801 Hunt, L. R. 6 1971 Approssimazione mediante il metodo di penalizzazione di problemi misti di Dirichlet-Neumann per operatori lineari ellittici del secondo ordine. Zbl 0266.35024 Colli Franzone, Piero 6 1973 Strong solution for Boltzmann equation in the spatially homogeneous case. Zbl 0266.45011 Di Blasio, Gabriella 6 1973 On 1-set and 1-ball contractions with application to perturbation problems for nonlinear bijective maps and linear Fredholm maps. Zbl 0266.47057 Petryshyn, W. V.; Fitzpatrick, P. M. 6 1973 Semi-global null solutions and P-convexity. Zbl 0269.35013 Persson, Jan 6 1973 Semi-groups of Markov operators. Zbl 0276.60071 Lin, Michael 6 1972 On convergence of minima. Zbl 0281.49020 Zolezzi, T. 6 1973 Almost periodic solutions to nonlinear systems. Zbl 0295.34028 Kartsatos, Athanassios G. 6 1974 Sulla regolarita delle soluzioni di equazioni differenziali lineari astratte del primo ordine in domini variabili. Zbl 0307.35015 Bernardi, Marco Luigi 6 1974 Sur la solution faible des inéquations d’évolution du type de Navier- Stokes avec convexe dependant du temps. Zbl 0307.35074 Biroli, Marco 6 1975 Su una disequazione variazionale legata al comportamento elastoplastico delle travi appoggiate agli estremi. Zbl 0317.49033 Stampacchia, Guido 6 1975 Remarks on weak solutions of differential equations in Banach spaces. Zbl 0323.34059 Zaidman, S. 6 1974 An example in the theory of lacunary Fourier series. Zbl 0194.37001 Figa-Talamanca, A. 6 1970 Linear characteristic Cauchy problems for partial differential equations with variable not only time dependent coefficients. Zbl 0208.35803 Persson, Jan 5 1971 Kontrahierende Radialprojektionen in normierten Räumen. Zbl 0338.47029 Gruber, Peter 5 1975 Soluzioni limitate, o quasi-periodiche, di un’equazione di tipo parabolico non lineare. Zbl 0159.39504 Vaghi, C. 5 1968 A Rothe’s type theorem for non-compact acyclic-valued maps. Zbl 0314.47035 Martelli, Mario 76 1975 Metodi perturbativi nella teoria di Morse. Zbl 0311.58006 Marino, A.; Prodi, G. 51 1975 The diagonalizable algebras. (The algebraization of the theories which express Theor. II.). Zbl 0352.08009 Magari, Roberto 33 1975 Diagrammi di Heegaard e triangolazione contratta. Zbl 0327.57003 Pezzana, Mario 27 1975 Funzioni caratteristiche nelle formule di quadratura gaussiane con nodi multipli. Zbl 0311.41024 Ossicini, A.; Rosati, F. 21 1975 On feedback stabilization of functional differential equations. Zbl 0318.93027 Pandolfi, Luciano 20 1975 Existence of solutions of non-convex orientor fields. Zbl 0322.34002 Olech, Czeslaw 16 1975 Remarks on a result by A. Ambrosetti and G. Prodi. Zbl 0303.35037 Fucik, Svatopluk 15 1975 G-convergenza e problema di Dirichlet unilaterale. Zbl 0337.35023 Boccardo, L.; Dolcetta, I. Capuzzo 14 1975 Su un problema a frontiera libera di evoluzione. Zbl 0331.76058 Torelli, Alessandro 13 1975 Studio di un problema quasi-variazionale connesso a problemi di frontiera libera. Zbl 0317.49009 Baiocchi, Claudio 9 1975 Ryabov’s special solutions of functional differential equations. Zbl 0319.34066 Jarnik, Jiri; Kurzweil, Jaroslav 9 1975 Small deformations of global complete intersections. Zbl 0333.32019 Sernesi, E. 9 1975 Parametric stability in difference equations. Zbl 0318.39004 Hale, Jack K. 8 1975 Un teorema di passaggio al limite per la somma di funzioni convesse. Zbl 0309.47033 Marcellini, Paolo 7 1975 Sulla controllabilita completa in luogo determinato ed in luogo variabile per un processo di controllo con parametri distribuiti. Zbl 0319.93013 Pulvirenti, Giuseppe; Santagati, Giuseppe 7 1975 Sur la solution faible des inéquations d’évolution du type de Navier- Stokes avec convexe dependant du temps. Zbl 0307.35074 Biroli, Marco 6 1975 Su una disequazione variazionale legata al comportamento elastoplastico delle travi appoggiate agli estremi. Zbl 0317.49033 Stampacchia, Guido 6 1975 Kontrahierende Radialprojektionen in normierten Räumen. Zbl 0338.47029 Gruber, Peter 5 1975 On the unified presentation of certain classical polynomials. Zbl 0305.33012 Srivastava, H. M.; Panda, Rekha 5 1975 Correction of ’Semi-global null solutions and P-convexity’. Zbl 0316.35017 Persson, Jan 5 1975 Sulla normalizzazione degli spazi analitici reali. Zbl 0318.32001 Acquistapace, Francesca; Broglia, Fabrizio; Tognoli, Alberto 5 1975 Sulle soluzioni globali di alcuni sistemi di equazioni differenziali. Zbl 0319.35016 De Giorgi, Ennio 5 1975 Some questions related to the concept of orthogonality in Banach spaces. Proximity maps; bases. Zbl 0321.46014 Papini, Pier Luigi 5 1975 Problems in extending Morse theory to Banach spaces. Zbl 0323.58009 Mercuri, Francesco; Palmieri, Giuliana 5 1975 Functions with strongly-closed graphs. Zbl 0326.54009 Long, Paul E.; Herrington, Larry L. 5 1975 Criteri di limitatezza per le soluzioni dell’equazione lineare del secondo ordine. Zbl 0332.34027 Marini, Mauro 5 1975 Viscoplastic impact of a rod on a wall. Zbl 0356.73037 Fasano, Antonio; Primicerio, Mario 5 1975 On the direct construction of formal integrals of a Hamiltonian system near an equilibrium point. Zbl 0362.70024 Diana, E.; Galgani, L.; Giorgilli, A.; Scotti, A. 5 1975 Colarazioni di specie superiore d’un grafo. Zbl 0335.05107 Speranza, Francesco 4 1975 Una osservazione su una congettura di De Giorgi. Zbl 0315.35020 Nacinovich, Mauro 4 1975 On the regularity of the solution to a mixed boundary value problem for the non-homogeneous minimal surface equation. Zbl 0316.35015 Giusti, Enrico 4 1975 Periodic solutions of some perturbed differential equations. Zbl 0321.34031 Mawhin, J. 4 1975 Some theorems for quasi- and nearly-Kähler manifolds. Zbl 0324.53047 Vanhecke, Lieven 4 1975 Functional equations with infinite delay. Zbl 0327.34064 Corduneanu, C. 4 1975 Some remarks on the convergence of an iterative higher order process. Zbl 0334.65044 Pasquali, A. 3 1975 Second order differential equations on closed subsets of a Banach space. Zbl 0335.34038 Pavel, N. 3 1975 Soluzioni di equazioni differenziali a coefficienti costanti appartenenti in un semispazio a certe classi di Gevrey. Zbl 0336.35018 Cattabriga, Lamberto; De Giorgi, Ennio 3 1975 The \(\sigma\)-algebra generated by Souslin sets and its applications to set-valued mappings and to selector problems. Zbl 0338.28002 Kuratowski, K. 3 1975 Risultati di regolarita per la soluzione del problema di Cauchy in spazi di Hilbert. Zbl 0316.34069 Campanato, S.; Sacchetti, D.; Tarsia, A. 3 1975 Semi-coercive nonlinear problems. Zbl 0321.47043 Edmunds, D. E.; Moscatelli, V. B. 3 1975 On inverse additive functions. Zbl 0322.39010 Ger, Roman; Kuczma, Marek 3 1975 Differential geometry of antiinvariant submanifolds of a Sasakian manifold. Zbl 0322.53014 Yano, Kentaro 3 1975 Improvements in the execution of Markov algorithms. Zbl 0323.68030 Lagana, M. R.; Leoni, G.; Pinzani, R.; Sprugnoli, R. 3 1975 Random solutions of nonlinear differential equations. Zbl 0383.60058 Kannan, R.; Salehi, H. 3 1975 An iteration scheme for Hilbert space boundary value problems. Zbl 0361.34013 Sanchez, David A. 2 1975 Remarques sur les zéros à la frontière des fonctions harmoniques positives. Zbl 0338.31004 Brelot, M. 2 1975 Un principio di massimo generalizzato per le sottosoluzioni deboli delle equazioni paraboliche lineari del secondo ordine. Zbl 0306.35050 Nicolosi, Francesco 2 1975 Piani proiettivi dotati di un ovale pascaliano. Zbl 0309.50015 Conti, Giuseppe 2 1975 Principio di massimo forte per soluzione di problemi al contorno misti per equazioni ellittiche di tipo variazionale. Zbl 0311.35025 Chicco, Maurizio 2 1975 Sulla differenziabilita delle funzioni. Zbl 0313.26008 de Lucia, Paolo 2 1975 Le ipersuperficie cubiche di \(P^4_k\) a superficie intersezione completa e sottoinsieme intersezione completa. Zbl 0317.14027 Stagnaro, Ezio 2 1975 Categorie normate. Zbl 0321.18004 Betti, Renato; Galuzzi, Massimo 2 1975 On some summability methods. Zbl 0322.40003 Chandra, Prem 2 1975 Remarks on a theorem of Fel’dbaum. Zbl 0323.49010 Nistri, P. 2 1975 Su certe classi di Fitting normali. Zbl 0324.20025 Zappa, Guido 2 1975 Monogenic functions on the real algebras and conformal mappings. Zbl 0326.30039 Rizza, Giovanni Battista 2 1975 Generalized G-structures and G-structures of higher order. Zbl 0326.53043 Kolar, Ivan 2 1975 Theorems on mappings into Urysohn spaces and Hausdorff spaces. Zbl 0326.54012 Prakash, Anand; Srivastava, P. 2 1975 Sull’esistenza di soluzioni analitiche reali di equazioni a derivate parziali a coefficienti costanti. Zbl 0328.35009 Cattabriga, Lamberto 2 1975 Spatial tractrices of the circle. Zbl 0328.50008 Wunderlich, Walter 2 1975 Sopra la semicontinuita di una classe di integrali del calcolo delle variazioni. II. Zbl 0329.49020 Cinquini, Silvio 2 1975 Sur quelques propriétés des systèmes de Pfaff. Zbl 0331.58001 Libermann, Paulette 2 1975 Il buon senso e le foglie di fico. Hans Freudenthal sull’insegnamento della probabilita. Zbl 0331.60001 De Finetti, Bruno 2 1975 The invariance principle applied to non-compact limit sets. Zbl 0374.34033 Rouche, Nicolas 2 1975 Idealita di alcune classi di algebre di Boole con operatori. Zbl 0385.06020 Franci, Raffaella 2 1975 Sulla superiore immergibilita di grafi costituiti da blocchi superiormente immergibili. Zbl 0337.05109 Ventre, Aldo G. S. 1 1975 A criterion for Euler summability of Fourier series. Zbl 0337.42006 Holland, A. S. B.; Sahney, B. N.; Tzimbalario, J. 1 1975 Periodic solutions to a class of second order evolution inequalities. Zbl 0338.34065 Naumann, J. 1 1975 Il problema del moto per un continuo incoerente in relativita generale. Zbl 0343.53013 Taddei, Franco 1 1975 Bruno Finzi. Zbl 0303.01009 Udeschini, Paolo 1 1975 Nonoscillation criteria for strongly elliptic systems. Zbl 0304.35039 Kusano, Takasi; Yoshida, Norio 1 1975 A remark to my paper: The existence of \(\Lambda(p)\) sets in discrete noncommutative groups. Zbl 0304.43009 Bozejko, Marek 1 1975 Il problema di Tchebycheff per formule di quadratura di tipo chiuso. Zbl 0309.41030 Gatteschi, Luigi 1 1975 Su certe equazioni astratte del secondo ordine di tipo iperbolico. Zbl 0311.34071 Favini, Angelo 1 1975 An application of accretive operator theory to a nonlinear complex heat equation. Zbl 0311.35062 Webb, G. F. 1 1975 Sistemi differenziali di struttura composta. Problema non lineare di valori iniziali per una classe di equazioni integro-differenziali alle derivate parziali del primo ordine, avente per limiti funzionali integrali non lineari. Zbl 0311.45012 Krivosein, L. E.; Mangeron, D.; Oguztöreli, M. N.; Salandi, D. 1 1975 Misura ed evoluzione di grandezze fisiche relative in un modello matematico generale di spazio-tempo. Zbl 0311.53034 Grassini, Renato 1 1975 Normalita e paracompattezza nelle varieta topologiche. Zbl 0311.54020 De Bartolomeis, P. 1 1975 Sulla instabilita gravitazionale secondo Jeans in presenza di irraggiamento termico. Zbl 0312.76032 Mattei, Giulio 1 1975 Un criterio di selezione continua. Zbl 0313.54017 Carbone, Luciano 1 1975 A note on ’Locally \(\alpha\)-contracting’ linear operators. Zbl 0314.47016 Leggett, Richard W. 1 1975 A convergence condition for descent minimization algorithms. Zbl 0316.41014 Resta, Giovanni 1 1975 Stability of a nonlinear Volterra equation. Zbl 0316.45018 Nohel, J. A.; Shea, D. F. 1 1975 On the minimal displacement under acyclic-valued maps defined on a class of ANR’s. Zbl 0315.54053 Furi, Massimo; Martelli, Mario 1 1975 Perturbation of a certain critical \(n\)-th order differential equation. Zbl 0317.34033 Reissig, Rolf 1 1975 Sopra la semicontinuita di una classe di integrali del calcolo delle variazioni. I. Zbl 0317.49034 Cinquini, Silvio 1 1975 Kernels and operators. Zbl 0323.46031 Katsaras, A. K. 1 1975 Sulla lunghezza dell’algoritmo euclideo nei campi quadratici euclidei complessi. Zbl 0324.12001 Baldisserri, Natalia 1 1975 Sul gruppo di Picard delle curve affini a componenti razionali. Zbl 0325.14004 Orecchia, Ferruccio 1 1975 SU \((n)\) has no infinite local \(\Lambda\) sets. Zbl 0325.42008 Rider, Daniel 1 1975 Über einige Eigenschaften der Fläche \(z=-{1\over 2}\mathfrak F (x+iy)^{- 2}\). Zbl 0325.53005 Strubecker, Karl 1 1975 Su un teorema di dualita debole per una varieta algebrica normale. Zbl 0326.14011 Marchionna, Ermanno 1 1975 The boundary layer equation \(f'''+2ff''+ 2\lambda(1-f^{\prime 2})=0\), \(\lambda<0\). Zbl 0326.34023 Iwano, Masahiro 1 1975 Sur certaines especes de quasiconnexions. Zbl 0326.53040 Cruceanu, V. 1 1975 A sufficient condition for the compactness of a linear integral transformation in a Lebesgue space. Zbl 0327.44001 Spiga, Giampiero 1 1975 Omomorfismo di Mayer-Vietoris per varieta tridimensionali. Zbl 0327.57004 Pezzana, M.; Ferri, M.; Gagliardi, C. 1 1975 Irraggiamento termico in magnetogasdinamica. Zbl 0331.76071 Mattei, Giulio 1 1975 Generic theories in the qualitative study of ordinary differential equations. Zbl 0332.34036 Sell, George R. 1 1975 Geometric estimation of fixed points of Lipschitzian mappings. Zbl 0351.47041 Williamson, T. E. jun. 1 1975 ...and 323 more Documents all cited Publications top 5 cited Publications all top 5 Cited by 2,813 Authors 19 Petruşel, Adrian 18 Benchohra, Mouffak 17 Leonetti, Francesco 16 Ntouyas, Sotiris K. 16 Wang, Jialin 15 Boccardo, Lucio 15 Petryshyn, Walter Wolodymyr 14 Altun, Ishak 14 Mingione, Giuseppe 14 Noiri, Takashi 14 Sintunavarat, Wutiphol 14 Spalević, Miodrag M. 14 Ursini, Aldo 13 Karapınar, Erdal 12 Abbas, Mujahid 12 Agarwal, Ravi P. 12 Giaquinta, Mariano 12 Liao, Dongni 12 Milovanović, Gradimir V. 11 Cupini, Giovanni 11 Marcellini, Paolo 11 Passarelli di Napoli, Antonia 11 Vetro, Francesca 11 Yao, Jen-Chih 10 Ćirić, Ljubomir B. 10 Gerhardt, Claus 10 Mascolo, Elvira 9 Ansari, Qamrul Hasan 9 Benci, Vieri 9 Berinde, Vasile 9 Dehici, Abdelkader 9 Frehse, Jens 9 Gagliardi, Carlo 9 Giusti, Enrico 9 Goodrich, Christopher S. 9 Janelidze, Zurab 9 Kumam, Poom 9 Leonardi, Salvatore 9 Malinowski, Marek T. 9 Murat, François 9 Plotnikov, Andreĭ Viktorovich 9 Radenovic, Stojan 9 Samet, Bessem 8 Abdulle, Assyr 8 Arshad, Muhammad 8 Barros, Manuel 8 De Arcangelis, Riccardo 8 de la Sen, Manuel 8 Kamran, Tayyab 8 Monsurrò, Sara 8 Nguyen Van Dung 8 Persson, Jan 8 Reich, Simeon 8 Skripnik, Natalia Viktorovna 8 Turinici, Mihai 8 Visintin, Augusto 7 Anoop, Thazhe Veetil 7 Appell, Jürgen 7 Byun, Sun-Sig 7 Chen, Shuhong 7 Cingolani, Silvia 7 Dal Maso, Gianni 7 Janelidze, George 7 Jleli, Mohamed Boussairi 7 Kassay, Gábor 7 Komleva, Tatyana A. 7 Michta, Mariusz 7 Pant, Rajendra 7 Plebaniak, Robert 7 Shahzad, Naseer 7 Tan, Kok-Keong 7 Włodarczyk, Kazimierz 6 Aslantaş, Mustafa 6 Aydi, Hassen Mohamed 6 Azam, Akbar 6 Bandaliev, Rovshan Alifaga ogly 6 Beck, Lisa 6 Campanato, Sergio 6 Cho, Yeol Je 6 Duzaar, Frank 6 Fakhar, Majid 6 Focardi, Matteo 6 Garay, Oscar Jesus 6 Graef, John R. 6 Hong, Shihuang 6 Hussain, Nawab 6 Inoan, Daniela Ioana 6 Kamynin, Vitaly Leonidovich 6 Mercaldo, Anna 6 Nasibullin, Ramil Gaisa’evich 6 Ngo Van Hoa 6 O’Regan, Donal 6 Petricca, Pier Vincenzo 6 Redjel, Najeh 6 Solimini, Sergio 6 Srivastava, Hari Mohan 6 Stepanov, Vladimir Dmitrievich 6 Suantai, Suthep 6 Tan, Zhong 6 Transirico, Maria ...and 2,713 more Authors all top 5 Cited in 430 Journals 169 Journal of Mathematical Analysis and Applications 128 Annali di Matematica Pura ed Applicata. Serie Quarta 101 Nonlinear Analysis. Theory, Methods & Applications. Series A: Theory and Methods 92 Nonlinear Analysis. Theory, Methods & Applications 75 Journal of Fixed Point Theory and Applications 71 Journal of Differential Equations 64 Rendiconti del Seminario Matematico della Università di Padova 55 Fixed Point Theory and Applications 53 Proceedings of the American Mathematical Society 49 Journal of Optimization Theory and Applications 41 Journal of Soviet Mathematics 39 Transactions of the American Mathematical Society 38 Annali della Scuola Normale Superiore di Pisa. Classe di Scienze. Serie IV 34 Journal of Functional Analysis 33 Rendiconti del Circolo Matemàtico di Palermo. Serie II 32 Mathematische Zeitschrift 30 Archive for Rational Mechanics and Analysis 27 Manuscripta Mathematica 26 Rendiconti del Seminario Matemàtico e Fisico di Milano 26 Calculus of Variations and Partial Differential Equations 24 Annales de l’Institut Henri Poincaré. Analyse Non Linéaire 22 Mathematische Annalen 22 Studia Logica 21 Algebra Universalis 19 Applied Mathematics and Computation 19 Calcolo 19 Journal of Computational and Applied Mathematics 19 Abstract and Applied Analysis 17 Discrete Mathematics 17 The Journal of Analysis 17 Journal of Inequalities and Applications 16 Chaos, Solitons and Fractals 15 Ukrainian Mathematical Journal 15 Advances in Mathematics 15 Results in Mathematics 15 NoDEA. Nonlinear Differential Equations and Applications 14 Israel Journal of Mathematics 14 Czechoslovak Mathematical Journal 14 Applied Mathematics Letters 14 Journal of Global Optimization 14 Filomat 14 Annali della Scuola Normale Superiore di Pisa. Scienze Fisiche e Matematiche. III. 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Académie des Sciences, Paris 6 Computer Methods in Applied Mechanics and Engineering 6 Journal of Geometry and Physics 6 Annales de l’Institut Fourier 6 Publications of the Research Institute for Mathematical Sciences, Kyoto University 6 Acta Applicandae Mathematicae 6 Nonlinear Functional Analysis and Applications 6 Mediterranean Journal of Mathematics 6 Advances in Nonlinear Analysis 6 Bollettino dell’Unione Matematica Italiana 6 AIMS Mathematics 5 Arkiv för Matematik 5 Abhandlungen aus dem Mathematischen Seminar der Universität Hamburg 5 Journal of Geometry 5 RAIRO. Analyse Numérique 5 Tôhoku Mathematical Journal. Second Series 5 RAIRO. Modélisation Mathématique et Analyse Numérique 5 Journal of Integral Equations and Applications ...and 330 more Journals all top 5 Cited in 61 Fields 768 Partial differential equations (35-XX) 615 Operator theory (47-XX) 480 General topology (54-XX) 376 Calculus of variations and optimal control; optimization (49-XX) 312 Ordinary differential equations (34-XX) 204 Functional analysis (46-XX) 124 Global analysis, analysis on manifolds (58-XX) 124 Numerical analysis (65-XX) 108 Differential geometry (53-XX) 92 Real functions (26-XX) 89 Operations research, mathematical programming (90-XX) 87 Systems theory; control (93-XX) 69 Mechanics of deformable solids (74-XX) 68 Integral equations (45-XX) 66 Fluid mechanics (76-XX) 55 Mathematical logic and foundations (03-XX) 55 Probability theory and stochastic processes (60-XX) 54 Harmonic analysis on Euclidean spaces (42-XX) 53 General algebraic systems (08-XX) 50 Combinatorics (05-XX) 49 Measure and integration (28-XX) 49 Approximations and expansions (41-XX) 47 Dynamical systems and ergodic theory (37-XX) 46 Several complex variables and analytic spaces (32-XX) 34 Manifolds and cell complexes (57-XX) 33 Algebraic geometry (14-XX) 33 Category theory; homological algebra (18-XX) 29 Group theory and generalizations (20-XX) 28 Special functions (33-XX) 28 Difference and functional equations (39-XX) 28 Game theory, economics, finance, and other social and behavioral sciences (91-XX) 27 Potential theory (31-XX) 26 Order, lattices, ordered algebraic structures (06-XX) 25 History and biography (01-XX) 24 Abstract harmonic analysis (43-XX) 21 Mechanics of particles and systems (70-XX) 19 Functions of a complex variable (30-XX) 18 Algebraic topology (55-XX) 17 Geometry (51-XX) 14 Convex and discrete geometry (52-XX) 14 Biology and other natural sciences (92-XX) 10 Commutative algebra (13-XX) 10 Associative rings and algebras (16-XX) 10 Topological groups, Lie groups (22-XX) 10 Statistical mechanics, structure of matter (82-XX) 9 Number theory (11-XX) 9 Linear and multilinear algebra; matrix theory (15-XX) 8 Sequences, series, summability (40-XX) 7 Computer science (68-XX) 7 Optics, electromagnetic theory (78-XX) 7 Classical thermodynamics, heat transfer (80-XX) 7 Relativity and gravitational theory (83-XX) 6 Field theory and polynomials (12-XX) 6 Integral transforms, operational calculus (44-XX) 6 Quantum theory (81-XX) 4 General and overarching topics; collections (00-XX) 4 Nonassociative rings and algebras (17-XX) 4 Statistics (62-XX) 3 Geophysics (86-XX) 2 Information and communication theory, circuits (94-XX) 1 Mathematics education (97-XX) Citations by Year