Edit Profile (opens in new tab) Appell, Jürgen M. Compute Distance To: Compute Author ID: appell.jurgen-m Published as: Appell, Jürgen; Appell, J.; Appell, Jürgen M. more...less Homepage: https://www.mathematik.uni-wuerzburg.de/~appell/ External Links: MGP · Math-Net.Ru · GND Documents Indexed: 166 Publications since 1978, including 13 Books 2 Contributions as Editor Reviewing Activity: 2,395 Reviews Co-Authors: 72 Co-Authors with 125 Joint Publications 1,139 Co-Co-Authors all top 5 Co-Authors 40 single-authored 56 Zabreĭko, Pëtr Petrovich 20 De Pascale, Espedito 14 Väth, Martin 9 Kalitvin, Anatolij S. 9 Merentes, Nelson J. 9 Vignoli, Alfonso 8 Reinwand, Simon 6 Nguyêñ Hôǹg Thái 6 Semënov, Evgeniĭ Mikhaĭlovich 4 Nguyen Van Minh 3 Banaś, Józef 3 Chen, Churjen 3 Diallo, O. W. 3 Guanda, Nathaly 2 Antonevich, Anatolij Borisovich 2 Appell, Kristina 2 Brito, Belén López 2 Bugajewska, Daria 2 D’Aniello, Emma 2 Giorgieri, Elena 2 Guk, O. Jong 2 Kufner, Alois 2 Lakshmikantham, Vangipuram 2 Leiva, Hugo 2 Lopez, Belen 2 Pryadko, Irina N. 2 Sadarangani, Kishin B. 2 Sánchez, José Luis 2 Schöller, Kilian 2 Shirokanova, N. I. 2 Tseng, Shiojenn 1 Abdulazizov, A. Kh. 1 Angeloni, Laura 1 Buică, Adriana 1 Calamai, Alessandro 1 Chiappinelli, Raffaele 1 Conti, Giuseppe 1 Dominguez Benavides, Tomás 1 Dörfner, Michael 1 Drábek, Pavel 1 Dutkiewicz, Aldona 1 Eletskikh, I. A. 1 Erzakova, Nina A. 1 Evkhuta, N. A. 1 Falcón Santana, Sergio 1 Franchetti, Carlo 1 Frolova, E. V. 1 Furi, Massimo 1 Hardy, Grahame 1 Ize, Jorge 1 Jesús, Z. 1 Kasprzak, Piotr 1 Krasnosel’skiĭ, Aleksandr Markovich 1 Lysakova, Yu. V. 1 Lysenko, Julia V. 1 Massabó, Ivar 1 Mejía, Odalis 1 Mennicken, Reinhard 1 Moroz, Vitaly 1 Nashed, M. Zuhair 1 Nazarov, V. I. 1 Nguyen Thi Hien 1 Pera, Maria Patrizia 1 Petrova, L. P. 1 Petrova, Lyubov 1 Prokhorov, Vasily A. 1 Roos, Anna-Katharina 1 Sadovskii, Boris Nikolaevich 1 Sánchez Hernández, J. L. 1 Schmied, Andreas 1 Semenov, Jevgenij M. 1 Simões, Marilda A. all top 5 Serials 9 Zeitschrift für Analysis und ihre Anwendungen 7 Nonlinear Analysis. Theory, Methods & Applications 5 Journal of Integral Equations and Applications 4 Journal of Mathematical Analysis and Applications 4 Mathematische Semesterberichte 4 Annali di Matematica Pura ed Applicata. Serie Quarta 4 Fixed Point Theory 3 Mathematische Nachrichten 3 Rendiconti dell’Istituto di Matematica dell’Università di Trieste 3 Analysis 3 Rendiconti. Scienze Matemàtiche e Applicazioni. A 3 Dynamic Systems and Applications 3 Indagationes Mathematicae. New Series 3 Topological Methods in Nonlinear Analysis 2 Doklady Akademii Nauk BSSR 2 Annali dell’Università di Ferrara. Nuova Serie. Sezione VII 2 Commentationes Mathematicae Universitatis Carolinae 2 Integral Equations and Operator Theory 2 Numerical Functional Analysis and Optimization 2 Rendiconti del Seminario Matematico della Università di Padova 2 Ricerche di Matematica 2 Rendiconti di Matematica e delle sue Applicazioni. Serie VII 2 Mathematica Bohemica 2 Doklady Akademii Nauk Belarusi 2 Atti del Seminario Matematico e Fisico dell’Università di Modena 2 Bollettino della Unione Matemàtica Italiana. Serie VI. B 2 Expositiones Mathematicae 2 Advances in Mathematical Sciences and Applications 2 Communications in Applied Analysis 2 ZAMM. Zeitschrift für Angewandte Mathematik und Mechanik 2 Nonlinear Functional Analysis and Applications 2 International Journal of Evolution Equations 2 Cambridge Tracts in Mathematics 2 De Gruyter Series in Nonlinear Analysis and Applications 1 Bulletin of the Australian Mathematical Society 1 Israel Journal of Mathematics 1 Rocky Mountain Journal of Mathematics 1 Studia Mathematica 1 Annales Academiae Scientiarum Fennicae. Series A I. Mathematica 1 Archiv der Mathematik 1 Canadian Journal of Mathematics 1 Colloquium Mathematicum 1 Dissertationes Mathematicae 1 Functional Analysis and its Applications 1 Journal of Functional Analysis 1 Manuscripta Mathematica 1 Mathematische Zeitschrift 1 Nonlinear Analysis. Theory, Methods & Applications. Series A: Theory and Methods 1 Pacific Journal of Mathematics 1 Rendiconti del Seminario Matemàtico e Fisico di Milano 1 Bollettino della Unione Matemàtica Italiana. Serie VI. C. Analisi Funzionale e Applicazioni 1 Rivista di Matemàtica Pura ed Applicata 1 Mathematical and Computer Modelling 1 Progress of Mathematics (Varanasi) 1 Journal of the Australian Mathematical Society. Series A 1 Bulletin of the Polish Academy of Sciences, Mathematics 1 Bollettino della Unione Matemàtica Italiana. Serie VII. B 1 Russian Academy of Sciences. Doklady. Mathematics 1 NoDEA. Nonlinear Differential Equations and Applications 1 Functional Differential Equations 1 Electronic Journal of Qualitative Theory of Differential Equations 1 Analysis (München) 1 Vestnik Voronezhskogo Gosudarstvennogo Universiteta. Seriya Fizika, Matematika 1 Mediterranean Journal of Mathematics 1 Fixed Point Theory and Applications 1 Oberwolfach Reports 1 Atti del Seminario Matematico e Fisico dell’ Università di Modena e Reggio Emilia 1 Complex Variables and Elliptic Equations 1 Pure and Applied Mathematics, Marcel Dekker 1 Lecture Notes in Nonlinear Analysis 1 Bollettino dell’Unione Matematica Italiana. Series IX 1 Pure and Applied Functional Analysis 1 Bollettino dell’Unione Matematica Italiana 1 Progress in Nonlinear Differential Equations and Their Applications 1 Journal of Nonlinear and Variational Analysis 1 Springer-Lehrbuch all top 5 Fields 131 Operator theory (47-XX) 69 Functional analysis (46-XX) 47 Integral equations (45-XX) 33 Real functions (26-XX) 29 Ordinary differential equations (34-XX) 13 Partial differential equations (35-XX) 7 Measure and integration (28-XX) 7 General topology (54-XX) 6 Numerical analysis (65-XX) 6 Systems theory; control (93-XX) 5 History and biography (01-XX) 5 Global analysis, analysis on manifolds (58-XX) 4 Algebraic topology (55-XX) 3 General and overarching topics; collections (00-XX) 3 Dynamical systems and ergodic theory (37-XX) 2 Probability theory and stochastic processes (60-XX) 2 Biology and other natural sciences (92-XX) 2 Information and communication theory, circuits (94-XX) 1 Linear and multilinear algebra; matrix theory (15-XX) 1 Special functions (33-XX) 1 Approximations and expansions (41-XX) 1 Mechanics of deformable solids (74-XX) 1 Optics, electromagnetic theory (78-XX) Publications by Year all cited Publications top 5 cited Publications Citations contained in zbMATH Open 96 Publications have been cited 858 times in 673 Documents Cited by ▼ Year ▼ Nonlinear superposition operators. Zbl 0701.47041Appell, Jürgen; Zabrejko, Petr P. 208 1990 On certain parameters connected with non-Hausdorff-compactness in measurable function spaces. (Su alcuni parametri connessi con la misura di non compattezza di Hausdorff in spazi di funzioni misurabili.) Zbl 0507.46025Appell, Jürgen; De Pascale, E. 58 1984 Bounded variation and around. Zbl 1282.26001Appell, Jürgen; Banaś, Józef; Merentes, Nelson J. 55 2014 Nonlinear spectral theory. Zbl 1056.47001Appell, Jürgen; De Pascale, Espedito; Vignoli, Alfonso 46 2004 Measures of noncompactness, condensing operators and fixed points: an application-oriented survey. Zbl 1102.47041Appell, J. 43 2005 Partial integral operators and integro-differential equations. Zbl 0949.45006Appell, Jürgen M.; Kalitvin, A. S.; Zabrejko, P. P. 40 2000 New results on Newton-Kantorovich approximations with applications to nonlinear integral equations. Zbl 0881.65049Appell, Jürgen; de Pascale, Espedito; Lysenko, Julia V.; Zabrejko, Petr P. 27 1997 The superposition operator in function spaces - A survey. Zbl 0648.47041Appell, Jürgen 23 1988 Implicit functions, nonlinear integral equations, and the measure of noncompactness of the superposition operator. Zbl 0495.45007Appell, Jürgen 21 1981 On the application of the Newton-Kantorovich method to nonlinear integral equations of Uryson type. Zbl 0746.45002Appell, Jürgen; De Pascale, Espedito; Zabrejko, Petr P. 20 1991 Some remarks on small sets. Zbl 1102.28300Appell, Jürgen; D’Aniello, Emma; Väth, Martin 13 2001 Some elementary examples in nonlinear operator theory. Zbl 0970.47049Appell, J.; Zabrejko, P. P. 13 2000 Multi-valued superpositions. Zbl 0855.47037Appell, Jürgen; De Pascale, Espedito; Nguyêñ Hôǹg Thái; Zabreǐko, Petr P. 11 1995 Nonlinear spectral theory for homogeneous operators. Zbl 1045.47053Giorgieri, Elena; Appell, Jürgen; Väth, Martin 11 2002 On some Banach space constants arising in nonlinear fixed point and eigenvalue theory. Zbl 1074.47025Appell, Jürgen; Erzakova, Nina A.; Santana, Sergio Falcon; Väth, Martin 10 2004 Continuity properties of the superposition operator. Zbl 0683.47045Appell, Jürgen; Zabrejko, Pjotr P. 10 1989 Boundedness and continuity properties of nonlinear composition operators: a survey. Zbl 1255.47059Appell, J.; Guanda, N.; Merentes, N.; Sanchez, J. L. 9 2011 A comparison of different spectra for nonlinear operators. Zbl 0956.47035Appell, J.; de Pascale, E.; Vignoli, A. 9 2000 An application of B. N. Sadovskij’s fixed point principle to nonlinear singular equations. Zbl 0628.45003Appell, Jürgen; de Pascale, E.; Zabrajko, P. P. 8 1987 How to solve Hammerstein equations. Zbl 1156.45004Appell, Jürgen; Chen, Chur-Jen 8 2006 Some spectral theory for nonlinear operators. Zbl 0876.47042Appell, Jürgen; Dörfner, Michael 8 1997 On the solvability of nonlinear noncompact problems in function spaces with applications to integral and differential equations. Zbl 0511.47045Appell, Jürgen 7 1982 On some partial integral equations arising in the mechanics of solids. Zbl 0946.47032Appell, J.; Kalitvin, A. S.; Nashed, M. Z. 7 1999 Nonlinear integral inclusions of Hammerstein type. Zbl 0842.47041Appell, Jürgen; De Pascale, Espedito; Nguyêñ, H. T.; Zabrejko, P. P. 7 1995 A general model of evolutionary processes. Exponential dichotomy. II. Zbl 0784.34035Appell, Jürgen; Lakshmikantham, V.; Nguyen Van Minh; Zabrejko, P. P. 7 1993 Remarks on the superposition operator problem in various function spaces. Zbl 1216.47089Appell, Jürgen; Zabrejko, Petr P. 7 2010 Multivalued superposition operators in ideal spaces of vector functions. II. Zbl 0748.47051Appell, Jürgen; Nguyêñ Hôǹg Thái; Zabrejko, Petr P. 7 1991 Existence and uniqueness of solutions for a nonlinear fractional initial value problem involving Caputo derivatives. Zbl 1462.47050Appell, Jürgen; López, Belén; Sadarangani, Kishin 6 2018 Implicit function theorems and nonlinear integral equations. Zbl 0869.26003Appell, Jürgen; Vignoli, Alfonso; Zabrejko, P. P. 6 1996 A general model of evolutionary processes. Exponential dichotomy. I. Zbl 0784.34034Appell, Jürgen; Lakshmikantham, V.; Nguyen Van Minh; Zabrejko, P. P. 6 1993 Boundary value problems for integro-differential equations of Barbashin type. Zbl 0808.45012Appell, Jürgen; Kalitvin, A. S.; Zabrejko, P. P. 6 1994 Measures of noncompactness in the study of asymptotically stable and ultimately nondecreasing solutions of integral equations. Zbl 1214.47044Appell, Jürgen; Banaś, Józef; Merentes, Nelson 6 2010 On the degeneration of the class of differentiable superposition operators in function spaces. Zbl 0627.47033Appell, Jürgen; Zabrejko, P. P. 5 1987 Lipschitz and Darbo conditions for the superposition operator in ideal spaces. Zbl 0638.47063Appell, Jürgen; Massabò, Ivar; Vignoli, Alfonso; Zabrejko, P. P. 5 1988 On the two-dimensional Hardy operator in Lebesgue spaces with mixed norms. Zbl 0821.46034Appell, Jürgen; Kufner, Alois 5 1995 Partial integral operators on \(C([a,b]\times[c,d])\). Zbl 0891.45012Appell, J.; Frolova, E. V.; Kalitvin, A. S.; Zabrejko, P. P. 5 1997 \(\mathcal F\)-epi maps. Zbl 1008.47060Appell, Jürgen; Väth, Martin; Vignoli, Alfonso 5 2001 Function spaces with the Matkowski property and degeneracy phenomena for composition operators. Zbl 1253.47038Appell, Jürgen; Guanda, Nathaly; Väth, Martin 4 2011 A short story on microscopic sets. Zbl 1121.28001Appell, Jürgen 4 2004 Weakly singular Hammerstein-Volterra operators in Orlicz and Hölder spaces. Zbl 0802.45003Appell, Jürgen; Väth, M. 4 1993 The importance of being Orlicz. Zbl 1070.46017Appell, Jürgen 4 2004 Boundedness properties of the superposition operator. Zbl 0756.47051Appell, Jürgen; Zabrejko, Pjotr P. 4 1989 Nonlinear superposition operators. Paperback reprint of the 1990 edition. Zbl 1156.47052Appell, Jürgen; Zabrejko, Petr P. 4 2008 Théorèmes de bornage pour l’opérateur de Nemyckii dans les espaces idéaux. (Bounding theorems for Nemytskij operators in ideal spaces). Zbl 0619.47051Appell, Jürgen; De Pascale, Espedito 3 1986 On linear integro-differential equations of Barbashin type in spaces of continuous and measurable functions. Zbl 0651.47040Appell, Jürgen; Diallo, O. W.; Zabrejko, P. P. 3 1988 Composing functions of bounded Korenblum variation. Zbl 1300.47071Appell, Jürgen; Merentes, Nelson 3 2013 Upper estimates for superposition operators and some applications. Zbl 0489.47017Appell, Jürgen 3 1983 Estimates for the Jung constant in Banach lattices. Zbl 0977.46004Appell, Jürgen; Franchetti, Carlo; Semenov, Evgenij M. 3 2000 On the two-step Newton method for the solution of nonlinear operator equations. Zbl 0829.65071Appell, Jürgen; De Pascale, Espedito; Evkhuta, N. A.; Zabrejko, P. P. 3 1995 Some remarks on Banach limits. Zbl 0807.46016Appell, Jürgen; De Pascale, E.; Zabrejko, P. P. 3 1994 Composing infinitely differentiable functions. Zbl 0712.47054Appell, Jürgen; Nazarov, V. I.; Zabrejko, P. P. 3 1991 Locally Lipschitz composition operators in spaces of functions of bounded variation. Zbl 1214.47058Appell, Jürgen; Merentes, Nelson J.; Sánchez Hernández, J. L. 3 2011 Fixed point theorems in \(K\)-normed spaces and boundary values problems for nonlinear integro-differential equations of Barbashin type. Zbl 0901.45004Appell, J.; Kalitvin, A. S.; Zabrejko, P. P. 3 1996 Partial integral operators in Orlicz spaces with mixed norm. Zbl 0922.47025Appell, J.; Kalitvin, A. S.; Zabrejko, P. P. 2 1998 Compactness and existence results for ordinary differential equations in Banach spaces. Zbl 0964.34048Appell, J.; Väth, M.; Vignoli, A. 2 1999 On the stability of some relay-type regulation system. Zbl 1161.34026Appell, J.; Pryadko, I. N.; Sadovsky, B. N. 2 2008 On a class of maps related to the Furi-Martelli-Vignoli spectrum. Zbl 1221.47104Appell, J.; Giorgieri, E.; Väth, M. 2 2001 Noncompactness principles in nonlinear operator approximation theory. Zbl 0498.47024Appell, Jürgen; Pera, M. Patrizia 2 1984 On a theorem of M. A. Krasnosel’skij. Zbl 0522.47056Appell, Jürgen; Zabrejko, Pjotr P. 2 1983 Exact upper estimates for the superposition operator. Zbl 0525.47020Appell, Jürgen; Zabrejko, P. P. 2 1983 Recent trends in nonlinear analysis. Festschrift dedicated to Alfonso Vignoli on the occasion of his 60th birthday. Zbl 0934.00032 2 2000 “Small” sets and operators in functional analysis. Zbl 1015.28004Appell, Jürgen 2 2001 Multivalued superposition operators. Zbl 0748.47049Appell, Jürgen; De Pascale, E.; Zabrejko, P. P. 2 1991 Kantorovich majorants for nonlinear operators and applications to Uryson integral equations. Zbl 0783.47072Appell, Jürgen; Carbone, A.; Zabrejko, P. P. 2 1992 Analysis in examples and counterexamples. An introduction to the theory of real functions. (Analysis in Beispielen und Gegenbeispielen. Eine Einführung in die Theorie reeller Funktionen.) Zbl 1168.26001Appell, Jürgen 2 2009 Continuity, monotonicity, oscillation, variation: obvious and surprising aspects. (Stetigkeit, Monotonie, Oszillation, Variation: Naheliegendes und Überraschendes.) Zbl 1317.26007Appell, Jürgen; Roos, Anna-Katharina 2 2014 Some remarks on the asymptotic behaviour of the iterates of a bounded linear operator. Zbl 0821.47020Antonevich, Anatolij B.; Appell, Jürgen; Zabreǐko, Petr P. 1 1994 On the differentiability of the superposition operator in Hölder and Sobolev spaces. Zbl 0555.47037Appell, Jürgen 1 1984 Untersuchungen zur Theorie nichtlinearer Operatoren und Operatorgleichungen. Zbl 0573.47049Appell, Jürgen 1 1985 G. Darbo’s fixed point principle after 30 years. Zbl 0593.47055Appell, Jürgen 1 1986 Iterative approximation for a boundary value problem arising for the electrical potential on a cylindrical double layer. Zbl 1165.35049Appell, Jürgen; Chen, Chur-Jen; Tseng, Shiojenn; Väth, Martin 1 2008 A note on the Fredholm property of partial integral equations of Romanovskij type. Zbl 1082.45002Appell, J.; Eletskikh, I. A.; Kalitvin, A. S. 1 2004 Hölder-type spaces, singular operators, and fixed point theorems. Zbl 07370660Appell, Jürgen; Dutkiewicz, Aldona; López, Belén; Reinwand, Simon; Sadarangani, Kishin 1 2021 Some remarks on vainikko integral operators in BV type spaces. Zbl 07309921Angeloni, Laura; Appell, Jürgen; Reinwand, Simon 1 2020 Nonlocal boundary value problems with BV-type data. Zbl 1474.34121Appell, Jürgen; Bugajewska, Daria; Reinwand, Simon 1 2020 Some remarks on nonlinear composition operators in spaces of differentiable functions. Zbl 1229.47086Appell, J.; Jesús, Z.; Mejía, O. 1 2011 Über die Differenzierbarkeit des Superpositions-Operators in Orliczräumen. Zbl 0537.47031Appell, Jürgen 1 1985 Ein “merkwürdiges” Spektrum für nichtlineare Operatoren (A “strange” spectrum for nonlinear operators). Zbl 0940.47053Appell, J. 1 1999 The packing constant in rearrangement-invariant spaces. Zbl 0947.46013Appell, J.; Semenov, E. M. 1 1998 Multifunctions of two variables: Examples and counterexamples. Zbl 0865.47035Appell, Jürgen 1 1996 On the application of the Newton-Kantorovich method to nonlinear partial integral equations. Zbl 0852.47033Appell, Jürgen; De Pascale, Espedito; Kalitvin, A. S.; Zabrejko, P. P. 1 1996 A semilinear Furi-Martelli-Vignoli spectrum. Zbl 1002.47041Appell, J.; De Pascale, E.; Vignoli, A. 1 2001 Some spectral theory for nonlinear operators. Zbl 0895.47045Appell, Jürgen 1 1997 A note on the existence and uniqueness of Hölder solutions of nonlinear singular integral equations. Zbl 0780.45004Appell, Jürgen; Carbone, A.; De Pascale, E.; Zabrejko, P. P. 1 1992 General existence theorems for quasilinear elliptic systems without monotonicity. Zbl 0688.35023Appell, Jürgen; Nguyêñ Hôǹg Thái; Zabrejko, Petr P. 1 1990 Nonlinear spectral theory and controllability of semilinear evolution equations. Zbl 1207.47078Appell, J.; Leiva, H.; Merentes, N. 1 2010 On the equivalence of the Lorentz and Marcinkiewicz norm on subsets of measurable functions. Zbl 0766.46006Appell, Jürgen; Semenov, E. M. 1 1992 Multivalued superposition operators in ideal spaces of vector functions. III. Zbl 0770.47029Appell, Jürgen; Nguyêñ, Hôǹg Thái; Zabrejko, Petr P. 1 1992 Multivalued superposition operators in ideal spaces of vector functions. I. Zbl 0748.47050Appell, Jürgen; Nguyêñ Hôǹg Thái; Zabrejko, Petr P. 1 1991 Approximierbare Operatoren in normierten und lokalkonvexen Räumen. Zbl 0404.47027Appell, Jürgen 1 1978 A continuation and existence result for a boundary value problem on an unbounded domain arising for the electrical potential in a cylindrical double layer. Zbl 1160.34012Appell, Jürgen; Chen, Chur-Jen; Tseng, Shiojenn; Väth, Martin 1 2007 Nonlinear spectral theory and controllability of semilinear evolution equations. Zbl 1196.47048Appell, Jürgen; Leiva, H.; Merentes, N. 1 2010 Lipschitz and Darbo conditions for the superposition operator in some non-ideal spaces of smooth functions. Zbl 0745.47053Appell, Jürgen; De Pascale, E. 1 1991 Mini-workshop: Nonlinear spectral and eigenvalue theory with applications to the \(p\)-Laplace operator. Zbl 1077.47500 1 2004 Some counterexamples for your calculus course. Zbl 1234.26002Appell, Jürgen 1 2011 Functions with antiderivative. II: Products and compositions. (Funktionen mit Stammfunktion, II: Produkte und Kompositionen.) Zbl 1423.26016Appell, Jürgen; Reinwand, Simon 1 2019 Hölder-type spaces, singular operators, and fixed point theorems. Zbl 07370660Appell, Jürgen; Dutkiewicz, Aldona; López, Belén; Reinwand, Simon; Sadarangani, Kishin 1 2021 Some remarks on vainikko integral operators in BV type spaces. Zbl 07309921Angeloni, Laura; Appell, Jürgen; Reinwand, Simon 1 2020 Nonlocal boundary value problems with BV-type data. Zbl 1474.34121Appell, Jürgen; Bugajewska, Daria; Reinwand, Simon 1 2020 Functions with antiderivative. II: Products and compositions. (Funktionen mit Stammfunktion, II: Produkte und Kompositionen.) Zbl 1423.26016Appell, Jürgen; Reinwand, Simon 1 2019 Existence and uniqueness of solutions for a nonlinear fractional initial value problem involving Caputo derivatives. Zbl 1462.47050Appell, Jürgen; López, Belén; Sadarangani, Kishin 6 2018 Bounded variation and around. Zbl 1282.26001Appell, Jürgen; Banaś, Józef; Merentes, Nelson J. 55 2014 Continuity, monotonicity, oscillation, variation: obvious and surprising aspects. (Stetigkeit, Monotonie, Oszillation, Variation: Naheliegendes und Überraschendes.) Zbl 1317.26007Appell, Jürgen; Roos, Anna-Katharina 2 2014 Composing functions of bounded Korenblum variation. Zbl 1300.47071Appell, Jürgen; Merentes, Nelson 3 2013 Boundedness and continuity properties of nonlinear composition operators: a survey. Zbl 1255.47059Appell, J.; Guanda, N.; Merentes, N.; Sanchez, J. L. 9 2011 Function spaces with the Matkowski property and degeneracy phenomena for composition operators. Zbl 1253.47038Appell, Jürgen; Guanda, Nathaly; Väth, Martin 4 2011 Locally Lipschitz composition operators in spaces of functions of bounded variation. Zbl 1214.47058Appell, Jürgen; Merentes, Nelson J.; Sánchez Hernández, J. L. 3 2011 Some remarks on nonlinear composition operators in spaces of differentiable functions. Zbl 1229.47086Appell, J.; Jesús, Z.; Mejía, O. 1 2011 Some counterexamples for your calculus course. Zbl 1234.26002Appell, Jürgen 1 2011 Remarks on the superposition operator problem in various function spaces. Zbl 1216.47089Appell, Jürgen; Zabrejko, Petr P. 7 2010 Measures of noncompactness in the study of asymptotically stable and ultimately nondecreasing solutions of integral equations. Zbl 1214.47044Appell, Jürgen; Banaś, Józef; Merentes, Nelson 6 2010 Nonlinear spectral theory and controllability of semilinear evolution equations. Zbl 1207.47078Appell, J.; Leiva, H.; Merentes, N. 1 2010 Nonlinear spectral theory and controllability of semilinear evolution equations. Zbl 1196.47048Appell, Jürgen; Leiva, H.; Merentes, N. 1 2010 Analysis in examples and counterexamples. An introduction to the theory of real functions. (Analysis in Beispielen und Gegenbeispielen. Eine Einführung in die Theorie reeller Funktionen.) Zbl 1168.26001Appell, Jürgen 2 2009 Nonlinear superposition operators. Paperback reprint of the 1990 edition. Zbl 1156.47052Appell, Jürgen; Zabrejko, Petr P. 4 2008 On the stability of some relay-type regulation system. Zbl 1161.34026Appell, J.; Pryadko, I. N.; Sadovsky, B. N. 2 2008 Iterative approximation for a boundary value problem arising for the electrical potential on a cylindrical double layer. Zbl 1165.35049Appell, Jürgen; Chen, Chur-Jen; Tseng, Shiojenn; Väth, Martin 1 2008 A continuation and existence result for a boundary value problem on an unbounded domain arising for the electrical potential in a cylindrical double layer. Zbl 1160.34012Appell, Jürgen; Chen, Chur-Jen; Tseng, Shiojenn; Väth, Martin 1 2007 How to solve Hammerstein equations. Zbl 1156.45004Appell, Jürgen; Chen, Chur-Jen 8 2006 Measures of noncompactness, condensing operators and fixed points: an application-oriented survey. Zbl 1102.47041Appell, J. 43 2005 Nonlinear spectral theory. Zbl 1056.47001Appell, Jürgen; De Pascale, Espedito; Vignoli, Alfonso 46 2004 On some Banach space constants arising in nonlinear fixed point and eigenvalue theory. Zbl 1074.47025Appell, Jürgen; Erzakova, Nina A.; Santana, Sergio Falcon; Väth, Martin 10 2004 A short story on microscopic sets. Zbl 1121.28001Appell, Jürgen 4 2004 The importance of being Orlicz. Zbl 1070.46017Appell, Jürgen 4 2004 A note on the Fredholm property of partial integral equations of Romanovskij type. Zbl 1082.45002Appell, J.; Eletskikh, I. A.; Kalitvin, A. S. 1 2004 Mini-workshop: Nonlinear spectral and eigenvalue theory with applications to the \(p\)-Laplace operator. Zbl 1077.47500 1 2004 Nonlinear spectral theory for homogeneous operators. Zbl 1045.47053Giorgieri, Elena; Appell, Jürgen; Väth, Martin 11 2002 Some remarks on small sets. Zbl 1102.28300Appell, Jürgen; D’Aniello, Emma; Väth, Martin 13 2001 \(\mathcal F\)-epi maps. Zbl 1008.47060Appell, Jürgen; Väth, Martin; Vignoli, Alfonso 5 2001 On a class of maps related to the Furi-Martelli-Vignoli spectrum. Zbl 1221.47104Appell, J.; Giorgieri, E.; Väth, M. 2 2001 “Small” sets and operators in functional analysis. Zbl 1015.28004Appell, Jürgen 2 2001 A semilinear Furi-Martelli-Vignoli spectrum. Zbl 1002.47041Appell, J.; De Pascale, E.; Vignoli, A. 1 2001 Partial integral operators and integro-differential equations. Zbl 0949.45006Appell, Jürgen M.; Kalitvin, A. S.; Zabrejko, P. P. 40 2000 Some elementary examples in nonlinear operator theory. Zbl 0970.47049Appell, J.; Zabrejko, P. P. 13 2000 A comparison of different spectra for nonlinear operators. Zbl 0956.47035Appell, J.; de Pascale, E.; Vignoli, A. 9 2000 Estimates for the Jung constant in Banach lattices. Zbl 0977.46004Appell, Jürgen; Franchetti, Carlo; Semenov, Evgenij M. 3 2000 Recent trends in nonlinear analysis. Festschrift dedicated to Alfonso Vignoli on the occasion of his 60th birthday. Zbl 0934.00032 2 2000 On some partial integral equations arising in the mechanics of solids. Zbl 0946.47032Appell, J.; Kalitvin, A. S.; Nashed, M. Z. 7 1999 Compactness and existence results for ordinary differential equations in Banach spaces. Zbl 0964.34048Appell, J.; Väth, M.; Vignoli, A. 2 1999 Ein “merkwürdiges” Spektrum für nichtlineare Operatoren (A “strange” spectrum for nonlinear operators). Zbl 0940.47053Appell, J. 1 1999 Partial integral operators in Orlicz spaces with mixed norm. Zbl 0922.47025Appell, J.; Kalitvin, A. S.; Zabrejko, P. P. 2 1998 The packing constant in rearrangement-invariant spaces. Zbl 0947.46013Appell, J.; Semenov, E. M. 1 1998 New results on Newton-Kantorovich approximations with applications to nonlinear integral equations. Zbl 0881.65049Appell, Jürgen; de Pascale, Espedito; Lysenko, Julia V.; Zabrejko, Petr P. 27 1997 Some spectral theory for nonlinear operators. Zbl 0876.47042Appell, Jürgen; Dörfner, Michael 8 1997 Partial integral operators on \(C([a,b]\times[c,d])\). Zbl 0891.45012Appell, J.; Frolova, E. V.; Kalitvin, A. S.; Zabrejko, P. P. 5 1997 Some spectral theory for nonlinear operators. Zbl 0895.47045Appell, Jürgen 1 1997 Implicit function theorems and nonlinear integral equations. Zbl 0869.26003Appell, Jürgen; Vignoli, Alfonso; Zabrejko, P. P. 6 1996 Fixed point theorems in \(K\)-normed spaces and boundary values problems for nonlinear integro-differential equations of Barbashin type. Zbl 0901.45004Appell, J.; Kalitvin, A. S.; Zabrejko, P. P. 3 1996 Multifunctions of two variables: Examples and counterexamples. Zbl 0865.47035Appell, Jürgen 1 1996 On the application of the Newton-Kantorovich method to nonlinear partial integral equations. Zbl 0852.47033Appell, Jürgen; De Pascale, Espedito; Kalitvin, A. S.; Zabrejko, P. P. 1 1996 Multi-valued superpositions. Zbl 0855.47037Appell, Jürgen; De Pascale, Espedito; Nguyêñ Hôǹg Thái; Zabreǐko, Petr P. 11 1995 Nonlinear integral inclusions of Hammerstein type. Zbl 0842.47041Appell, Jürgen; De Pascale, Espedito; Nguyêñ, H. T.; Zabrejko, P. P. 7 1995 On the two-dimensional Hardy operator in Lebesgue spaces with mixed norms. Zbl 0821.46034Appell, Jürgen; Kufner, Alois 5 1995 On the two-step Newton method for the solution of nonlinear operator equations. Zbl 0829.65071Appell, Jürgen; De Pascale, Espedito; Evkhuta, N. A.; Zabrejko, P. P. 3 1995 Boundary value problems for integro-differential equations of Barbashin type. Zbl 0808.45012Appell, Jürgen; Kalitvin, A. S.; Zabrejko, P. P. 6 1994 Some remarks on Banach limits. Zbl 0807.46016Appell, Jürgen; De Pascale, E.; Zabrejko, P. P. 3 1994 Some remarks on the asymptotic behaviour of the iterates of a bounded linear operator. Zbl 0821.47020Antonevich, Anatolij B.; Appell, Jürgen; Zabreǐko, Petr P. 1 1994 A general model of evolutionary processes. Exponential dichotomy. II. Zbl 0784.34035Appell, Jürgen; Lakshmikantham, V.; Nguyen Van Minh; Zabrejko, P. P. 7 1993 A general model of evolutionary processes. Exponential dichotomy. I. Zbl 0784.34034Appell, Jürgen; Lakshmikantham, V.; Nguyen Van Minh; Zabrejko, P. P. 6 1993 Weakly singular Hammerstein-Volterra operators in Orlicz and Hölder spaces. Zbl 0802.45003Appell, Jürgen; Väth, M. 4 1993 Kantorovich majorants for nonlinear operators and applications to Uryson integral equations. Zbl 0783.47072Appell, Jürgen; Carbone, A.; Zabrejko, P. P. 2 1992 A note on the existence and uniqueness of Hölder solutions of nonlinear singular integral equations. Zbl 0780.45004Appell, Jürgen; Carbone, A.; De Pascale, E.; Zabrejko, P. P. 1 1992 On the equivalence of the Lorentz and Marcinkiewicz norm on subsets of measurable functions. Zbl 0766.46006Appell, Jürgen; Semenov, E. M. 1 1992 Multivalued superposition operators in ideal spaces of vector functions. III. Zbl 0770.47029Appell, Jürgen; Nguyêñ, Hôǹg Thái; Zabrejko, Petr P. 1 1992 On the application of the Newton-Kantorovich method to nonlinear integral equations of Uryson type. Zbl 0746.45002Appell, Jürgen; De Pascale, Espedito; Zabrejko, Petr P. 20 1991 Multivalued superposition operators in ideal spaces of vector functions. II. Zbl 0748.47051Appell, Jürgen; Nguyêñ Hôǹg Thái; Zabrejko, Petr P. 7 1991 Composing infinitely differentiable functions. Zbl 0712.47054Appell, Jürgen; Nazarov, V. I.; Zabrejko, P. P. 3 1991 Multivalued superposition operators. Zbl 0748.47049Appell, Jürgen; De Pascale, E.; Zabrejko, P. P. 2 1991 Multivalued superposition operators in ideal spaces of vector functions. I. Zbl 0748.47050Appell, Jürgen; Nguyêñ Hôǹg Thái; Zabrejko, Petr P. 1 1991 Lipschitz and Darbo conditions for the superposition operator in some non-ideal spaces of smooth functions. Zbl 0745.47053Appell, Jürgen; De Pascale, E. 1 1991 Nonlinear superposition operators. Zbl 0701.47041Appell, Jürgen; Zabrejko, Petr P. 208 1990 General existence theorems for quasilinear elliptic systems without monotonicity. Zbl 0688.35023Appell, Jürgen; Nguyêñ Hôǹg Thái; Zabrejko, Petr P. 1 1990 Continuity properties of the superposition operator. Zbl 0683.47045Appell, Jürgen; Zabrejko, Pjotr P. 10 1989 Boundedness properties of the superposition operator. Zbl 0756.47051Appell, Jürgen; Zabrejko, Pjotr P. 4 1989 The superposition operator in function spaces - A survey. Zbl 0648.47041Appell, Jürgen 23 1988 Lipschitz and Darbo conditions for the superposition operator in ideal spaces. Zbl 0638.47063Appell, Jürgen; Massabò, Ivar; Vignoli, Alfonso; Zabrejko, P. P. 5 1988 On linear integro-differential equations of Barbashin type in spaces of continuous and measurable functions. Zbl 0651.47040Appell, Jürgen; Diallo, O. W.; Zabrejko, P. P. 3 1988 An application of B. N. Sadovskij’s fixed point principle to nonlinear singular equations. Zbl 0628.45003Appell, Jürgen; de Pascale, E.; Zabrajko, P. P. 8 1987 On the degeneration of the class of differentiable superposition operators in function spaces. Zbl 0627.47033Appell, Jürgen; Zabrejko, P. P. 5 1987 Théorèmes de bornage pour l’opérateur de Nemyckii dans les espaces idéaux. (Bounding theorems for Nemytskij operators in ideal spaces). Zbl 0619.47051Appell, Jürgen; De Pascale, Espedito 3 1986 G. Darbo’s fixed point principle after 30 years. Zbl 0593.47055Appell, Jürgen 1 1986 Untersuchungen zur Theorie nichtlinearer Operatoren und Operatorgleichungen. Zbl 0573.47049Appell, Jürgen 1 1985 Über die Differenzierbarkeit des Superpositions-Operators in Orliczräumen. Zbl 0537.47031Appell, Jürgen 1 1985 On certain parameters connected with non-Hausdorff-compactness in measurable function spaces. (Su alcuni parametri connessi con la misura di non compattezza di Hausdorff in spazi di funzioni misurabili.) Zbl 0507.46025Appell, Jürgen; De Pascale, E. 58 1984 Noncompactness principles in nonlinear operator approximation theory. Zbl 0498.47024Appell, Jürgen; Pera, M. Patrizia 2 1984 On the differentiability of the superposition operator in Hölder and Sobolev spaces. Zbl 0555.47037Appell, Jürgen 1 1984 Upper estimates for superposition operators and some applications. Zbl 0489.47017Appell, Jürgen 3 1983 On a theorem of M. A. Krasnosel’skij. Zbl 0522.47056Appell, Jürgen; Zabrejko, Pjotr P. 2 1983 Exact upper estimates for the superposition operator. Zbl 0525.47020Appell, Jürgen; Zabrejko, P. P. 2 1983 On the solvability of nonlinear noncompact problems in function spaces with applications to integral and differential equations. Zbl 0511.47045Appell, Jürgen 7 1982 Implicit functions, nonlinear integral equations, and the measure of noncompactness of the superposition operator. Zbl 0495.45007Appell, Jürgen 21 1981 Approximierbare Operatoren in normierten und lokalkonvexen Räumen. Zbl 0404.47027Appell, Jürgen 1 1978 all cited Publications top 5 cited Publications all top 5 Cited by 711 Authors 35 Appell, Jürgen M. 30 Banaś, Józef 22 Zabreĭko, Pëtr Petrovich 19 Argyros, Ioannis Konstantinos 16 Väth, Martin 14 Agarwal, Ravi P. 12 De Pascale, Espedito 12 Latrach, Khalid 12 O’Regan, Donal 11 Darwish, Mohamed Abdalla 11 Kalitvin, Anatolij S. 11 Taoudi, Mohamed Aziz 10 Merentes, Nelson J. 8 Benchohra, Mouffak 8 Metwali, Mohamed M. A. 7 Andres, Jan 7 Bugajewski, Dariusz 7 Cichoń, Mieczysław 7 López Pouso, Rodrigo 7 Matkowski, Janusz 7 Nguyêñ Hôǹg Thái 7 Sadarangani, Kishin B. 7 Trombetta, Giulio 7 Wróbel, Małgorzata 7 Zeghal, Ahmed 6 Caponetti, Diana 6 Krichen, Bilel 6 Lanza de Cristoforis, Massimo 6 Rzepka, Beata 6 Wang, Fuli 5 Abbas, Said 5 Bourdaud, Gérard 5 Cardinali, Tiziana 5 Chen, Churjen 5 Chiappinelli, Raffaele 5 El-Sayed, Ahmed Mohamed Ahmed 5 El-Sayed, Wagdy Gomaa 5 Hilout, Saïd 5 Jeribi, Aref 5 Kim, Yunho 5 Nashine, Hemant Kumar 5 Popescu, Liviu Horia 5 Recke, Lutz 5 Reinwand, Simon 5 Rubbioni, Paola 5 Trombetta, Alessandro 5 Vignoli, Alfonso 5 Zając, Tomasz 4 Angeloni, Laura 4 Bugajewska, Daria 4 Castillo, René Erlín 4 Cheng, Lixin 4 Das, Rituparna 4 de la Llave, Rafael 4 Dhage, Bapurao C. 4 Durna, Nuh 4 Eshkabilov, Yusup Khalbaevich 4 Furi, Massimo 4 Gulgowski, Jacek 4 Huseyin, Anar 4 Kalitvin, V. A. 4 Karasińska, Aleksandra 4 Lyakhov, Lev Nikolaevich 4 Mefteh, Bilel 4 Mejía, Odalis 4 Mursaleen, Mohammad 4 Olszowy, Leszek 4 Petrosyan, Garik Garikovich 4 Rivas, Sergio T. 4 Salem, Hussein A. H. 4 Sickel, Winfried 4 Srivastava, Parmeshwary Dayal 4 Vu Trong Luong 3 Arab, Reza 3 Ashirbayev, Nurgali K. 3 Aziz, Wadie 3 Benevieri, Pierluigi 3 Cabada, Alberto 3 Calamai, Alessandro 3 Daners, Daniel 3 Ereú, Jurancy Josefina 3 Garcia-Falset, Jesús 3 Heikkilä, Seppo V. 3 Huseyin, Nesir 3 Il’yasov, Yavdat Shavkatovich 3 Kaddachi, Najib 3 Kamenskiĭ, Mikhaĭl Igor’evich 3 Kasprzak, Piotr 3 Kim, In-Sook 3 Kmit, Irina 3 Machrafi, Nabil 3 Moazami Goodarzi, Milad 3 Nussbaum, Roger David 3 Papageorgiou, Nikolaos S. 3 Pavlačková, Martina 3 Peperko, Aljoša 3 Pera, Maria Patrizia 3 Pistone, Giovanni 3 Ponosov, Arkadiĭ Vladimirovich 3 Precup, Radu ...and 611 more Authors all top 5 Cited in 229 Serials 45 Nonlinear Analysis. Theory, Methods & Applications. Series A: Theory and Methods 42 Journal of Mathematical Analysis and Applications 30 Zeitschrift für Analysis und ihre Anwendungen 21 Journal of Integral Equations and Applications 21 Nonlinear Analysis. Theory, Methods & Applications 17 Applied Mathematics and Computation 17 Journal of Differential Equations 17 Mediterranean Journal of Mathematics 14 Journal of Mathematical Sciences (New York) 12 Journal of Function Spaces 11 Journal of Fixed Point Theory and Applications 9 Computers & Mathematics with Applications 9 Journal of Computational and Applied Mathematics 9 Journal of Inequalities and Applications 8 Annali di Matematica Pura ed Applicata. Serie Quarta 8 Abstract and Applied Analysis 7 Numerical Functional Analysis and Optimization 6 Proceedings of the American Mathematical Society 6 Indagationes Mathematicae. New Series 6 Central European Journal of Mathematics 5 Rocky Mountain Journal of Mathematics 5 Rendiconti del Circolo Matemàtico di Palermo. Serie II 5 Topology and its Applications 5 Mathematical and Computer Modelling 5 Differential Equations 5 Journal of Applied Mathematics and Computing 5 Complex Analysis and Operator Theory 4 Bulletin of the Australian Mathematical Society 4 Mathematical Methods in the Applied Sciences 4 Mathematische Nachrichten 4 Mathematica Slovaca 4 Real Analysis Exchange 4 Acta Mathematica Hungarica 4 Journal of Complexity 4 Journal of Dynamics and Differential Equations 4 Filomat 4 Fixed Point Theory and Applications 4 Advances in Difference Equations 4 Boundary Value Problems 4 Proyecciones 4 Banach Journal of Mathematical Analysis 3 Mathematische Semesterberichte 3 Demonstratio Mathematica 3 Integral Equations and Operator Theory 3 Journal of Functional Analysis 3 Quaestiones Mathematicae 3 Annales de l’Institut Henri Poincaré. Analyse Non Linéaire 3 Applied Mathematics Letters 3 Numerical Algorithms 3 Aequationes Mathematicae 3 International Journal of Computer Mathematics 3 Proceedings of the Indian Academy of Sciences. Mathematical Sciences 3 International Journal of Bifurcation and Chaos in Applied Sciences and Engineering 3 Journal of Function Spaces and Applications 3 Commentationes Mathematicae 3 Revista de la Real Academia de Ciencias Exactas, Físicas y Naturales. Serie A: Matemáticas. RACSAM 3 Advances in Nonlinear Analysis 3 Journal of Mathematics 3 Advances in Operator Theory 3 3 AIMS Mathematics 3 Vestnik Rossiĭskikh Universitetov. Matematika 2 Applicable Analysis 2 Linear and Multilinear Algebra 2 Russian Mathematical Surveys 2 Acta Universitatis Palackianae Olomucensis. Facultas Rerum Naturalium. Mathematica 2 Automatica 2 Manuscripta Mathematica 2 Mathematische Zeitschrift 2 Monatshefte für Mathematik 2 Rendiconti del Seminario Matemàtico e Fisico di Milano 2 Rendiconti del Seminario Matematico della Università di Padova 2 Semigroup Forum 2 Transactions of the American Mathematical Society 2 Applied Numerical Mathematics 2 Science in China. Series A 2 Applications of Mathematics 2 Journal de Mathématiques Pures et Appliquées. Neuvième Série 2 Russian Mathematics 2 Tatra Mountains Mathematical Publications 2 Topological Methods in Nonlinear Analysis 2 Calculus of Variations and Partial Differential Equations 2 Turkish Journal of Mathematics 2 Discrete and Continuous Dynamical Systems 2 Vietnam Journal of Mathematics 2 Revista Matemática Complutense 2 Matematicheskie Trudy 2 Optimization and Engineering 2 Nonlinear Analysis. Modelling and Control 2 Entropy 2 Fixed Point Theory 2 Differential Equations and Applications 2 Ufimskiĭ Matematicheskiĭ Zhurnal 2 Annals of Functional Analysis 2 Journal of Nonlinear and Variational Analysis 1 Indian Journal of Pure & Applied Mathematics 1 Inverse Problems 1 Lithuanian Mathematical Journal 1 Mathematical Notes 1 Nonlinearity ...and 129 more Serials all top 5 Cited in 48 Fields 385 Operator theory (47-XX) 180 Integral equations (45-XX) 142 Functional analysis (46-XX) 98 Real functions (26-XX) 86 Ordinary differential equations (34-XX) 86 Partial differential equations (35-XX) 68 Numerical analysis (65-XX) 36 Calculus of variations and optimal control; optimization (49-XX) 28 General topology (54-XX) 20 Dynamical systems and ergodic theory (37-XX) 16 Measure and integration (28-XX) 14 Global analysis, analysis on manifolds (58-XX) 14 Systems theory; control (93-XX) 13 Probability theory and stochastic processes (60-XX) 11 Mechanics of deformable solids (74-XX) 9 Harmonic analysis on Euclidean spaces (42-XX) 8 Functions of a complex variable (30-XX) 8 Operations research, mathematical programming (90-XX) 8 Biology and other natural sciences (92-XX) 7 Difference and functional equations (39-XX) 7 Approximations and expansions (41-XX) 6 Statistical mechanics, structure of matter (82-XX) 5 Sequences, series, summability (40-XX) 5 Information and communication theory, circuits (94-XX) 4 Potential theory (31-XX) 4 Game theory, economics, finance, and other social and behavioral sciences (91-XX) 3 Mathematical logic and foundations (03-XX) 3 Linear and multilinear algebra; matrix theory (15-XX) 3 Several complex variables and analytic spaces (32-XX) 3 Algebraic topology (55-XX) 3 Fluid mechanics (76-XX) 2 General and overarching topics; collections (00-XX) 2 History and biography (01-XX) 2 Combinatorics (05-XX) 2 Topological groups, Lie groups (22-XX) 2 Statistics (62-XX) 2 Computer science (68-XX) 2 Mechanics of particles and systems (70-XX) 1 Category theory; homological algebra (18-XX) 1 \(K\)-theory (19-XX) 1 Abstract harmonic analysis (43-XX) 1 Integral transforms, operational calculus (44-XX) 1 Convex and discrete geometry (52-XX) 1 Differential geometry (53-XX) 1 Manifolds and cell complexes (57-XX) 1 Optics, electromagnetic theory (78-XX) 1 Quantum theory (81-XX) 1 Mathematics education (97-XX) Citations by Year