Edit Profile (opens in new tab) Clark, Douglas Napier Co-Author Distance Author ID: clark.douglas-napier Published as: Clark, Douglas N.; Clark, D. N.; Clark, Douglas Napier more...less External Links: MGP Documents Indexed: 49 Publications since 1966, including 1 Book 1 Contribution as Editor · 2 Further Contributions Reviewing Activity: 18 Reviews Co-Authors: 11 Co-Authors with 23 Joint Publications 320 Co-Co-Authors all top 5 Co-Authors 29 single-authored 8 Ahern, P. R. 4 Carlson, Jon Frederick 4 Misra, Gadadhar 3 Douglas, Ronald George 2 Faddeev, Lyudvig Dmitrievich 2 Helson, Henry 2 Leiterer, Jürgen 2 McKean, Henry P. jun. 2 Naboko, Serguei N. 2 Nikol’skiĭ, Nikolaĭ Kapitonovich 2 Pavlov, Boris Sergeevich 2 Peller, Vladimir Vsevolodovich 2 Putnam, Calvin R. 2 Sakhnovych, Lev Aronovych 2 Smyth, M. R. F. 2 Szőkefalvi-Nagy, Béla 2 Vasyunin, Vasiliĭ Ivanovich 2 Vershik, Anatoliĭ Moiseevich 2 West, Timothy Trevor 1 Agrawal, Om Prakash 1 Ferguson, Sarah H. 1 Foiaș, Ciprian 1 Morrel, Judith H. 1 Pecelli, Giampiero 1 Sacksteder, Richard 1 Sickler, Sheldon O. all top 5 Serials 4 American Journal of Mathematics 4 Michigan Mathematical Journal 4 Journal of Operator Theory 3 Journal of Functional Analysis 2 Indiana University Mathematics Journal 2 Pacific Journal of Mathematics 2 Proceedings of the American Mathematical Society 2 Transactions of the American Mathematical Society 2 Bulletin of the American Mathematical Society 1 Journal d’Analyse Mathématique 1 Journal of Mathematical Analysis and Applications 1 Acta Mathematica 1 Acta Scientiarum Mathematicarum 1 Annales Polonici Mathematici 1 Duke Mathematical Journal 1 Journal of the London Mathematical Society. Second Series 1 Journal für die Reine und Angewandte Mathematik 1 Journal of Soviet Mathematics 1 Matematički Vesnik 1 Mathematica Scandinavica 1 The New York Journal of Mathematics 1 Bulletin de l’Académie Polonaise des Sciences, Série des Sciences Mathématiques, Astronomiques et Physiques 1 Journal of Mathematics and Mechanics 1 Zapiski Nauchnykh Seminarov Leningradskogo Otdeleniya Matematicheskogo Instituta Imeni V. A. Steklova all top 5 Fields 35 Operator theory (47-XX) 10 Functional analysis (46-XX) 6 Functions of a complex variable (30-XX) 4 General and overarching topics; collections (00-XX) 4 Several complex variables and analytic spaces (32-XX) 3 Harmonic analysis on Euclidean spaces (42-XX) 1 Linear and multilinear algebra; matrix theory (15-XX) 1 Topological groups, Lie groups (22-XX) 1 Approximations and expansions (41-XX) Publications by Year all cited Publications top 5 cited Publications Citations contained in zbMATH Open 37 Publications have been cited 529 times in 406 Documents Cited by ▼ Year ▼ One dimensional perturbations of restricted shifts. Zbl 0252.47010 Clark, Douglas N. 116 1972 On inner functions with \(H^p\)-derivative. Zbl 0277.30027 Ahern, P. R.; Clark, D. N. 55 1974 Radial limits and invariant subspaces. Zbl 0197.39202 Ahern, P. R.; Clark, D. N. 50 1970 On functions orthogonal to invariant subspaces. Zbl 0193.10201 Ahern, P. R.; Clark, D. N. 45 1970 Invariant subspaces in the polydisk. Zbl 0609.47012 Agrawal, O. P.; Clark, D. N.; Douglas, R. G. 34 1986 Invariant subspaces and analytic continuation in several variables. Zbl 0211.10203 Ahern, P. R.; Clark, D. N. 26 1970 On inner functions with \(B^p\) derivative. Zbl 0343.30023 Ahern, P. R.; Clark, D. N. 26 1976 A note on the p-adic convergence of solutions of linear differential equations. Zbl 0147.31101 Clark, D. N. 23 1966 Restrictions of \(H^ p\) functions in the polydisk. Zbl 0687.32008 Clark, Douglas N. 16 1988 On weighted shifts, curvature and similarity. Zbl 0608.47029 Clark, Douglas N.; Misra, Gadadhar 14 1985 On the spectra of bounded, hermitian, Hankel matrices. Zbl 0159.43201 Clark, D. N. 13 1968 On curvature and similarity. Zbl 0544.47014 Clark, Douglas N.; Misra, Gadadhar 11 1983 Radial Nth derivatives of Blaschke products. Zbl 0225.30037 Ahern, P. R.; Clark, D. N. 10 1971 On homogeneous contractions and unitary representations of \(SU(1,1)\). Zbl 0852.22006 Clark, Douglas N.; Misra, Gadadhar 9 1993 Cohomology and extensions of Hilbert modules. Zbl 0833.46038 Carlson, Jon F.; Clark, Douglas N. 8 1995 Hankel forms, Toeplitz forms and meromorphic functions. Zbl 0162.10203 Clark, D. N. 7 1968 On commuting contractions. Zbl 0219.47026 Clark, D. N. 7 1970 On interpolating sequences and the theory of Hankel and Toeplitz matrices. Zbl 0189.13502 Clark, D. N. 6 1970 Projective Hilbert A(D)-modules. Zbl 0812.46043 Carlson, Jon F.; Clark, Douglas N.; Foias, Ciprian; Williams, J. P. 6 1994 On models for noncontractions. Zbl 0284.47009 Clark, Douglas N. 6 1974 Projectivity and extensions of Hilbert modules over \(\mathbb{A}(\mathbb{D}^ N)\). Zbl 0888.46022 Carlson, Jon F.; Clark, Douglas N. 5 1997 On a similarity theory for rational Toeplitz operators. Zbl 0441.47038 Clark, Douglas N. 5 1980 On Toeplitz operators with loops. Zbl 0468.47014 Clark, Douglas N. 4 1980 Extending Fourier transforms into Sz.-Nagy-Foias spaces. Zbl 0229.47007 Clark, Douglas N. 4 1972 Toeplitz operators and k-spectral sets. Zbl 0568.47019 Clark, Douglas N. 3 1984 Concrete model theory for a class of operators. Zbl 0265.47007 Clark, Douglas N. 3 1973 The curvature function and similarity of operators. Zbl 0579.47015 Clark, Douglas N.; Misra, Gadadhar 3 1985 On Toeplitz operators and similarity. Zbl 0406.47018 Clark, Douglas N.; Morrel, Judith H. 3 1978 Perturbation and similarity of Toeplitz operators. Zbl 0735.47015 Clark, Douglas N. 2 1990 On star-invariant subspaces. Zbl 0195.14003 Ahern, P. R.; Clark, D. N. 2 1970 On Toeplitz operators with unimodular symbols. Zbl 0639.47017 Clark, Douglas N. 1 1987 On the point spectrum of a Toeolitz operator. Zbl 0211.16801 Clark, D. N. 1 1967 On matrices associated with generalized interpolation problems. Zbl 0167.13003 Clark, D. N. 1 1968 Commutants that do not dilate. Zbl 0259.47006 Clark, Douglas N. 1 1972 On functional models for non-contraction operators. Zbl 0323.47010 Clark, D. N. 1 1975 On invariant subspaces of operators without multiplicity. Zbl 0348.47007 Clark, Douglas N. 1 1976 Projectivity and lifting of Hilbert module maps. Zbl 0873.46026 Clark, Douglas N. 1 1997 Projectivity and extensions of Hilbert modules over \(\mathbb{A}(\mathbb{D}^ N)\). Zbl 0888.46022 Carlson, Jon F.; Clark, Douglas N. 5 1997 Projectivity and lifting of Hilbert module maps. Zbl 0873.46026 Clark, Douglas N. 1 1997 Cohomology and extensions of Hilbert modules. Zbl 0833.46038 Carlson, Jon F.; Clark, Douglas N. 8 1995 Projective Hilbert A(D)-modules. Zbl 0812.46043 Carlson, Jon F.; Clark, Douglas N.; Foias, Ciprian; Williams, J. P. 6 1994 On homogeneous contractions and unitary representations of \(SU(1,1)\). Zbl 0852.22006 Clark, Douglas N.; Misra, Gadadhar 9 1993 Perturbation and similarity of Toeplitz operators. Zbl 0735.47015 Clark, Douglas N. 2 1990 Restrictions of \(H^ p\) functions in the polydisk. Zbl 0687.32008 Clark, Douglas N. 16 1988 On Toeplitz operators with unimodular symbols. Zbl 0639.47017 Clark, Douglas N. 1 1987 Invariant subspaces in the polydisk. Zbl 0609.47012 Agrawal, O. P.; Clark, D. N.; Douglas, R. G. 34 1986 On weighted shifts, curvature and similarity. Zbl 0608.47029 Clark, Douglas N.; Misra, Gadadhar 14 1985 The curvature function and similarity of operators. Zbl 0579.47015 Clark, Douglas N.; Misra, Gadadhar 3 1985 Toeplitz operators and k-spectral sets. Zbl 0568.47019 Clark, Douglas N. 3 1984 On curvature and similarity. Zbl 0544.47014 Clark, Douglas N.; Misra, Gadadhar 11 1983 On a similarity theory for rational Toeplitz operators. Zbl 0441.47038 Clark, Douglas N. 5 1980 On Toeplitz operators with loops. Zbl 0468.47014 Clark, Douglas N. 4 1980 On Toeplitz operators and similarity. Zbl 0406.47018 Clark, Douglas N.; Morrel, Judith H. 3 1978 On inner functions with \(B^p\) derivative. Zbl 0343.30023 Ahern, P. R.; Clark, D. N. 26 1976 On invariant subspaces of operators without multiplicity. Zbl 0348.47007 Clark, Douglas N. 1 1976 On functional models for non-contraction operators. Zbl 0323.47010 Clark, D. N. 1 1975 On inner functions with \(H^p\)-derivative. Zbl 0277.30027 Ahern, P. R.; Clark, D. N. 55 1974 On models for noncontractions. Zbl 0284.47009 Clark, Douglas N. 6 1974 Concrete model theory for a class of operators. Zbl 0265.47007 Clark, Douglas N. 3 1973 One dimensional perturbations of restricted shifts. Zbl 0252.47010 Clark, Douglas N. 116 1972 Extending Fourier transforms into Sz.-Nagy-Foias spaces. Zbl 0229.47007 Clark, Douglas N. 4 1972 Commutants that do not dilate. Zbl 0259.47006 Clark, Douglas N. 1 1972 Radial Nth derivatives of Blaschke products. Zbl 0225.30037 Ahern, P. R.; Clark, D. N. 10 1971 Radial limits and invariant subspaces. Zbl 0197.39202 Ahern, P. R.; Clark, D. N. 50 1970 On functions orthogonal to invariant subspaces. Zbl 0193.10201 Ahern, P. R.; Clark, D. N. 45 1970 Invariant subspaces and analytic continuation in several variables. Zbl 0211.10203 Ahern, P. R.; Clark, D. N. 26 1970 On commuting contractions. Zbl 0219.47026 Clark, D. N. 7 1970 On interpolating sequences and the theory of Hankel and Toeplitz matrices. Zbl 0189.13502 Clark, D. N. 6 1970 On star-invariant subspaces. Zbl 0195.14003 Ahern, P. R.; Clark, D. N. 2 1970 On the spectra of bounded, hermitian, Hankel matrices. Zbl 0159.43201 Clark, D. N. 13 1968 Hankel forms, Toeplitz forms and meromorphic functions. Zbl 0162.10203 Clark, D. N. 7 1968 On matrices associated with generalized interpolation problems. Zbl 0167.13003 Clark, D. N. 1 1968 On the point spectrum of a Toeolitz operator. Zbl 0211.16801 Clark, D. N. 1 1967 A note on the p-adic convergence of solutions of linear differential equations. Zbl 0147.31101 Clark, D. N. 23 1966 all cited Publications top 5 cited Publications all top 5 Cited by 344 Authors 16 Baranov, Anton D. 14 Guo, Kunyu 13 Dyakonov, Konstantin M. 11 Sarkar, Jaydeb 10 Martin, Robert T. W. 9 Clark, Douglas Napier 9 Fricain, Emmanuel 9 Ji, Kui 9 Kapustin, Vladimir V. 9 Timotin, Dan 7 Ball, Joseph Anthony 7 Jury, Michael T. 7 Nicolau, Artur 7 Ross, William T. 7 Wang, Penghui 7 Weber, Eric S. 6 Bolotnikov, Vladimir 6 Hartmann, Andreas 6 Izuchi, Keiji 6 Łanucha, Bartosz 6 Misra, Gadadhar 6 Reijonen, Atte 5 Bessonov, Roman V. 5 Doubtsov, Evgueni Sergeevich 5 Garcia, Stephan Ramon 5 Girela, Daniel 5 Gorkin, Pamela B. 5 Izuchi, Kou Hei 5 Izuchi, Yuko 5 Liaw, Constanze 5 Peláez, José Ángel 5 Poltoratski, Alexei G. 5 Treil, Sergei 4 Aleksandrov, Aleksei B. 4 Baldassarri, Francesco 4 Chalendar, Isabelle 4 Curto, Raúl Enrique 4 Fuhrmann, Paul A. 4 Gallardo-Gutiérrez, Eva Antonia 4 Herr, John E. 4 Jiang, Chunlan 4 Kriete, Thomas L. III 4 Mashreghi, Javad 4 Nakazi, Takahiko 4 Partington, Jonathan R. 4 Popescu, Gelu 4 Protas, David 4 Yakubovich, Dmitry V. 4 Yang, Rongwei 4 Zhao, Chong 3 Bagchi, Bhaskar 3 Bercovici, Hari 3 Chiarellotto, Bruno 3 Fedorovskiĭ, Konstantin Yur’evich 3 Gamal, Maria F. 3 Golinskii, Leonid Borisovich 3 Hwang, In Sung 3 Ivrii, Oleg V. 3 Jevtić, Miroljub 3 Jørgensen, Palle E. T. 3 Jurasik, Joanna 3 Koca-Eskişehirli, Beyaz Başak 3 Krishna Das, B. 3 Lee, Woo Young 3 Nikol’skiĭ, Nikolaĭ Kapitonovich 3 Paulsen, Vern Ival 3 Shamoyan, Romi F. 3 Verbitsky, Igor E. 3 Vukotić, Dragan 3 Yagoub, Ameur 2 Ahern, P. R. 2 Amosov, Grigoriĭ Gennad’evich 2 Andersson, Fredrik K. 2 Andruchow, Esteban 2 Aşan, Abdulkadir 2 Belov, Yurii S. 2 Benhida, Chafiq 2 Bickel, Kelly 2 Carlsson, Marcus 2 Chattopadhyay, Arup 2 Chiumiento, Eduardo 2 Chyzhykov, Igor Elbertovych 2 Didas, Michael 2 Douglas, Ronald George 2 Elliott, Sam J. 2 Faddeev, M. D. 2 Fatehi, Mahsa 2 Favorov, Sergeĭ Yur’evich 2 Ferguson, Sarah H. 2 Foiaș, Ciprian 2 Garayev, Mübariz Tapdıgoğlu 2 Gombani, Andrea 2 Gröhn, Janne 2 Gutknecht, Martin H. 2 Helton, John William 2 Ji, Shanshan 2 Kérchy, László 2 Keshari, Dinesh Kumar 2 Lelis, Jean 2 Lu, Yufeng ...and 244 more Authors all top 5 Cited in 110 Serials 49 Journal of Functional Analysis 32 Integral Equations and Operator Theory 28 Journal of Mathematical Analysis and Applications 21 Proceedings of the American Mathematical Society 19 Complex Analysis and Operator Theory 14 Journal d’Analyse Mathématique 11 Advances in Mathematics 11 Transactions of the American Mathematical Society 11 Journal of Mathematical Sciences (New York) 9 Computational Methods and Function Theory 8 Journal of Soviet Mathematics 7 Israel Journal of Mathematics 7 Annales de l’Institut Fourier 6 St. Petersburg Mathematical Journal 5 Journal of Approximation Theory 4 Archiv der Mathematik 4 Linear Algebra and its Applications 4 Complex Variables and Elliptic Equations 4 Science China. Mathematics 3 Bulletin of the Australian Mathematical Society 3 Rocky Mountain Journal of Mathematics 3 Functional Analysis and its Applications 3 Journal of Inequalities and Applications 3 Acta Mathematica Sinica. English Series 3 Comptes Rendus. Mathématique. Académie des Sciences, Paris 3 Bulletin of the American Mathematical Society 3 Operators and Matrices 2 Indian Journal of Pure & Applied Mathematics 2 Mathematical Notes 2 Studia Mathematica 2 Acta Mathematica 2 Canadian Journal of Mathematics 2 Collectanea Mathematica 2 Czechoslovak Mathematical Journal 2 Journal of Computational and Applied Mathematics 2 Journal of the London Mathematical Society. Second Series 2 Journal of Number Theory 2 Mathematische Annalen 2 Proceedings of the Edinburgh Mathematical Society. Series II 2 The Journal of Geometric Analysis 2 Bulletin of the American Mathematical Society. New Series 2 Proceedings of the Indian Academy of Sciences. Mathematical Sciences 2 Bulletin des Sciences Mathématiques 2 Annales Academiae Scientiarum Fennicae. Mathematica 2 Abstract and Applied Analysis 2 Journal of the Australian Mathematical Society 2 Bulletin of the Malaysian Mathematical Sciences Society. Second Series 2 Mediterranean Journal of Mathematics 2 Banach Journal of Mathematical Analysis 2 \(p\)-Adic Numbers, Ultrametric Analysis, and Applications 2 Concrete Operators 2 Journal of Function Spaces 1 Analysis Mathematica 1 International Journal of Theoretical Physics 1 Russian Mathematical Surveys 1 Stochastics 1 Ukrainian Mathematical Journal 1 Arkiv för Matematik 1 Annali di Matematica Pura ed Applicata. Serie Quarta 1 Annales Universitatis Mariae Curie-Skłodowska. Sectio A. Mathematica 1 Bulletin of the London Mathematical Society 1 Canadian Mathematical Bulletin 1 Duke Mathematical Journal 1 Glasgow Mathematical Journal 1 Illinois Journal of Mathematics 1 Publications Mathématiques 1 Inventiones Mathematicae 1 Journal of the Mathematical Society of Japan 1 Mathematical Systems Theory 1 Mathematische Zeitschrift 1 Memoirs of the American Mathematical Society 1 Numerische Mathematik 1 Results in Mathematics 1 Siberian Mathematical Journal 1 Ergodic Theory and Dynamical Systems 1 Systems & Control Letters 1 Bulletin of the Korean Mathematical Society 1 Acta Mathematica Hungarica 1 Revista Matemática Iberoamericana 1 Journal of the American Mathematical Society 1 MCSS. Mathematics of Control, Signals, and Systems 1 Forum Mathematicum 1 Science in China. Series A 1 Geometric and Functional Analysis. GAFA 1 Proceedings of the Royal Society of Edinburgh. Section A. Mathematics 1 Stochastics and Stochastics Reports 1 Annales de la Faculté des Sciences de Toulouse. Mathématiques. Série VI 1 Journal de Théorie des Nombres de Bordeaux 1 Applied and Computational Harmonic Analysis 1 Annales Mathématiques Blaise Pascal 1 Turkish Journal of Mathematics 1 The New York Journal of Mathematics 1 Sbornik: Mathematics 1 The Journal of Fourier Analysis and Applications 1 Analysis (München) 1 LMS Journal of Computation and Mathematics 1 Bulletin of the Brazilian Mathematical Society. New Series 1 Milan Journal of Mathematics 1 Journal of the Institute of Mathematics of Jussieu 1 Proceedings of the Steklov Institute of Mathematics ...and 10 more Serials all top 5 Cited in 39 Fields 257 Operator theory (47-XX) 173 Functions of a complex variable (30-XX) 119 Functional analysis (46-XX) 46 Several complex variables and analytic spaces (32-XX) 20 Harmonic analysis on Euclidean spaces (42-XX) 13 Field theory and polynomials (12-XX) 13 Algebraic geometry (14-XX) 10 Number theory (11-XX) 10 Approximations and expansions (41-XX) 7 Systems theory; control (93-XX) 6 Potential theory (31-XX) 5 Measure and integration (28-XX) 5 Ordinary differential equations (34-XX) 4 Numerical analysis (65-XX) 4 Information and communication theory, circuits (94-XX) 3 Linear and multilinear algebra; matrix theory (15-XX) 3 Group theory and generalizations (20-XX) 3 Partial differential equations (35-XX) 3 Dynamical systems and ergodic theory (37-XX) 3 Abstract harmonic analysis (43-XX) 3 Integral equations (45-XX) 3 Differential geometry (53-XX) 3 Probability theory and stochastic processes (60-XX) 2 Category theory; homological algebra (18-XX) 2 Topological groups, Lie groups (22-XX) 2 Integral transforms, operational calculus (44-XX) 2 Quantum theory (81-XX) 1 Combinatorics (05-XX) 1 Commutative algebra (13-XX) 1 Associative rings and algebras (16-XX) 1 Nonassociative rings and algebras (17-XX) 1 Real functions (26-XX) 1 Special functions (33-XX) 1 Difference and functional equations (39-XX) 1 Sequences, series, summability (40-XX) 1 Algebraic topology (55-XX) 1 Global analysis, analysis on manifolds (58-XX) 1 Optics, electromagnetic theory (78-XX) 1 Statistical mechanics, structure of matter (82-XX) Citations by Year