Sassi, Alejo García Fixed points for branched covering maps of the plane. (English) Zbl 07419450 Fundam. Math. 254, No. 1, 1-14 (2021). Reviewer: Antonio Linero Bas (Murcia) MSC: 37E30 37C25 37C15 37B20 PDF BibTeX XML Cite \textit{A. G. Sassi}, Fundam. Math. 254, No. 1, 1--14 (2021; Zbl 07419450) Full Text: DOI arXiv OpenURL
O’Regan, Donal Essential weakly Mönch type maps and continuation theory. (English) Zbl 07396557 Fixed Point Theory 22, No. 2, 779-784 (2021). Reviewer: Radu Precup (Cluj-Napoca) MSC: 47H10 54H25 PDF BibTeX XML Cite \textit{D. O'Regan}, Fixed Point Theory 22, No. 2, 779--784 (2021; Zbl 07396557) Full Text: Link OpenURL
Shankar, P. Hyperrigid generators in \(C^*\)-algebras. (English) Zbl 1464.46062 J. Anal. 28, No. 3, 791-797 (2020). MSC: 46L07 46L52 47A13 47L80 PDF BibTeX XML Cite \textit{P. Shankar}, J. Anal. 28, No. 3, 791--797 (2020; Zbl 1464.46062) Full Text: DOI arXiv OpenURL
Liz, Eduardo; Lois-Prados, Cristina A note on the Lasota discrete model for blood cell production. (English) Zbl 1428.37094 Discrete Contin. Dyn. Syst., Ser. B 25, No. 2, 701-713 (2020). MSC: 37N25 39A10 39A30 92C37 92D25 PDF BibTeX XML Cite \textit{E. Liz} and \textit{C. Lois-Prados}, Discrete Contin. Dyn. Syst., Ser. B 25, No. 2, 701--713 (2020; Zbl 1428.37094) Full Text: DOI OpenURL
Bardin, Boris S.; Chekina, Evgeniya A. On orbital stability of pendulum-like satellite rotations at the boundaries of stability regions. (English) Zbl 1470.70032 Nelineĭn. Din. 15, No. 4, 415-428 (2019). MSC: 70M20 70H14 PDF BibTeX XML Cite \textit{B. S. Bardin} and \textit{E. A. Chekina}, Nelineĭn. Din. 15, No. 4, 415--428 (2019; Zbl 1470.70032) Full Text: DOI MNR OpenURL
Bardin, B. S.; Chekina, E. A. On the constructive algorithm for stability investigation of an equilibrium point of a periodic Hamiltonian system with two degrees of freedom in first-order resonance case. (English. Russian original) Zbl 1465.70062 Mech. Solids 53, Suppl. 2, 15-25 (2018); translation from Prikl. Mat. Mekh. 82, No. 4, 414-426 (2018). MSC: 70H14 PDF BibTeX XML Cite \textit{B. S. Bardin} and \textit{E. A. Chekina}, Mech. Solids 53, 15--25 (2018; Zbl 1465.70062); translation from Prikl. Mat. Mekh. 82, No. 4, 414--426 (2018) Full Text: DOI OpenURL
Baladi, Viviane Dynamical zeta functions and dynamical determinants for hyperbolic maps. A functional approach. (English) Zbl 1405.37001 Ergebnisse der Mathematik und ihrer Grenzgebiete. 3. Folge 68. Cham: Springer (ISBN 978-3-319-77660-6/hbk; 978-3-319-77661-3/ebook). xv, 291 p. (2018). Reviewer: Kazuhiro Sakai (Utsunomiya) MSC: 37-02 37C30 37D20 37D35 37F15 37A45 46E35 PDF BibTeX XML Cite \textit{V. Baladi}, Dynamical zeta functions and dynamical determinants for hyperbolic maps. A functional approach. Cham: Springer (2018; Zbl 1405.37001) Full Text: DOI OpenURL
O’Regan, Donal Topological transversality principles and general coincidence theory. (English) Zbl 1438.54145 An. Științ. Univ. “Ovidius” Constanța, Ser. Mat. 25, No. 2, 159-170 (2017). Reviewer: Salvatore Sessa (Napoli) MSC: 54H25 PDF BibTeX XML Cite \textit{D. O'Regan}, An. Științ. Univ. ``Ovidius'' Constanța, Ser. Mat. 25, No. 2, 159--170 (2017; Zbl 1438.54145) Full Text: DOI OpenURL
Jørgensen, Palle E. T. Operators and representation theory. Canonical models for algebras of operators arising in quantum mechanics. 3rd edition. Revised and updated republication of the 1988 original published by North Holland. (English) Zbl 1365.46060 Mineola, NY: Dover Publications (ISBN 978-0-486-81572-5; 978-0-486-82257-0/ebook). xxv, 276 p. (2017). MSC: 46L60 46-02 46L55 46L80 46L51 46L53 46L54 17B15 46L40 PDF BibTeX XML Cite \textit{P. E. T. Jørgensen}, Operators and representation theory. Canonical models for algebras of operators arising in quantum mechanics. 3rd edition. Revised and updated republication of the 1988 original published by North Holland. Mineola, NY: Dover Publications (2017; Zbl 1365.46060) OpenURL
Shuan, Tang; Chong, Wu Essential norm of the pull back operator. (English) Zbl 1432.30019 Korean J. Math. 24, No. 1, 15-25 (2016). MSC: 30C62 PDF BibTeX XML Cite \textit{T. Shuan} and \textit{W. Chong}, Korean J. Math. 24, No. 1, 15--25 (2016; Zbl 1432.30019) Full Text: DOI OpenURL
Plaut, Conrad; Wilkins, Jay Essential circles and Gromov-Hausdorff convergence of covers. (English) Zbl 1346.57007 J. Topol. Anal. 8, No. 1, 89-115 (2016). Reviewer: Vlasta Matijević (Split) MSC: 57M10 53C23 53C20 PDF BibTeX XML Cite \textit{C. Plaut} and \textit{J. Wilkins}, J. Topol. Anal. 8, No. 1, 89--115 (2016; Zbl 1346.57007) Full Text: DOI arXiv OpenURL
O’Regan, Donal Mönch type results for maps with weakly sequentially closed graphs. (English) Zbl 1335.47037 Dyn. Syst. Appl. 24, No. 1-2, 129-134 (2015). Reviewer: Gabriela Petruşel (Cluj-Napoca) MSC: 47H10 47H04 54H25 PDF BibTeX XML Cite \textit{D. O'Regan}, Dyn. Syst. Appl. 24, No. 1--2, 129--134 (2015; Zbl 1335.47037) OpenURL
Sevost’yanov, E. A. On removable singularities of maps with growth bounded by a function. (English. Russian original) Zbl 1319.30015 Math. Notes 97, No. 3, 438-449 (2015); translation from Mat. Zametki 97, No. 3, 448-461 (2015). MSC: 30C65 PDF BibTeX XML Cite \textit{E. A. Sevost'yanov}, Math. Notes 97, No. 3, 438--449 (2015; Zbl 1319.30015); translation from Mat. Zametki 97, No. 3, 448--461 (2015) Full Text: DOI OpenURL
O’Regan, Donal Continuation principles based on essential maps and topological degree. (English) Zbl 1321.55001 Appl. Anal. 94, No. 5, 1032-1041 (2015). Reviewer: Radu Precup (Cluj-Napoca) MSC: 55M20 47H10 PDF BibTeX XML Cite \textit{D. O'Regan}, Appl. Anal. 94, No. 5, 1032--1041 (2015; Zbl 1321.55001) Full Text: DOI OpenURL
O’Regan, Donal Homotopy type results for maps with weakly sequentially closed graphs. (English) Zbl 1318.47070 Dyn. Contin. Discrete Impuls. Syst., Ser. A, Math. Anal. 21, No. 3-4, 355-360 (2014). Reviewer: Dorota Gabor (Toruń) MSC: 47H10 47H04 PDF BibTeX XML Cite \textit{D. O'Regan}, Dyn. Contin. Discrete Impuls. Syst., Ser. A, Math. Anal. 21, No. 3--4, 355--360 (2014; Zbl 1318.47070) Full Text: Link Link OpenURL
O’Regan, Donal On the existence of connected sets of solutions for nonlinear operators. (English) Zbl 1321.47119 Fixed Point Theory 15, No. 1, 189-198 (2014). Reviewer: Grzegorz Gabor (Toruń) MSC: 47H10 47H04 PDF BibTeX XML Cite \textit{D. O'Regan}, Fixed Point Theory 15, No. 1, 189--198 (2014; Zbl 1321.47119) Full Text: Link OpenURL
O’Regan, Donal Generalized Leray-Schauder principles for general classes of maps in completely regular topological spaces. (English) Zbl 1297.47063 Appl. Anal. 93, No. 8, 1674-1690 (2014). Reviewer: Christian Fenske (Gießen) MSC: 47H10 47H04 47H11 PDF BibTeX XML Cite \textit{D. O'Regan}, Appl. Anal. 93, No. 8, 1674--1690 (2014; Zbl 1297.47063) Full Text: DOI OpenURL
O’Regan, Donal Multiple fixed points via essential and inessential multimaps. (English) Zbl 1306.55001 Indian J. Math. 55, No. 2, 149-161 (2013). Reviewer: Dorota Gabor (Toruń) MSC: 55M20 54C60 PDF BibTeX XML Cite \textit{D. O'Regan}, Indian J. Math. 55, No. 2, 149--161 (2013; Zbl 1306.55001) OpenURL
O’Regan, Donal A unified theory for homotopy principles for multimaps. (English) Zbl 1312.54028 Appl. Anal. 92, No. 9, 1944-1958 (2013). Reviewer: Zdzisław Dzedzej (Gdansk) MSC: 54H25 54C60 55M20 54C10 PDF BibTeX XML Cite \textit{D. O'Regan}, Appl. Anal. 92, No. 9, 1944--1958 (2013; Zbl 1312.54028) Full Text: DOI OpenURL
Lejeune-Jalabert, Monique; Reguera, Ana J. Exceptional divisors that are not uniruled belong to the image of the Nash map. (English) Zbl 1244.14003 J. Inst. Math. Jussieu 11, No. 2, 273-287 (2012). Reviewer: Shihoko Ishii (Tokyo) MSC: 14B05 14E15 14J17 32S05 32S45 PDF BibTeX XML Cite \textit{M. Lejeune-Jalabert} and \textit{A. J. Reguera}, J. Inst. Math. Jussieu 11, No. 2, 273--287 (2012; Zbl 1244.14003) Full Text: DOI arXiv OpenURL
Vingron, Shimon P. Logic circuit design. Selected methods. (English) Zbl 1246.94007 Berlin: Springer (ISBN 978-3-642-27656-9/hbk; 978-3-642-27657-6/ebook). xiv, 258 p. (2012). Reviewer: Ioan Tomescu (Bucureşti) MSC: 94-01 94C10 PDF BibTeX XML Cite \textit{S. P. Vingron}, Logic circuit design. Selected methods. Berlin: Springer (2012; Zbl 1246.94007) Full Text: DOI OpenURL
Yang, Zhe; Pu, Yong Jian Existence and stability of solutions for maximal element theorem on Hadamard manifolds with applications. (English) Zbl 1254.58003 Nonlinear Anal., Theory Methods Appl., Ser. A, Theory Methods 75, No. 2, 516-525 (2012). Reviewer: Valerii V. Obukhovskij (Voronezh) MSC: 58C30 58C06 53C25 91A06 91B50 47J20 PDF BibTeX XML Cite \textit{Z. Yang} and \textit{Y. J. Pu}, Nonlinear Anal., Theory Methods Appl., Ser. A, Theory Methods 75, No. 2, 516--525 (2012; Zbl 1254.58003) Full Text: DOI OpenURL
Mallet-Paret, John; Nussbaum, Roger D. Inequivalent measures of noncompactness and the radius of the essential spectrum. (English) Zbl 1219.47073 Proc. Am. Math. Soc. 139, No. 3, 917-930 (2011). Reviewer: Jarosław Górnicki (Rzeszów) MSC: 47H08 46B20 46B25 46B45 47A10 47H10 PDF BibTeX XML Cite \textit{J. Mallet-Paret} and \textit{R. D. Nussbaum}, Proc. Am. Math. Soc. 139, No. 3, 917--930 (2011; Zbl 1219.47073) Full Text: DOI OpenURL
Marletta, Marco Neumann-Dirichlet maps and analysis of spectral pollution for non-self-adjoint elliptic PDEs with real essential spectrum. (English) Zbl 1206.65245 IMA J. Numer. Anal. 30, No. 4, 917-939 (2010). Reviewer: Fernando Casas (Castellon) MSC: 65N25 35P15 35J10 PDF BibTeX XML Cite \textit{M. Marletta}, IMA J. Numer. Anal. 30, No. 4, 917--939 (2010; Zbl 1206.65245) Full Text: DOI OpenURL
Calamai, Alessandro; Furi, Massimo; Vignoli, Alfonso A new spectrum for nonlinear operators in Banach spaces. (English) Zbl 1233.47055 Nonlinear Funct. Anal. Appl. 14, No. 2, 317-347 (2009). Reviewer: Martin Väth (Berlin) MSC: 47J10 47H08 47J05 47J15 PDF BibTeX XML Cite \textit{A. Calamai} et al., Nonlinear Funct. Anal. Appl. 14, No. 2, 317--347 (2009; Zbl 1233.47055) Full Text: arXiv OpenURL
Bendaoud, M.; Bourhim, A. Essentially spectrally bounded linear maps. (English) Zbl 1177.47048 Proc. Am. Math. Soc. 137, No. 10, 3329-3334 (2009). Reviewer: Janko Bračič (Ljubljana) MSC: 47B49 PDF BibTeX XML Cite \textit{M. Bendaoud} and \textit{A. Bourhim}, Proc. Am. Math. Soc. 137, No. 10, 3329--3334 (2009; Zbl 1177.47048) Full Text: DOI OpenURL
Macías, Sergio; Nadler, Sam B. jun. On hereditarily decomposable homogeneous continua. (English) Zbl 1181.54038 Topol. Proc. 34, 131-145 (2009). Reviewer: Leonard R. Rubin (Norman) MSC: 54F15 54C60 54B20 PDF BibTeX XML Cite \textit{S. Macías} and \textit{S. B. Nadler jun.}, Topol. Proc. 34, 131--145 (2009; Zbl 1181.54038) OpenURL
O’Regan, Donal Continuation theorems for acyclic maps in topological spaces. (English) Zbl 1186.54039 Commun. Appl. Anal. 13, No. 1, 39-46 (2009). Reviewer: Ioan A. Rus (Cluj-Napoca) MSC: 54H25 47H10 PDF BibTeX XML Cite \textit{D. O'Regan}, Commun. Appl. Anal. 13, No. 1, 39--46 (2009; Zbl 1186.54039) OpenURL
Yebdri, Mustapha; Nigro, Fadela An existence result for a functional differential equation on a Banach space. (English) Zbl 1166.34330 Appl. Math. Lett. 22, No. 3, 356-360 (2009). MSC: 34K30 PDF BibTeX XML Cite \textit{M. Yebdri} and \textit{F. Nigro}, Appl. Math. Lett. 22, No. 3, 356--360 (2009; Zbl 1166.34330) Full Text: DOI OpenURL
Lan, K. Q. A variational inequality theory for demicontinuous \(S\)-contractive maps with applications to semilinear elliptic inequalities. (English) Zbl 1160.49009 J. Differ. Equations 246, No. 3, 909-928 (2009). MSC: 49J40 35R45 47J20 47H05 47H06 PDF BibTeX XML Cite \textit{K. Q. Lan}, J. Differ. Equations 246, No. 3, 909--928 (2009; Zbl 1160.49009) Full Text: DOI OpenURL
Liu, Wenzhong; Liu, Yanpei The number of rooted essential maps on surfaces. (English) Zbl 1184.05077 Acta Math. Sin., Engl. Ser. 24, No. 8, 1303-1312 (2008). MSC: 05C45 05C30 PDF BibTeX XML Cite \textit{W. Liu} and \textit{Y. Liu}, Acta Math. Sin., Engl. Ser. 24, No. 8, 1303--1312 (2008; Zbl 1184.05077) Full Text: DOI OpenURL
Hanke, Bernhard; Kotschick, Dieter; Roe, John; Schick, Thomas Coarse topology, enlargeability, and essentialness. (English) Zbl 1169.53032 Ann. Sci. Éc. Norm. Supér. (4) 41, No. 3, 473-495 (2008). Reviewer: Jesus A. Álvarez López (Santiago de Compostela) MSC: 53C23 55N99 19K35 19K56 PDF BibTeX XML Cite \textit{B. Hanke} et al., Ann. Sci. Éc. Norm. Supér. (4) 41, No. 3, 473--495 (2008; Zbl 1169.53032) Full Text: DOI arXiv Link OpenURL
Lin, Zhi Existence and stability of the solutions for the system of generalized implicit vector variational inequality problems with set-valued map. (Chinese. English summary) Zbl 1164.49307 J. Syst. Sci. Math. Sci. 28, No. 2, 136-143 (2008). MSC: 49J53 49J40 47H04 47J10 PDF BibTeX XML Cite \textit{Z. Lin}, J. Syst. Sci. Math. Sci. 28, No. 2, 136--143 (2008; Zbl 1164.49307) OpenURL
Voblyi, V. A. Simplification of formulas for the number of maps on surfaces. (English) Zbl 1145.05025 Math. Notes 83, No. 1, 14-22 (2008); translation from Mat. Zametki 83, No. 1, 14-23 (2008). MSC: 05C30 05C10 05A19 PDF BibTeX XML Cite \textit{V. A. Voblyi}, Math. Notes 83, No. 1, 14--22 (2008; Zbl 1145.05025); translation from Mat. Zametki 83, No. 1, 14--23 (2008) Full Text: DOI OpenURL
Turzík, Daniel; Dubcová, Miroslava Stability of steady state and traveling waves solutions in coupled map lattices. (English) Zbl 1143.37331 Int. J. Bifurcation Chaos Appl. Sci. Eng. 18, No. 1, 219-225 (2008). MSC: 37L60 35P05 35Q51 47N20 PDF BibTeX XML Cite \textit{D. Turzík} and \textit{M. Dubcová}, Int. J. Bifurcation Chaos Appl. Sci. Eng. 18, No. 1, 219--225 (2008; Zbl 1143.37331) Full Text: DOI OpenURL
Liu, Wenzhong; Liu, Yanpei Enumeration of three kinds of rooted maps on the Klein bottle. (English) Zbl 1125.05052 J. Appl. Math. Comput. 24, No. 1-2, 411-419 (2007). Reviewer: William G. Brown (Montréal) MSC: 05C30 05C10 57N05 PDF BibTeX XML Cite \textit{W. Liu} and \textit{Y. Liu}, J. Appl. Math. Comput. 24, No. 1--2, 411--419 (2007; Zbl 1125.05052) Full Text: DOI OpenURL
Kato, Hisao Higher-dimensional Bruckner-Garg type theorem. (English) Zbl 1152.54339 Topology Appl. 154, No. 8, 1690-1702 (2007). Reviewer: K. P. Hart (Delft) (MR2317072) MSC: 54C35 54F45 54F15 57Q65 PDF BibTeX XML Cite \textit{H. Kato}, Topology Appl. 154, No. 8, 1690--1702 (2007; Zbl 1152.54339) Full Text: DOI OpenURL
Lin, Zhi The study of the system of generalized vector quasi-equilibrium problems. (English) Zbl 1146.90080 J. Glob. Optim. 36, No. 4, 627-635 (2006). MSC: 90C33 PDF BibTeX XML Cite \textit{Z. Lin}, J. Glob. Optim. 36, No. 4, 627--635 (2006; Zbl 1146.90080) Full Text: DOI OpenURL
Matache, Valentin A short proof of a characterization of inner functions in terms of the composition operators they induce. (English) Zbl 1105.47022 Rocky Mt. J. Math. 35, No. 5, 1723-1726 (2005). Reviewer: Bahman Yousefi (Shiraz) MSC: 47B33 30D55 PDF BibTeX XML Cite \textit{V. Matache}, Rocky Mt. J. Math. 35, No. 5, 1723--1726 (2005; Zbl 1105.47022) Full Text: DOI OpenURL
MacCluer, Barbara D.; Weir, Rachel J. Linear-fractional composition operators in several variables. (English) Zbl 1121.47017 Integral Equations Oper. Theory 53, No. 3, 373-402 (2005). Reviewer: Pengyan Hu (Shenzhen) MSC: 47B33 32A35 32A36 PDF BibTeX XML Cite \textit{B. D. MacCluer} and \textit{R. J. Weir}, Integral Equations Oper. Theory 53, No. 3, 373--402 (2005; Zbl 1121.47017) Full Text: DOI OpenURL
O’Regan, Donal Fixed point theory on extension-type spaces and essential maps on topological spaces. (English) Zbl 1089.47044 Fixed Point Theory Appl. 2004, No. 1, 13-20 (2004). Reviewer: Zhang Xian (Xiamen) MSC: 47H10 54H25 PDF BibTeX XML Cite \textit{D. O'Regan}, Fixed Point Theory Appl. 2004, No. 1, 13--20 (2004; Zbl 1089.47044) Full Text: DOI EuDML OpenURL
O’Regan, Donal Homotopy and Leray-Schauder type results for admissible inward multimaps. (English) Zbl 1088.47043 J. Concr. Appl. Math. 2, No. 1, 67-76 (2004). Reviewer: Zhilin Yang (Qingdao) MSC: 47H04 47H10 PDF BibTeX XML Cite \textit{D. O'Regan}, J. Concr. Appl. Math. 2, No. 1, 67--76 (2004; Zbl 1088.47043) OpenURL
Agarwal, R. P.; O’Regan, Donal Essential \({\mathcal U}_c^\kappa\)-type maps and Birkhoff–Kellogg theorems. (English) Zbl 1084.47044 J. Appl. Math. Stochastic Anal. 2004, No. 1, 1-8 (2004). Reviewer: S. P. Singh (London, Ontario) MSC: 47H10 54H25 PDF BibTeX XML Cite \textit{R. P. Agarwal} and \textit{D. O'Regan}, J. Appl. Math. Stochastic Anal. 2004, No. 1, 1--8 (2004; Zbl 1084.47044) Full Text: DOI EuDML OpenURL
Keller, Gerhard; Rugh, Hans Henrik Eigenfunctions for smooth expanding circle maps. (English) Zbl 1066.37024 Nonlinearity 17, No. 5, 1723-1730 (2004). MSC: 37E10 37D20 47A35 37C30 PDF BibTeX XML Cite \textit{G. Keller} and \textit{H. H. Rugh}, Nonlinearity 17, No. 5, 1723--1730 (2004; Zbl 1066.37024) Full Text: DOI arXiv OpenURL
Luo, Qun On essential components of critical points for set-valued mappings. (English) Zbl 1061.54015 Nonlinear Funct. Anal. Appl. 9, No. 2, 281-288 (2004). Reviewer: Mircea Balaj (Oradea) MSC: 54C60 54H25 54C99 PDF BibTeX XML Cite \textit{Q. Luo}, Nonlinear Funct. Anal. Appl. 9, No. 2, 281--288 (2004; Zbl 1061.54015) OpenURL
Agarwal, R. P.; O’Regan, D. Fixed-point theorems for \(S\)-KKM maps. (English) Zbl 1063.47049 Appl. Math. Lett. 16, No. 8, 1257-1264 (2003). Reviewer: Peter Zabreiko (Minsk) MSC: 47H10 47H04 PDF BibTeX XML Cite \textit{R. P. Agarwal} and \textit{D. O'Regan}, Appl. Math. Lett. 16, No. 8, 1257--1264 (2003; Zbl 1063.47049) Full Text: DOI OpenURL
O’Regan, Donal A note on a new essential map approach for DKT maps. (English) Zbl 1070.47048 Nonlinear Funct. Anal. Appl. 8, No. 4, 603-608 (2003). Reviewer: Nicoleta Negoescu (Iaşi) MSC: 47H10 PDF BibTeX XML Cite \textit{D. O'Regan}, Nonlinear Funct. Anal. Appl. 8, No. 4, 603--608 (2003; Zbl 1070.47048) OpenURL
Grace, E. E.; Vought, E. J. Preservation of properties of continua by refinable maps. (English) Zbl 1021.54017 Houston J. Math. 29, No. 1, 105-112 (2003). Reviewer: J.J.Charatonik (México) MSC: 54C10 54F15 54F50 54F55 54G20 PDF BibTeX XML Cite \textit{E. E. Grace} and \textit{E. J. Vought}, Houston J. Math. 29, No. 1, 105--112 (2003; Zbl 1021.54017) OpenURL
Kannai, Yakar Local properties of maps of the ball. (English) Zbl 1017.26020 Abstr. Appl. Anal. 2003, No. 2, 75-81 (2003). MSC: 26E10 58K05 58C25 PDF BibTeX XML Cite \textit{Y. Kannai}, Abstr. Appl. Anal. 2003, No. 2, 75--81 (2003; Zbl 1017.26020) Full Text: DOI EuDML OpenURL
Agarwal, Ravi P.; O’Regan, Donal; Sambandham, M. Random degree and essentiality for countably condensing maps. (English) Zbl 1066.47061 Stochastic Anal. Appl. 20, No. 6, 1169-1176 (2002). Reviewer: Andrzej Nowak (MR 2003m:47117) MSC: 47H40 47H11 47H10 60H25 PDF BibTeX XML Cite \textit{R. P. Agarwal} et al., Stochastic Anal. Appl. 20, No. 6, 1169--1176 (2002; Zbl 1066.47061) Full Text: DOI OpenURL
Wei, Shihshu Walter Nonlinear partial differential systems on Riemannian manifolds with their geometric applications. (English) Zbl 1043.53033 J. Geom. Anal. 12, No. 1, 147-182 (2002). Reviewer: Alberto Parmeggiani (Bologna) MSC: 53C21 35J60 35R45 58E20 PDF BibTeX XML Cite \textit{S. W. Wei}, J. Geom. Anal. 12, No. 1, 147--182 (2002; Zbl 1043.53033) Full Text: DOI OpenURL
Steele, T. H. The essential point set of a continuous function. (English) Zbl 1071.26500 Real Anal. Exch. 26(2000-2001), No. 1, 201-215 (2001). MSC: 26A18 54H20 54H25 PDF BibTeX XML Cite \textit{T. H. Steele}, Real Anal. Exch. 26, No. 1, 201--215 (2001; Zbl 1071.26500) OpenURL
Agarwal, Ravi P.; O’Regan, Donal Nonlinear essential maps of Mönch, 1-set contractive demicopmact and monotone \((S)_+\) type. (English) Zbl 1002.47030 J. Appl. Math. Stochastic Anal. 14, No. 3, 293-301 (2001). Reviewer: J.Górnicki (Rzeszów) MSC: 47H10 PDF BibTeX XML Cite \textit{R. P. Agarwal} and \textit{D. O'Regan}, J. Appl. Math. Stochastic Anal. 14, No. 3, 293--301 (2001; Zbl 1002.47030) Full Text: DOI EuDML OpenURL
Agarwal, R. P.; O’Regan, D. Fixed-point theory for set valued mappings between topological vector spaces having sufficiently many linear functionals. (English) Zbl 0991.47044 Comput. Math. Appl. 41, No. 7-8, 917-928 (2001). Reviewer: Peter Zabreiko (Minsk) MSC: 47H10 47J05 54H25 47H04 PDF BibTeX XML Cite \textit{R. P. Agarwal} and \textit{D. O'Regan}, Comput. Math. Appl. 41, No. 7--8, 917--928 (2001; Zbl 0991.47044) Full Text: DOI OpenURL
Strom, Jeffrey Essential category weight and phantom maps. (English) Zbl 0983.55011 Aguadé, Jaume (ed.) et al., Cohomological methods in homotopy theory. Proceedings of the Barcelona conference on algebraic topology (BCAT), Bellaterra, Spain, June 4-10, 1998. Basel: Birkhäuser. Prog. Math. 196, 409-415 (2001). Reviewer: Richard John Steiner (Glasgow) MSC: 55P99 PDF BibTeX XML Cite \textit{J. Strom}, Prog. Math. 196, 409--415 (2001; Zbl 0983.55011) OpenURL
McGibbon, C. A.; Strom, Jeffrey Numerical invariants of phantom maps. (English) Zbl 0988.55009 Am. J. Math. 123, No. 4, 679-697 (2001). Reviewer: Richard John Steiner (Glasgow) MSC: 55P99 PDF BibTeX XML Cite \textit{C. A. McGibbon} and \textit{J. Strom}, Am. J. Math. 123, No. 4, 679--697 (2001; Zbl 0988.55009) Full Text: DOI Link OpenURL
Levin, Michael Constructing compacta of different extensional dimensions. (English) Zbl 0985.54031 Can. Math. Bull. 44, No. 1, 80-86 (2001). Reviewer: L.R.Rubin (Norman) MSC: 54F45 55M10 55U20 PDF BibTeX XML Cite \textit{M. Levin}, Can. Math. Bull. 44, No. 1, 80--86 (2001; Zbl 0985.54031) Full Text: DOI OpenURL
Agarwal, Ravi P.; O’Regan, Donal Essentiality for Mönch type maps. (English) Zbl 0966.47037 Proc. Am. Math. Soc. 129, No. 4, 1015-1020 (2001). Reviewer: Christian Fenske (Gießen) MSC: 47H10 47H09 PDF BibTeX XML Cite \textit{R. P. Agarwal} and \textit{D. O'Regan}, Proc. Am. Math. Soc. 129, No. 4, 1015--1020 (2001; Zbl 0966.47037) Full Text: DOI OpenURL
Del Prete, I.; Di Iorio, M.; Naimpally, S. Essential fixed points of functions and multifunctions. (English) Zbl 1015.54021 Real Anal. Exch. 25(1999-2000), No. 1, 369-381 (2000). MSC: 54H25 47H09 47H10 54B20 54C35 PDF BibTeX XML Cite \textit{I. Del Prete} et al., Real Anal. Exch. 25, No. 1, 369--381 (2000; Zbl 1015.54021) OpenURL
Lazăr, Vasile On the essentiality of the Mönch type maps. (English) Zbl 1023.47034 Semin. Fixed Point Theory Cluj-Napoca 1, 59-62 (2000). MSC: 47H10 PDF BibTeX XML Cite \textit{V. Lazăr}, Semin. Fixed Point Theory Cluj-Napoca 1, 59--62 (2000; Zbl 1023.47034) OpenURL
Davis, J. F.; Nadler, Sam B. jun. Hereditarily weakly confluent mappings onto \(S^1\). (English) Zbl 0988.54033 Houston J. Math. 26, No. 4, 693-720 (2000). Reviewer: J.J.Charatonik (México) MSC: 54F15 54E40 54C05 PDF BibTeX XML Cite \textit{J. F. Davis} and \textit{S. B. Nadler jun.}, Houston J. Math. 26, No. 4, 693--720 (2000; Zbl 0988.54033) OpenURL
Clapp, Mónica; Marzantowicz, Wacław Essential equivariant maps and Borsuk-Ulam theorems. (English) Zbl 0961.55005 J. Lond. Math. Soc., II. Ser. 61, No. 3, 950-960 (2000). Reviewer: S.A.Antonyan (México) MSC: 55M20 58E05 57S10 55N91 55P91 PDF BibTeX XML Cite \textit{M. Clapp} and \textit{W. Marzantowicz}, J. Lond. Math. Soc., II. Ser. 61, No. 3, 950--960 (2000; Zbl 0961.55005) Full Text: DOI OpenURL
Agarwal, R. P.; O’Regan, D. Essential and inessential maps and continuation theorems. (English) Zbl 0979.47033 Appl. Math. Lett. 13, No. 2, 83-90 (2000). Reviewer: Marco Biroli (Monza) MSC: 47H04 47H10 PDF BibTeX XML Cite \textit{R. P. Agarwal} and \textit{D. O'Regan}, Appl. Math. Lett. 13, No. 2, 83--90 (2000; Zbl 0979.47033) Full Text: DOI OpenURL
Shen, Dongsheng On continuity of the spectrum of a class of operators. (Chinese. English summary) Zbl 0969.47002 J. Zhangzhou Teach. Coll., Nat. Sci. 12, No. 1, 9-12 (1999). MSC: 47A10 47A53 46L05 PDF BibTeX XML Cite \textit{D. Shen}, J. Zhangzhou Teach. Coll., Nat. Sci. 12, No. 1, 9--12 (1999; Zbl 0969.47002) OpenURL
Agarwal, Ravi P.; O’Regan, Donal Coincidence points for perturbations of linear Fredholm maps of index zero. (English) Zbl 0953.55002 Publ. Res. Inst. Math. Sci. 35, No. 5, 725-736 (1999). Reviewer: R.F.Brown (Los Angeles) MSC: 55M20 34B15 54H25 47H10 PDF BibTeX XML Cite \textit{R. P. Agarwal} and \textit{D. O'Regan}, Publ. Res. Inst. Math. Sci. 35, No. 5, 725--736 (1999; Zbl 0953.55002) Full Text: DOI OpenURL
Agarwal, R. P.; O’Regan, D. An essential map approach for multivalued \(A\)-proper, weakly inward, DKT and weakly closed maps. (English) Zbl 1015.47035 Comput. Math. Appl. 38, No. 7-8, 89-100 (1999). MSC: 47H10 47H04 47J05 PDF BibTeX XML Cite \textit{R. P. Agarwal} and \textit{D. O'Regan}, Comput. Math. Appl. 38, No. 7--8, 89--100 (1999; Zbl 1015.47035) Full Text: DOI OpenURL
Karno, Zbigniew On \(T\)-modifications of mappings into surfaces. (English) Zbl 0917.57006 Bull. Pol. Acad. Sci., Math. 46, No. 4, 345-350 (1998). Reviewer: John Walsh (Cleveland) MSC: 57N05 54E40 55Q05 57R65 PDF BibTeX XML Cite \textit{Z. Karno}, Bull. Pol. Acad. Sci., Math. 46, No. 4, 345--350 (1998; Zbl 0917.57006) OpenURL
Poggi-Corradini, Pietro The Hardy class of geometric models and the essential spectral radius of composition operators. (English) Zbl 0871.30033 J. Funct. Anal. 143, No. 1, 129-156 (1997). Reviewer: S.Norvidas (Vilnius) MSC: 30D55 47B38 PDF BibTeX XML Cite \textit{P. Poggi-Corradini}, J. Funct. Anal. 143, No. 1, 129--156 (1997; Zbl 0871.30033) Full Text: DOI OpenURL
Karno, Zbigniew On a theorem of P. S. Aleksandrov. (English) Zbl 0873.54038 Colloq. Math. 72, No. 1, 39-51 (1997). Reviewer: J.Walsh (Riverside) MSC: 54F45 54C10 54C50 54E40 55P99 57Q99 PDF BibTeX XML Cite \textit{Z. Karno}, Colloq. Math. 72, No. 1, 39--51 (1997; Zbl 0873.54038) Full Text: DOI EuDML OpenURL
Precup, Radu Continuation principles for coincidences. (English) Zbl 0917.47054 Mathematica 39(62), No. 1, 103-110 (1997). Reviewer: C.Fenske (Gießen) MSC: 47J05 PDF BibTeX XML Cite \textit{R. Precup}, Mathematica 39(62), No. 1, 103--110 (1997; Zbl 0917.47054) OpenURL
Precup, Radu Existence theorems for nonlinear problems by continuation methods. (English) Zbl 0906.47041 Nonlinear Anal., Theory Methods Appl. 30, No. 6, 3313-3322 (1997). Reviewer: M.Turinici (Iaşi) MSC: 47H10 47J05 PDF BibTeX XML Cite \textit{R. Precup}, Nonlinear Anal., Theory Methods Appl. 30, No. 6, 3313--3322 (1997; Zbl 0906.47041) Full Text: DOI OpenURL
Buhler, J.; Reichstein, Z. On the essential dimension of a finite group. (English) Zbl 0905.12003 Compos. Math. 106, No. 2, 159-179 (1997). Reviewer: M.Epkenhans (Paderborn) MSC: 12E05 20B30 12F10 14E05 14L30 PDF BibTeX XML Cite \textit{J. Buhler} and \textit{Z. Reichstein}, Compos. Math. 106, No. 2, 159--179 (1997; Zbl 0905.12003) Full Text: DOI OpenURL
Lin, Fang Hua; Lin, Tai-Chia Minimax solutions of the Ginzburg-Landau equations. (English) Zbl 0876.49006 Sel. Math., New Ser. 3, No. 1, 99-113 (1997). Reviewer: V.D.Rădulescu (Craiova) MSC: 49J35 35J20 35J60 58E20 81T13 PDF BibTeX XML Cite \textit{F. H. Lin} and \textit{T.-C. Lin}, Sel. Math., New Ser. 3, No. 1, 99--113 (1997; Zbl 0876.49006) Full Text: DOI OpenURL
Pol, Roman Finite-to-one mappings on infinite-dimensional compacta. (English) Zbl 0919.54027 Coplakova, Eva (ed.) et al., Papers on general topology and applications. Proceedings of the 10th summer conference, Amsterdam, Netherlands, August 15–18, 1994. New York, NY: New York Academy of Sciences. Ann. N. Y. Acad. Sci. 788, 175-183 (1996). Reviewer: K.P.Hart (Delft) MSC: 54F45 54C10 PDF BibTeX XML Cite \textit{R. Pol}, in: Papers on general topology and applications. Proceedings of the 10th summer conference, Amsterdam, Netherlands, August 15--18, 1994. New York, NY: New York Academy of Sciences. 175--183 (1996; Zbl 0919.54027) OpenURL
Ding, Zouhua; Kartsatos, Athanassios G. \(p\)-regular mappings and alternative results for perturbation of \(m\)-accretive operators in Banach spaces. (English) Zbl 0863.47049 Topol. Methods Nonlinear Anal. 5, No. 2, 291-304 (1995). Reviewer: I.N.Baker (London) MSC: 47J25 47H05 47H10 47H04 PDF BibTeX XML Cite \textit{Z. Ding} and \textit{A. G. Kartsatos}, Topol. Methods Nonlinear Anal. 5, No. 2, 291--304 (1995; Zbl 0863.47049) Full Text: DOI OpenURL
Levin, Michael; Sternfeld, Yaki Mappings which are stable with respect to the property \(\dim f(X)\geq k\). (English) Zbl 0819.54023 Topology Appl. 52, No. 3, 241-265 (1993). Reviewer: D.Repovš (Ljubljana) MSC: 54F45 PDF BibTeX XML Cite \textit{M. Levin} and \textit{Y. Sternfeld}, Topology Appl. 52, No. 3, 241--265 (1993; Zbl 0819.54023) Full Text: DOI OpenURL
Mohar, Bojan; Robertson, Neil Disjoint essential circuits in toroidal maps. (English) Zbl 0792.05046 Trotter, William T. (ed.), Planar graphs. Workshop held at DIMACS from November 18, 1991 through November 21, 1991. Providence, RI: American Mathematical Society. DIMACS, Ser. Discrete Math. Theor. Comput. Sci. 9, 109-130 (1993). Reviewer: A.T.White (Kalamazoo) MSC: 05C10 05C38 PDF BibTeX XML Cite \textit{B. Mohar} and \textit{N. Robertson}, DIMACS, Ser. Discrete Math. Theor. Comput. Sci. 9, 109--130 (1993; Zbl 0792.05046) OpenURL
Erbe, L. H.; Krawcewicz, W.; Wu, J. H. A composite coincidence degree with applications to boundary value problems of neutral equations. (English) Zbl 0770.34053 Trans. Am. Math. Soc. 335, No. 2, 459-478 (1993). Reviewer: R.Precup (Cluj-Napoca) MSC: 34K40 34K10 47H10 47H11 54H25 34K99 47H09 47J05 47J25 PDF BibTeX XML Cite \textit{L. H. Erbe} et al., Trans. Am. Math. Soc. 335, No. 2, 459--478 (1993; Zbl 0770.34053) Full Text: DOI OpenURL
Ruelle, David Spectral properties of a class of operators associated with conformal maps in two dimensions. (English) Zbl 0753.47012 Commun. Math. Phys. 144, No. 3, 537-556 (1992). Reviewer: I.Gottlieb (Iaşi) MSC: 47B38 30C20 PDF BibTeX XML Cite \textit{D. Ruelle}, Commun. Math. Phys. 144, No. 3, 537--556 (1992; Zbl 0753.47012) Full Text: DOI OpenURL
Ruelle, David Spectral properties of a class of operators associated with maps in one dimension. (English) Zbl 0811.47002 Ergodic Theory Dyn. Syst. 11, No. 4, 757-767 (1991). MSC: 47A10 47B38 PDF BibTeX XML Cite \textit{D. Ruelle}, Ergodic Theory Dyn. Syst. 11, No. 4, 757--767 (1991; Zbl 0811.47002) Full Text: DOI OpenURL
Frigon, Marlène Application de la théorie de la transversalité topologique à des problèmes non linéaires pour des équations différentielles ordinaires. (Application of topological transversality theory to nonlinear problems for ordinary differential equations). (French) Zbl 0728.34017 Diss. Math. 296, 75 p. (1990). Reviewer: O.Arino (Pau) MSC: 34B15 47B10 PDF BibTeX XML OpenURL
Groenewald, N. J.; Potgieter, P. C. On uniformly strongly prime near-rings. (English) Zbl 0712.16025 Math. Jap. 35, No. 4, 667-673 (1990). Reviewer: D.M.Olson MSC: 16Y30 16N80 16N60 PDF BibTeX XML Cite \textit{N. J. Groenewald} and \textit{P. C. Potgieter}, Math. Japon. 35, No. 4, 667--673 (1990; Zbl 0712.16025) OpenURL
O’Regan, Donal Some new results for second order boundary value problems. (English) Zbl 0711.34025 J. Math. Anal. Appl. 148, No. 2, 548-570 (1990). Reviewer: A.Boucherif MSC: 34B15 PDF BibTeX XML Cite \textit{D. O'Regan}, J. Math. Anal. Appl. 148, No. 2, 548--570 (1990; Zbl 0711.34025) Full Text: DOI OpenURL
Granas, A.; Guenther, R. B.; Lee, J. W. Existence principles for classical and Carathéodory solutions of nonlinear systems and applications. (English) Zbl 0717.34022 Differential equations and applications, Proc. Int. Conf., Columbus/OH (USA) 1988, Vol. I, 353-364 (1989). MSC: 34B15 34B10 34A12 47H10 PDF BibTeX XML OpenURL
Brechner, B. L.; Mayer, J. C.; Tymchatyn, E. D. Inaccessibility, essential maps, and shape theory. (English) Zbl 0695.54025 Fundam. Math. 132, No. 1, 1-23 (1989). Reviewer: W.Lewis MSC: 54F15 54C56 54C10 54C55 PDF BibTeX XML Cite \textit{B. L. Brechner} et al., Fundam. Math. 132, No. 1, 1--23 (1989; Zbl 0695.54025) Full Text: DOI EuDML OpenURL
O’Regan, D. Positive solutions to singular and non-singular second-order boundary value problems. (English) Zbl 0689.34015 J. Math. Anal. Appl. 142, No. 1, 40-52 (1989). MSC: 34B05 34C11 PDF BibTeX XML Cite \textit{D. O'Regan}, J. Math. Anal. Appl. 142, No. 1, 40--52 (1989; Zbl 0689.34015) Full Text: DOI OpenURL
Krasinkiewicz, Józef; Lorentz, Krzysztof Disjoint membranes in cubes. (English) Zbl 0761.54008 Bull. Pol. Acad. Sci., Math. 36, No. 7-8, 397-402 (1988). Reviewer: J.Walsh (Riverside) MSC: 54B10 54B15 54F45 PDF BibTeX XML Cite \textit{J. Krasinkiewicz} and \textit{K. Lorentz}, Bull. Pol. Acad. Sci., Math. 36, No. 7--8, 397--402 (1988; Zbl 0761.54008) OpenURL
Garity, Dennis J.; Rohm, Dale M. Stable maps into the Hilbert cube. (English) Zbl 0692.54022 Proc. Am. Math. Soc. 104, No. 2, 632-634 (1988). MSC: 54F45 57N20 54C10 PDF BibTeX XML Cite \textit{D. J. Garity} and \textit{D. M. Rohm}, Proc. Am. Math. Soc. 104, No. 2, 632--634 (1988; Zbl 0692.54022) Full Text: DOI OpenURL
O’Regan, D. A note on the application of topological transversality to nonlinear differential equations in Hilbert spaces. (English) Zbl 0684.34063 Rocky Mt. J. Math. 18, No. 4, 801-811 (1988). Reviewer: S.Totaro MSC: 34G20 PDF BibTeX XML Cite \textit{D. O'Regan}, Rocky Mt. J. Math. 18, No. 4, 801--811 (1988; Zbl 0684.34063) Full Text: DOI OpenURL
Jørgensen, Palle E. T. Operators and representation theory. Canonical models for algebras of operators arising in quantum mechanics. (English) Zbl 0678.46050 North-Holland Mathematics Studies, 147. Notas de Matemática (120). Amsterdam etc.: North-Holland. VIII, 337 p.; Dfl. 175.00 (1988). Reviewer: J.Tomiyama MSC: 46L60 46-02 46L55 46L80 46L51 46L53 46L54 17B15 46L40 PDF BibTeX XML Cite \textit{P. E. T. Jørgensen}, Operators and representation theory. Canonical models for algebras of operators arising in quantum mechanics. Amsterdam etc.: North-Holland (1988; Zbl 0678.46050) OpenURL
King, Jonathan L. Joining-rank and the structure of finite rank mixing transformations. (English) Zbl 0665.28010 J. Anal. Math. 51, 182-227 (1988). Reviewer: W.Jarczyk MSC: 28D05 28D20 47A35 PDF BibTeX XML Cite \textit{J. L. King}, J. Anal. Math. 51, 182--227 (1988; Zbl 0665.28010) Full Text: DOI OpenURL
Borst, Piet Classification of weakly infinite-dimensional spaces. II: Essential mappings. (English) Zbl 0661.54036 Fundam. Math. 130, No. 2, 73-99 (1988). Reviewer: K.Tsuda MSC: 54F45 54C10 PDF BibTeX XML Cite \textit{P. Borst}, Fundam. Math. 130, No. 2, 73--99 (1988; Zbl 0661.54036) Full Text: DOI EuDML OpenURL
Kato, Hisao The dimension of hyperspaces of certain 2-dimensional continua. (English) Zbl 0632.54007 Topology Appl. 28, No. 1, 83-87 (1988). MSC: 54B20 54F45 54F15 54C10 PDF BibTeX XML Cite \textit{H. Kato}, Topology Appl. 28, No. 1, 83--87 (1988; Zbl 0632.54007) Full Text: DOI OpenURL
Barría, José On asymptotic Toeplitz operators. (English) Zbl 0646.47020 Acta Sci. Math. 51, No. 3-4, 435-440 (1987). Reviewer: N.Vasilevski MSC: 47B35 47C15 43A17 PDF BibTeX XML Cite \textit{J. Barría}, Acta Sci. Math. 51, No. 3--4, 435--440 (1987; Zbl 0646.47020) OpenURL
Daverman, Robert J.; Edwards, R. D. Wild Cantor sets as approximations to codimension two manifolds. (English) Zbl 0624.57021 Topology Appl. 26, 207-218 (1987). Reviewer: D.G.Wright MSC: 57N45 57M30 57N35 57N15 57N40 PDF BibTeX XML Cite \textit{R. J. Daverman} and \textit{R. D. Edwards}, Topology Appl. 26, 207--218 (1987; Zbl 0624.57021) Full Text: DOI OpenURL
King, Jonathan For mixing transformations \(rank(T^ k)=k\cdot rank(T)\). (English) Zbl 0626.47012 Isr. J. Math. 56, 102-122 (1986). MSC: 47A35 28D05 PDF BibTeX XML Cite \textit{J. King}, Isr. J. Math. 56, 102--122 (1986; Zbl 0626.47012) Full Text: DOI OpenURL
Erdos, J. A.; Hopenwasser, A. Essentially triangular algebras. (English) Zbl 0591.47031 Proc. Am. Math. Soc. 96, 335-339 (1986). MSC: 47L30 PDF BibTeX XML Cite \textit{J. A. Erdos} and \textit{A. Hopenwasser}, Proc. Am. Math. Soc. 96, 335--339 (1986; Zbl 0591.47031) Full Text: DOI OpenURL
Brown, E. M.; Feustel, C. D. On properly embedding planes in arbitrary 3-manifolds. (English) Zbl 0577.57006 Proc. Am. Math. Soc. 94, 173-178 (1985). Reviewer: W.Heil MSC: 57N35 57Q35 57N10 PDF BibTeX XML Cite \textit{E. M. Brown} and \textit{C. D. Feustel}, Proc. Am. Math. Soc. 94, 173--178 (1985; Zbl 0577.57006) Full Text: DOI OpenURL
Brin, Matthew G.; Thickstun, T. L. On the proper Steenrod homotopy groups, and proper embeddings of planes into 3-manifolds. (English) Zbl 0567.57012 Trans. Am. Math. Soc. 289, 737-755 (1985). Reviewer: D.Repovš MSC: 57N35 57N10 55Q70 57N05 PDF BibTeX XML Cite \textit{M. G. Brin} and \textit{T. L. Thickstun}, Trans. Am. Math. Soc. 289, 737--755 (1985; Zbl 0567.57012) Full Text: DOI OpenURL
Bestvina, Mladen Essential dimension lowering mappings having dense deficiency set. (English) Zbl 0563.57005 Trans. Am. Math. Soc. 287, 787-798 (1985). Reviewer: J.Walsh MSC: 57N15 55Q99 54C10 PDF BibTeX XML Cite \textit{M. Bestvina}, Trans. Am. Math. Soc. 287, 787--798 (1985; Zbl 0563.57005) Full Text: DOI OpenURL