Edit Profile Wiegandt, Richard Compute Distance To: Compute Author ID: wiegandt.richard Published as: Wiegandt, R.; Wiegandt, Richard; Wiegandt, Richárd Homepage: https://users.renyi.hu/~wiegandt/ External Links: MGP · Math-Net.Ru · Wikidata · GND Documents Indexed: 164 Publications since 1958, including 5 Books Reviewing Activity: 157 Reviews Biographic References: 1 Publication all top 5 Co-Authors 58 single-authored 11 Márki, László 11 Tumurbat, Sodnomkhorloo 8 Mlitz, Rainer 7 Beidar, Konstantin Igorevich 6 de la Rosa, B. 6 Loi, Nguyen Van 5 Anderson, Tim 5 Ánh, Pham Ngoc 5 van Leeuwen, Leo C. A. 5 Weinert, Hanns Joachim 4 Fried, Ervin 4 Szasz, Ferenc Andor 4 Veldsman, Stefan 3 Birkenmeier, Gary Francis 3 Fong, Youyi 3 Gardner, Barry J. 3 Stewart, Patrick N. 2 Fong, Yuen 2 Kaarli, Kalle 2 Puczyłowski, Edmund R. 2 Roos, Cornelis 2 Steinfeld, Ottó 2 van Niekerk, J. S. 1 Aburawash, Usama A. 1 Ahmed, Eqbal 1 Amin, Ismail A. 1 Arkhangel’skiĭ, Aleksandr Vladimirovich 1 Betsch, Gerhard 1 Chehata, C. G. 1 Heatherly, Henry E. 1 House, F. 1 Huang, Fukeng 1 Leavitt, William G. 1 Lee, Enoch K. S. 1 Lee, Pei-Hsi 1 Lex, Wilfried 1 Liu, Shaoxue 1 Mendes, Deolinda Isabel C. 1 Parmenter, Michael M. 1 Rashid, Muneer Ahmad 1 Rédei, László 1 Ryabukhin, Yuriĭ Mikhaĭlovich 1 Sands, Arthur D. 1 Satyanarayana, Bhavanari 1 Suliński, Adam 1 Weiss, Günter M. T. 1 Widiger, Alfred 1 Wiesenbauer, Johann all top 5 Serials 11 Acta Mathematica Academiae Scientiarum Hungaricae 11 Acta Scientiarum Mathematicarum 9 Communications in Algebra 7 Publicationes Mathematicae 7 Studia Scientiarum Mathematicarum Hungarica 6 Annales Universitatis Scientiarum Budapestinensis de Rolando Eötvös Nominatae. Sectio Mathematica 6 Quaestiones Mathematicae 5 Periodica Mathematica Hungarica 5 Mathematica Pannonica 4 Acta Mathematica Hungarica 3 Algebra Universalis 3 Journal of the Australian Mathematical Society. Series A 3 Buletinul Academiei de Ştiinţe a Republicii Moldova. Matematica 2 Astronomy and Astrophysics 2 Bulletin of the Australian Mathematical Society 2 Beiträge zur Algebra und Geometrie 2 Mathematische Nachrichten 2 Proceedings of the Edinburgh Mathematical Society. Series II 2 Semigroup Forum 2 Southeast Asian Bulletin of Mathematics 2 Karachi Journal of Mathematics 2 Algebra and Discrete Mathematics 1 Rocky Mountain Journal of Mathematics 1 Russian Mathematical Surveys 1 Acta Cybernetica 1 Archiv der Mathematik 1 Chinese Journal of Mathematics 1 Czechoslovak Mathematical Journal 1 Fundamenta Mathematicae 1 Journal of Algebra 1 Journal of Natural Sciences and Mathematics 1 Journal of Pure and Applied Algebra 1 Kyungpook Mathematical Journal 1 Mathematica Japonica 1 Mathématica – Revue d’Analyse Numérique et de Théorie de l’Approximation. Mathématica 1 Mathematica Slovaca 1 The Mathematics Student 1 Monatshefte für Mathematik 1 Soochow Journal of Mathematics 1 Tạp Chí Toán Học 1 Northeastern Mathematical Journal 1 PU.M.A. Pure Mathematics and Applications. Ser. A 1 Atti della Accademia Nazionale dei Lincei. Serie Ottava. Rendiconti. Classe di Scienze Fisiche, Matematiche e Naturali 1 Celestial Mechanics 1 Grazer Mathematische Berichte 1 Algebra Colloquium 1 Matemática Contemporânea 1 East-West Journal of Mathematics 1 Scientiae Mathematicae Japonicae 1 Journal of the Australian Mathematical Society 1 Journal of Applied Algebra and Discrete Structures 1 Miskolc Mathematical Notes 1 Bulletin de l’Académie Polonaise des Sciences, Série des Sciences Mathématiques, Astronomiques et Physiques 1 General Topology and its Applications 1 A Magyar Tudomanyos Akademia. Matematikai es Fizikai Tudomanyok Osztalyanak Közlemenyei 1 Österreichische Akademie der Wissenschaften, Mathematisch-Naturwissenschaftliche Klasse. Sitzungsberichte. Abteilung II 1 Studia Universitatis Babeş-Bolyai. Series Mathematica, Mechanica 1 Pure and Applied Mathematics, Marcel Dekker all top 5 Fields 120 Associative rings and algebras (16-XX) 36 Nonassociative rings and algebras (17-XX) 24 Category theory; homological algebra (18-XX) 19 Group theory and generalizations (20-XX) 13 General algebraic systems (08-XX) 7 Field theory and polynomials (12-XX) 6 History and biography (01-XX) 6 Order, lattices, ordered algebraic structures (06-XX) 6 General topology (54-XX) 5 Combinatorics (05-XX) 3 General and overarching topics; collections (00-XX) 2 Commutative algebra (13-XX) 2 Computer science (68-XX) 2 Mechanics of particles and systems (70-XX) 2 Astronomy and astrophysics (85-XX) 1 Fluid mechanics (76-XX) Publications by Year all cited Publications top 5 cited Publications Citations contained in zbMATH 111 Publications have been cited 510 times in 304 Documents Cited by ▼ Year ▼ Radical theory of rings. Zbl 1034.16025Gardner, B. J.; Wiegandt, R. 70 2004 Radical and semisimple classes of rings. Zbl 0324.16006Wiegandt, Richard 42 1974 Connectednesses and disconnectednesses in topology. Zbl 0329.54008Arkhangel’skij, A. V.; Wiegandt, Richard 40 1975 Radicals and subdirect decomposition. Zbl 0553.16004Anderson, T.; Kaarli, K.; Wiegandt, R. 23 1985 Connectednesses and disconnectednesses of graphs. Zbl 0336.08002Fried, E.; Wiegandt, R. 16 1975 On the Groenewald-Heyman strongly prime radical. Zbl 0554.16005Parmenter, M. M.; Stewart, P. N.; Wiegandt, R. 13 1984 A general Kurosh-Amitsur radical theory. Zbl 0646.08006Márki, L.; Mlitz, R.; Wiegandt, R. 11 1988 Weakly homomorphically closed semisimple classes. Zbl 0429.17002Anderson, T.; Wiegandt, R. 10 1979 On the structure of semifields and lattice-ordered groups. Zbl 0896.12001Weinert, H. J.; Wiegandt, R. 9 1996 Characterizing and constructing special radicals. Zbl 0504.16004Gardner, B. J.; Wiegandt, R. 9 1982 Radical theory for fully ordered groups. Zbl 0409.06008Chehata, C. G.; Wiegandt, R. 8 1978 Radical theory of rings. Zbl 0711.16010Wiegandt, Richard 7 1988 On hereditary radicals. Zbl 0263.16006Szasz, F.; Wiegandt, R. 7 1973 Semisimple classes of nonassociative rings and Jordan algebras. Zbl 0579.17004Ánh, P. N.; Wiegandt, R. 6 1985 On the radical theory of Andrunakievich varieties. Zbl 0574.17001Ánh, P. N.; Loi, N. V.; Wiegandt, R. 6 1985 Abstract relational structures. II: Torsion theory. Zbl 0501.18003Fried, E.; Wiegandt, R. 6 1982 Torsion theory for not necessarily associative rings. Zbl 0421.17001Leavitt, W. G.; Wiegandt, R. 6 1979 Characterizations of semisimple classes. Zbl 0356.16003van Leeuwen, L. C. A.; Roos, C.; Wiegandt, R. 6 1977 Thehereditariness of the upper radical. Zbl 0271.18003Rashid, M. A.; Wiegandt, R. 6 1973 On the dualization of subdirect embeddings. Zbl 0192.33903Szasz, F.; Wiegandt, R. 6 1969 On radicals with Amitsur property. Zbl 1068.16021Tumurbat, S.; Wiegandt, R. 5 2004 A note on special radicals and partitions of simple rings. Zbl 1003.16011Tumurbat, S.; Wiegandt, R. 5 2002 Pseudocomplements in the lattice of torsion classes. Zbl 0896.16022Birkenmeier, Gary F.; Wiegandt, Richard 5 1998 Essential covers and complements of radicals. Zbl 0849.16020Birkenmeier, Gary F.; Wiegandt, Richard 5 1996 Morita duality for Grothendieck categories. Zbl 0808.18006Ánh, Pham Ngoc; Wiegandt, Richard 5 1994 Rings with involution and chain conditions. Zbl 0787.16021Beidar, K. I.; Wiegandt, R. 5 1993 Radical theory in varieties of near-rings in which the constants form an ideal. Zbl 0798.16033Fong, Y.; Veldsman, S.; Wiegandt, R. 5 1993 A Kurosh-Amitsur radical theory for proper semifields. Zbl 0771.16016Weinert, H. J.; Wiegandt, R. 5 1992 Quasi-ideals and bi-ideals in radical theory. Zbl 0519.16006Stewart, P. N.; Wiegandt, R. 5 1982 Abstract relational structures. I: General theory. Zbl 0501.18002Fried, E.; Wiegandt, R. 5 1982 On essentially closed classes of rings. Zbl 0487.16004Anderson, T.; Wiegandt, R. 5 1981 Semisimple and torsionfree classes. Zbl 0481.17002van Leeuwen, L. C. A.; Wiegandt, R. 5 1981 Radicals of rings defined by means of elements. Zbl 0333.16008Wiegandt, Richard 5 1975 Radical-semisimple classes. Zbl 0263.16007Wiegandt, R. 5 1973 Characterizations of the Brown-McCoy radical. Zbl 0588.17003de la Rosa, B.; Wiegandt, R. 4 1985 Remarks on radicals in categories. Zbl 0502.18003Marki, L.; Wiegandt, R. 4 1982 Semisimple classes of alternative rings. Zbl 0477.17006Anderson, T.; Wiegandt, R. 4 1982 Radicals, semisimple classes and torsion theories. Zbl 0466.17005van Leeuwen, L. C. A.; Wiegandt, R. 4 1980 A condition in general radical theory and its meaning for rings, topological spaces and graphs. Zbl 0321.16008Wiegandt, Richard 4 1975 Radical and semi-simplicity in categories. Zbl 0162.32701Wiegandt, R. 4 1968 Über transfinit nilpotente Ringe. Zbl 0138.26403Wiegandt, R. 4 1966 Kostia’s contribution to radical theory and related topics. Zbl 1130.16015Puczyłowski, E. R.; Wiegandt, R. 3 2007 Radicals and polynomial rings. Zbl 1007.16012Beidar, K. I.; Puczyłowski, E. R.; Wiegandt, R. 3 2002 On left strong radicals and near-rings. Zbl 0619.16023Anderson, T.; Kaarli, K.; Wiegandt, R. 3 1988 On special radicals, supernilpotent radicals and weakly homomorphically closed classes. Zbl 0464.16004Ryabukhin, Ju. M.; Wiegandt, R. 3 1981 Semisimple classes and H-relations. Zbl 0423.16004Wiegandt, Richard 3 1978 Radicals and decomposability of semigroups and rings. Zbl 0331.16007Marki, L.; Stewart, P. N.; Wiegandt, R. 3 1976 On the structure of lower radical semigroups. Zbl 0238.20081Wiegandt, Richard 3 1972 On the duality of radical and semi-simple objects in categories. Zbl 0211.03101Szász, F.; Wiegandt, R. 3 1970 On subdirect embeddings in categories. Zbl 0196.03402Wiegandt, R. 3 1970 Über halbeinfache linear kompakte Ringe. Zbl 0145.26701Wiegandt, R. 3 1966 Über die Struktursätze der Halbringe. Zbl 0123.00901Wiegandt, Richard 3 1963 On polynomial and multiplicative radicals. Zbl 1059.16014Tumurbat, S.; Wiegandt, R. 2 2003 Rings distinctive in radical theory. Zbl 0957.16016Wiegandt, Richard 2 1999 Radical assignments and radical classes. Zbl 0946.16013Beidar, K. I.; Wiegandt, R. 2 1999 Involutions on universal algebras. Zbl 0893.08003Heatherly, Henry E.; Lee, Enoch K. S.; Wiegandt, Richard 2 1997 Semisimple classes of hypernilpotent and hyperconstant near-ring radicals. Zbl 0811.16037Mlitz, R.; Wiegandt, R. 2 1994 Rings with involution and chain conditions on bi-ideals. Zbl 0826.16031Beidar, K. I.; Wiegandt, R. 2 1993 Subdirect irreducibility and radicals. Zbl 0786.17003Fong, Y.; Wiegandt, R. 2 1993 On the existence and non-existence of complementary radical and semisimple classes. Zbl 0592.18004Veldsman, S.; Wiegandt, R. 2 1984 Theory of radicals for hereditarily artinian rings. Zbl 0347.16005Widiger, A.; Wiegandt, R. 2 1977 Three examples concerning the lower radical construction. Zbl 0328.16007van Leeuwen, L. C. A.; Wiegandt, R. 2 1977 Über die Verallgemeinerungen und Analoga der Wedderburn-Artinschen und Noetherschen Struktursätze. Zbl 0149.27904Steinfeld, O.; Wiegandt, R. 2 1967 On the general theory of Möbius inversion formula and Möbius product. Zbl 0087.02702Wiegandt, Richard 2 1959 On complete semi-groups. Zbl 0085.25202Wiegandt, Richard 2 1958 H. J. Hoehnke’s contribution to radical theory. Zbl 1179.20053Wiegandt, Richard 1 2008 On the Amitsur property of radicals. Zbl 1116.16024Loi, N. V.; Wiegandt, R. 1 2006 Radical and torsion theory for acts. Zbl 1093.20037Wiegandt, Richard 1 2006 Subdirect irreducibility of algebras and acts with an additional unary operation. Zbl 1095.08003Loi, N. V.; Wiegandt, R. 1 2005 Primitive involution rings. Zbl 1094.16020Beidar, K. I.; Márki, L.; Mlitz, R.; Wiegandt, R. 1 2005 A new Kurosh-Amitsur radical theory for proper semifields. I. Zbl 1059.12003Weinert, H. J.; Wiegandt, R. 1 2003 Radicals of polynomial rings. Zbl 1061.16031Tumurbat, S.; Wiegandt, R. 1 2003 On essential left ideals of associative rings. Zbl 0981.16002Mendes, D. I. C.; Wiegandt, R. 1 2001 The Rees and Steinfeld theorems for semigroups with involution. Zbl 0926.20037Aburawash, Usama A.; Wiegandt, Richárd 1 1998 Near-ring radicals depending only on the additive groups. Zbl 0923.16038Mlitz, R.; Wiegandt, R. 1 1998 Radicals coinciding with the von Neumann regular radical on artinian rings. Zbl 0899.16008Mlitz, R.; Sands, A. D.; Wiegandt, R. 1 1998 Radicals induced by the total of rings. Zbl 0874.16014Beidar, K. I.; Wiegandt, R. 1 1997 On the radical theory of graded rings which are inversive hemirings. Zbl 0854.16029Roos, C.; Wiegandt, R. 1 1996 Complementary radicals revisited. Zbl 0821.16022de la Rosa, B.; Fong, Y.; Wiegandt, R. 1 1994 On the structure of involution rings with chain condition. Zbl 0940.16516Wiegandt, Richard 1 1993 Complementary radical classes of proper semifields. Zbl 0805.16040Weinert, H. J.; Wiegandt, R. 1 1993 On the theory of Plotkin radicals. Zbl 0791.16017de la Rosa, B.; Veldsman, S.; Wiegandt, R. 1 1993 Splitting theorems for nonassociative rings. Zbl 0726.17003Beidar, K. I.; Wiegandt, R. 1 1991 Splitting theorems in algebra. Zbl 0747.16006Wiegandt, Richard 1 1991 On split null extensions in radical theory. Zbl 0726.16015Wiegandt, Richard 1 1989 On involution rings with minimum condition. Zbl 0739.16022Loi, N. V.; Wiegandt, R. 1 1989 On dual radicals and ring elements. Zbl 0643.16003de la Rosa, B.; Wiegandt, R. 1 1988 On subdirectly irreducible near-rings which are fields. Zbl 0615.16024Wiegandt, Richard 1 1987 Involution algebras and the Anderson-Divinsky-Suliński property. Zbl 0611.17002Loi, N. V.; Wiegandt, R. 1 1986 On rings with subsets satisfying permutation identities. Zbl 0646.16027Wiegandt, Richard 1 1985 Non-hereditary semisimple classes of near-rings. Zbl 0507.16023Betsch, G.; Wiegandt, R. 1 1982 Abstract relational structures and their torsion theory. Zbl 0402.18007Fried, E.; Wiegandt, R. 1 1979 Constructions and compositions of radical and semisimple classes. Zbl 0388.16005van Leeuwen, L. C. A.; Wiegandt, R. 1 1979 Linearly compact semisimple rings and regular modules. Zbl 0404.16025Anh, P. N.; Wiegandt, R. 1 1978 Correction and remark to my paper: Characterizations of the Baer radical class by almost nilpotent rings. Zbl 0392.16006Wiegandt, R. 1 1978 Numerical integration of stellar orbits. Zbl 0389.70021House, F.; Weiss, G.; Wiegandt, R. 1 1978 A general radical theory and its application in topology and graph theory. Zbl 0343.08001Wiegandt, Richard 1 1976 Über die Unabhängigkeit der Distributivitätsbedingungen. Zbl 0346.08006Wiegandt, R.; Wiesenbauer, J. 1 1975 Correction to our paper ’On hereditary radicals’. Zbl 0301.16007Szasz, F.; Wiegandt, R. 1 1975 On N-radicals. Zbl 0321.16007Wiegandt, Richard 1 1973 H. J. Hoehnke’s contribution to radical theory. Zbl 1179.20053Wiegandt, Richard 1 2008 Kostia’s contribution to radical theory and related topics. Zbl 1130.16015Puczyłowski, E. R.; Wiegandt, R. 3 2007 On the Amitsur property of radicals. Zbl 1116.16024Loi, N. V.; Wiegandt, R. 1 2006 Radical and torsion theory for acts. Zbl 1093.20037Wiegandt, Richard 1 2006 Subdirect irreducibility of algebras and acts with an additional unary operation. Zbl 1095.08003Loi, N. V.; Wiegandt, R. 1 2005 Primitive involution rings. Zbl 1094.16020Beidar, K. I.; Márki, L.; Mlitz, R.; Wiegandt, R. 1 2005 Radical theory of rings. Zbl 1034.16025Gardner, B. J.; Wiegandt, R. 70 2004 On radicals with Amitsur property. Zbl 1068.16021Tumurbat, S.; Wiegandt, R. 5 2004 On polynomial and multiplicative radicals. Zbl 1059.16014Tumurbat, S.; Wiegandt, R. 2 2003 A new Kurosh-Amitsur radical theory for proper semifields. I. Zbl 1059.12003Weinert, H. J.; Wiegandt, R. 1 2003 Radicals of polynomial rings. Zbl 1061.16031Tumurbat, S.; Wiegandt, R. 1 2003 A note on special radicals and partitions of simple rings. Zbl 1003.16011Tumurbat, S.; Wiegandt, R. 5 2002 Radicals and polynomial rings. Zbl 1007.16012Beidar, K. I.; Puczyłowski, E. R.; Wiegandt, R. 3 2002 On essential left ideals of associative rings. Zbl 0981.16002Mendes, D. I. C.; Wiegandt, R. 1 2001 Rings distinctive in radical theory. Zbl 0957.16016Wiegandt, Richard 2 1999 Radical assignments and radical classes. Zbl 0946.16013Beidar, K. I.; Wiegandt, R. 2 1999 Pseudocomplements in the lattice of torsion classes. Zbl 0896.16022Birkenmeier, Gary F.; Wiegandt, Richard 5 1998 The Rees and Steinfeld theorems for semigroups with involution. Zbl 0926.20037Aburawash, Usama A.; Wiegandt, Richárd 1 1998 Near-ring radicals depending only on the additive groups. Zbl 0923.16038Mlitz, R.; Wiegandt, R. 1 1998 Radicals coinciding with the von Neumann regular radical on artinian rings. Zbl 0899.16008Mlitz, R.; Sands, A. D.; Wiegandt, R. 1 1998 Involutions on universal algebras. Zbl 0893.08003Heatherly, Henry E.; Lee, Enoch K. S.; Wiegandt, Richard 2 1997 Radicals induced by the total of rings. Zbl 0874.16014Beidar, K. I.; Wiegandt, R. 1 1997 On the structure of semifields and lattice-ordered groups. Zbl 0896.12001Weinert, H. J.; Wiegandt, R. 9 1996 Essential covers and complements of radicals. Zbl 0849.16020Birkenmeier, Gary F.; Wiegandt, Richard 5 1996 On the radical theory of graded rings which are inversive hemirings. Zbl 0854.16029Roos, C.; Wiegandt, R. 1 1996 Morita duality for Grothendieck categories. Zbl 0808.18006Ánh, Pham Ngoc; Wiegandt, Richard 5 1994 Semisimple classes of hypernilpotent and hyperconstant near-ring radicals. Zbl 0811.16037Mlitz, R.; Wiegandt, R. 2 1994 Complementary radicals revisited. Zbl 0821.16022de la Rosa, B.; Fong, Y.; Wiegandt, R. 1 1994 Rings with involution and chain conditions. Zbl 0787.16021Beidar, K. I.; Wiegandt, R. 5 1993 Radical theory in varieties of near-rings in which the constants form an ideal. Zbl 0798.16033Fong, Y.; Veldsman, S.; Wiegandt, R. 5 1993 Rings with involution and chain conditions on bi-ideals. Zbl 0826.16031Beidar, K. I.; Wiegandt, R. 2 1993 Subdirect irreducibility and radicals. Zbl 0786.17003Fong, Y.; Wiegandt, R. 2 1993 On the structure of involution rings with chain condition. Zbl 0940.16516Wiegandt, Richard 1 1993 Complementary radical classes of proper semifields. Zbl 0805.16040Weinert, H. J.; Wiegandt, R. 1 1993 On the theory of Plotkin radicals. Zbl 0791.16017de la Rosa, B.; Veldsman, S.; Wiegandt, R. 1 1993 A Kurosh-Amitsur radical theory for proper semifields. Zbl 0771.16016Weinert, H. J.; Wiegandt, R. 5 1992 Splitting theorems for nonassociative rings. Zbl 0726.17003Beidar, K. I.; Wiegandt, R. 1 1991 Splitting theorems in algebra. Zbl 0747.16006Wiegandt, Richard 1 1991 On split null extensions in radical theory. Zbl 0726.16015Wiegandt, Richard 1 1989 On involution rings with minimum condition. Zbl 0739.16022Loi, N. V.; Wiegandt, R. 1 1989 A general Kurosh-Amitsur radical theory. Zbl 0646.08006Márki, L.; Mlitz, R.; Wiegandt, R. 11 1988 Radical theory of rings. Zbl 0711.16010Wiegandt, Richard 7 1988 On left strong radicals and near-rings. Zbl 0619.16023Anderson, T.; Kaarli, K.; Wiegandt, R. 3 1988 On dual radicals and ring elements. Zbl 0643.16003de la Rosa, B.; Wiegandt, R. 1 1988 On subdirectly irreducible near-rings which are fields. Zbl 0615.16024Wiegandt, Richard 1 1987 Involution algebras and the Anderson-Divinsky-Suliński property. Zbl 0611.17002Loi, N. V.; Wiegandt, R. 1 1986 Radicals and subdirect decomposition. Zbl 0553.16004Anderson, T.; Kaarli, K.; Wiegandt, R. 23 1985 Semisimple classes of nonassociative rings and Jordan algebras. Zbl 0579.17004Ánh, P. N.; Wiegandt, R. 6 1985 On the radical theory of Andrunakievich varieties. Zbl 0574.17001Ánh, P. N.; Loi, N. V.; Wiegandt, R. 6 1985 Characterizations of the Brown-McCoy radical. Zbl 0588.17003de la Rosa, B.; Wiegandt, R. 4 1985 On rings with subsets satisfying permutation identities. Zbl 0646.16027Wiegandt, Richard 1 1985 On the Groenewald-Heyman strongly prime radical. Zbl 0554.16005Parmenter, M. M.; Stewart, P. N.; Wiegandt, R. 13 1984 On the existence and non-existence of complementary radical and semisimple classes. Zbl 0592.18004Veldsman, S.; Wiegandt, R. 2 1984 Characterizing and constructing special radicals. Zbl 0504.16004Gardner, B. J.; Wiegandt, R. 9 1982 Abstract relational structures. II: Torsion theory. Zbl 0501.18003Fried, E.; Wiegandt, R. 6 1982 Quasi-ideals and bi-ideals in radical theory. Zbl 0519.16006Stewart, P. N.; Wiegandt, R. 5 1982 Abstract relational structures. I: General theory. Zbl 0501.18002Fried, E.; Wiegandt, R. 5 1982 Remarks on radicals in categories. Zbl 0502.18003Marki, L.; Wiegandt, R. 4 1982 Semisimple classes of alternative rings. Zbl 0477.17006Anderson, T.; Wiegandt, R. 4 1982 Non-hereditary semisimple classes of near-rings. Zbl 0507.16023Betsch, G.; Wiegandt, R. 1 1982 On essentially closed classes of rings. Zbl 0487.16004Anderson, T.; Wiegandt, R. 5 1981 Semisimple and torsionfree classes. Zbl 0481.17002van Leeuwen, L. C. A.; Wiegandt, R. 5 1981 On special radicals, supernilpotent radicals and weakly homomorphically closed classes. Zbl 0464.16004Ryabukhin, Ju. M.; Wiegandt, R. 3 1981 Radicals, semisimple classes and torsion theories. Zbl 0466.17005van Leeuwen, L. C. A.; Wiegandt, R. 4 1980 Weakly homomorphically closed semisimple classes. Zbl 0429.17002Anderson, T.; Wiegandt, R. 10 1979 Torsion theory for not necessarily associative rings. Zbl 0421.17001Leavitt, W. G.; Wiegandt, R. 6 1979 Abstract relational structures and their torsion theory. Zbl 0402.18007Fried, E.; Wiegandt, R. 1 1979 Constructions and compositions of radical and semisimple classes. Zbl 0388.16005van Leeuwen, L. C. A.; Wiegandt, R. 1 1979 Radical theory for fully ordered groups. Zbl 0409.06008Chehata, C. G.; Wiegandt, R. 8 1978 Semisimple classes and H-relations. Zbl 0423.16004Wiegandt, Richard 3 1978 Linearly compact semisimple rings and regular modules. Zbl 0404.16025Anh, P. N.; Wiegandt, R. 1 1978 Correction and remark to my paper: Characterizations of the Baer radical class by almost nilpotent rings. Zbl 0392.16006Wiegandt, R. 1 1978 Numerical integration of stellar orbits. Zbl 0389.70021House, F.; Weiss, G.; Wiegandt, R. 1 1978 Characterizations of semisimple classes. Zbl 0356.16003van Leeuwen, L. C. A.; Roos, C.; Wiegandt, R. 6 1977 Theory of radicals for hereditarily artinian rings. Zbl 0347.16005Widiger, A.; Wiegandt, R. 2 1977 Three examples concerning the lower radical construction. Zbl 0328.16007van Leeuwen, L. C. A.; Wiegandt, R. 2 1977 Radicals and decomposability of semigroups and rings. Zbl 0331.16007Marki, L.; Stewart, P. N.; Wiegandt, R. 3 1976 A general radical theory and its application in topology and graph theory. Zbl 0343.08001Wiegandt, Richard 1 1976 Connectednesses and disconnectednesses in topology. Zbl 0329.54008Arkhangel’skij, A. V.; Wiegandt, Richard 40 1975 Connectednesses and disconnectednesses of graphs. Zbl 0336.08002Fried, E.; Wiegandt, R. 16 1975 Radicals of rings defined by means of elements. Zbl 0333.16008Wiegandt, Richard 5 1975 A condition in general radical theory and its meaning for rings, topological spaces and graphs. Zbl 0321.16008Wiegandt, Richard 4 1975 Über die Unabhängigkeit der Distributivitätsbedingungen. Zbl 0346.08006Wiegandt, R.; Wiesenbauer, J. 1 1975 Correction to our paper ’On hereditary radicals’. Zbl 0301.16007Szasz, F.; Wiegandt, R. 1 1975 Radical and semisimple classes of rings. Zbl 0324.16006Wiegandt, Richard 42 1974 On hereditary radicals. Zbl 0263.16006Szasz, F.; Wiegandt, R. 7 1973 Thehereditariness of the upper radical. Zbl 0271.18003Rashid, M. A.; Wiegandt, R. 6 1973 Radical-semisimple classes. Zbl 0263.16007Wiegandt, R. 5 1973 On N-radicals. Zbl 0321.16007Wiegandt, Richard 1 1973 Structure theorems for objects. Zbl 0267.18003Wiegandt, Richard 1 1973 On lower radicals of semigroups. Zbl 0229.20059Ahmed, Eqbal; Wiegandt, Richard 1 1973 On the structure of lower radical semigroups. Zbl 0238.20081Wiegandt, Richard 3 1972 Homomorphically closed semisimple classes. Zbl 0351.16003Wiegandt, Richard 1 1972 A note on compact objects. Zbl 0249.18002Wiegandt, Richard 1 1971 Radicals coinciding with the Jacobson radical on linearly compact rings. Zbl 0228.16004Wiegandt, Richard 1 1971 A note on lower radicals. Zbl 0207.34403Wiegandt, R. 1 1971 On the duality of radical and semi-simple objects in categories. Zbl 0211.03101Szász, F.; Wiegandt, R. 3 1970 On subdirect embeddings in categories. Zbl 0196.03402Wiegandt, R. 3 1970 On the socle of an object in categories. Zbl 0284.18006Wiegandt, Richard 1 1970 On the dualization of subdirect embeddings. Zbl 0192.33903Szasz, F.; Wiegandt, R. 6 1969 ...and 11 more Documents all cited Publications top 5 cited Publications all top 5 Cited by 233 Authors 29 Wiegandt, Richard 26 Veldsman, Stefan 15 Groenewald, Nico Johannes 14 France-Jackson, Halina 14 Puczyłowski, Edmund R. 13 Gardner, Barry J. 11 Márki, László 10 Janelidze, George 8 Beidar, Konstantin Igorevich 8 Booth, Geoffrey L. 8 Tumurbat, Sodnomkhorloo 7 Birkenmeier, Gary Francis 7 Tholen, Walter 6 Andruszkiewicz, Ryszard Romuald 6 Ilić-Georgijević, Emil 5 Clementino, Maria Manuel 5 Jakubík, Ján 5 Jenkins, Terry L. 5 Sands, Arthur D. 5 Ssevviiri, David 5 Weinert, Hanns Joachim 4 Ánh, Pham Ngoc 4 Chebotar, Mikhail A. 4 de la Rosa, B. 4 Huynh, Dinh Van 4 McDougall, Robert G. 4 Mikhalëv, Aleksandr Vasil’evich 4 Mlitz, Rainer 4 Stewart, Patrick N. 4 Szasz, Ferenc Andor 4 van Leeuwen, Leo C. A. 3 Alhevaz, Abdollah 3 Anderson, Tim 3 Castellini, Gabriele 3 Fong, Yuen 3 Fried, Ervin 3 Gran, Marino 3 Heyman, G. A. P. 3 Hong, Chan Yong 3 Kaarli, Kalle 3 Kala, Vítězslav 3 Ke, Wen-Fong 3 Kim, Nam Kyun 3 Le Roux, Herman J. 3 Leavitt, William G. 3 Lee, Pjek-Hwee 3 Nielsen, Pace P. 3 Pringerová, Gabriela 3 Tumurbat, Sodnomhorloogiin 3 Wisbauer, Robert 2 Aburawash, Usama A. 2 Arnautov, Vladimir Ivanovich 2 Buys, A. 2 Cagliari, Francesca 2 Cojuhari, Elena P. 2 Czédli, Gábor 2 Dikranjan, Dikran N. 2 Facchini, Alberto 2 Finocchiaro, Carmelo Antonio 2 Fong, Youyi 2 Glavatsky, S. T. 2 Godloza, L. 2 Gómez Pardo, José Luis 2 Greferath, Marcus 2 Guil Asensio, Pedro A. 2 Hamidizadeh, Maryam 2 Hashemi, Ebrahim 2 Herrlich, Horst 2 Hoffmann, Rudolf- Eberhard 2 Hušek, Miroslav 2 Kelarev, Andrei Vladimirovich 2 Kepka, Tomas 2 Koşan, Muhammet Tamer 2 Loi, Nguyen Van 2 Markov, Viktor T. 2 Mazurek, Ryszard 2 McConnell, Nicholas R. 2 Mendes, Deolinda Isabel C. 2 Olivier, Werner A. 2 Olson, Dwight M. 2 Pryszczepko, Karol 2 Rowen, Louis Halle 2 Skornyakov, Lev Anatolevich 2 Thornton, L. K. 2 Tran Trong Hue 2 Tuganbaev, Askar Akanovich 2 van den Berg, John E. 2 van Wyk, Leon 2 Wahyuni, Sri 2 Watters, J. F. 2 Wijayanti, Indah Emilia 2 Zand, Hossein 2 Ziembowski, Michał 1 Alvarado-García, Alejandro 1 Andrunakievich, Vladimir Aleksandrovich 1 Armendariz, Efraim P. 1 Bell, Howard Edwin 1 Boxall, Gareth 1 Brodskij, German M. 1 Broere, Izak ...and 133 more Authors all top 5 Cited in 58 Serials 42 Communications in Algebra 33 Quaestiones Mathematicae 25 Acta Mathematica Hungarica 21 Acta Mathematica Academiae Scientiarum Hungaricae 17 Bulletin of the Australian Mathematical Society 15 Journal of Pure and Applied Algebra 13 Journal of Algebra 12 Periodica Mathematica Hungarica 9 Proceedings of the Edinburgh Mathematical Society. Series II 9 Journal of Algebra and its Applications 8 Archiv der Mathematik 7 Journal of Soviet Mathematics 6 Algebra Universalis 6 Topology and its Applications 5 Mathematica Slovaca 5 Applied Categorical Structures 4 Czechoslovak Mathematical Journal 4 Proceedings of the American Mathematical Society 4 Semigroup Forum 4 Proceedings of the Royal Society of Edinburgh. Section A. Mathematics 3 Beiträge zur Algebra und Geometrie 3 Algebra Colloquium 2 Israel Journal of Mathematics 2 Cahiers de Topologie et Géométrie Différentielle Catégoriques 2 Glasgow Mathematical Journal 2 Monatshefte für Mathematik 2 Results in Mathematics 2 Forum Mathematicum 2 International Journal of Algebra and Computation 2 Linear Algebra and its Applications 2 Journal of Mathematical Sciences (New York) 2 Buletinul Academiei de Ştiinţe a Republicii Moldova. Matematica 2 Journal of the Australian Mathematical Society 1 Linear and Multilinear Algebra 1 Mathematical Proceedings of the Cambridge Philosophical Society 1 Mathematics Magazine 1 Acta Universitatis Palackianae Olomucensis. Facultas Rerum Naturalium. Mathematica 1 Annali di Matematica Pura ed Applicata. Serie Quarta 1 Commentationes Mathematicae Universitatis Carolinae 1 Compositio Mathematica 1 Information Sciences 1 Journal of Combinatorial Theory. Series A 1 Manuscripta Mathematica 1 Mathematische Zeitschrift 1 Siberian Mathematical Journal 1 Transactions of the American Mathematical Society 1 Bulletin of the Iranian Mathematical Society 1 International Journal of Mathematics 1 Designs, Codes and Cryptography 1 Celestial Mechanics 1 Discussiones Mathematicae. Graph Theory 1 Vietnam Journal of Mathematics 1 Honam Mathematical Journal 1 Trudy Instituta Matematiki 1 Portugaliae Mathematica. Nova Série 1 Tbilisi Mathematical Journal 1 São Paulo Journal of Mathematical Sciences 1 Categories and General Algebraic Structures with Applications all top 5 Cited in 21 Fields 232 Associative rings and algebras (16-XX) 55 Category theory; homological algebra (18-XX) 35 Group theory and generalizations (20-XX) 29 Order, lattices, ordered algebraic structures (06-XX) 27 General topology (54-XX) 20 General algebraic systems (08-XX) 20 Nonassociative rings and algebras (17-XX) 11 Field theory and polynomials (12-XX) 9 Commutative algebra (13-XX) 8 Combinatorics (05-XX) 5 Linear and multilinear algebra; matrix theory (15-XX) 4 Mathematical logic and foundations (03-XX) 3 History and biography (01-XX) 2 Algebraic geometry (14-XX) 2 Topological groups, Lie groups (22-XX) 2 Algebraic topology (55-XX) 2 Information and communication theory, circuits (94-XX) 1 Number theory (11-XX) 1 Convex and discrete geometry (52-XX) 1 Manifolds and cell complexes (57-XX) 1 Mechanics of particles and systems (70-XX) Citations by Year Wikidata Timeline The data are displayed as stored in Wikidata under a Creative Commons CC0 License. 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