## Quaestiones Mathematicae

### Journal of the South African Mathematical Society

 Short Title: Quaest. Math. Publisher: Taylor & Francis, Abingdon, Oxfordshire; National Inquiry Services Centre (NISC), Grahamstown ISSN: 1607-3606; 1727-933X/e Online: http://www.tandfonline.com/loi/tqma20http://www.nisc.co.za/abstracts?id=7&absid=318 Comments: Indexed cover-to-cover
 Documents Indexed: 1,953 Publications (since 1976) References Indexed: 1,325 Publications with 21,603 References.
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### Authors

 23 Henning, Michael Anthony 21 Banaschewski, Bernhard 16 Herrlich, Horst 15 Grobler, Jacobus J. 15 Groenewald, Nico Johannes 15 Pultr, Aleš 14 Hardie, Keith A. 14 Leach, Peter Gavin Lawrence 13 Dube, Themba 12 Fourie, Jan H. 11 Castellini, Gabriele 11 Jäger, Gunther 10 Anguelov, Roumen 10 Prodinger, Helmut 10 Rohwer, Carl Heinrich 10 Swart, Henda C. 10 Veldsman, Stefan 9 Booth, Geoffrey L. 9 France-Jackson, Halina 9 Labuschagne, Coenraad C. A. 9 Picado, Jorge 8 Bentley, H. Lamar 8 Cross, Ronald 8 Diestel, Joseph 8 Haynes, Teresa W. 8 Le Roux, Herman J. 8 Moori, Jamshid 8 Ntumba, Patrice Pungu 8 Raubenheimer, Heinrich 8 Rund, Hanno 8 Song, Yankui 8 Srivastava, Arun Kamar 8 Winter, Paul August 7 Baboolal, Dharmanand 7 Bárcenas, Diómedes 7 Bu, Qingying 7 Driver, Kathy A. 7 Edelen, Dominic Gardiner Bowling 7 Everitt, William Norrie 7 Goddard, Wayne Dean 7 Krall, Allan M. 7 Naude, Gert 7 Popa, Dumitru 7 Raftery, James G. 7 Swart, Johan 6 Buys, A. 6 Cherenack, Paul 6 Faierman, Melvin 6 Hao, Guoliang 6 Knopfmacher, Arnold 6 Labuschagne, Louis E. 6 Moshokoa, Seithuti Philemon 6 Mosić, Dijana 6 Mwambene, Eric 6 Paliathanasis, Andronikos 6 Porst, Hans-Eberhard 6 Pretorius, Lou M. 6 Wiegandt, Richard 6 Witbooi, Peter Joseph 5 Alderton, Ian W. 5 Aouf, Mohamed Kamal 5 Broere, Izak 5 Burton, M. H. 5 Cammaroto, Filippo 5 Fay, Temple H. 5 Garcia-Pacheco, Francisco Javier 5 Ghasemi Honary, Taher 5 Govinder, Keshlan Sathasiva 5 Gutiérrez García, Javier 5 Hajek, Darrell W. 5 Harding, Ansie 5 Kadets, Vladimir M. 5 Littlejohn, Lance L. 5 Ma, Jingjing 5 Merca, Mircea 5 Mynhardt, Christina Magdalena 5 Patidar, Kailash C. 5 Preuß, Gerhard 5 Rodrigues, Bernardo Gabriel 5 Sánchez-Pérez, Enrique Alfonso 5 Tkachuk, Vladimir Vladimirovich 5 van der Walt, Jan Harm 5 van Eldik, Peter 4 Acharyya, Sudip Kumar 4 Al-saedi, Ahmed Eid Salem 4 Álvarez Seco, Teresa 4 Ashraf, Mohammad 4 Ball, Richard N. 4 Bargenda, Hubertus W. 4 Bishop, Nigel T. 4 Bonanzinga, Maddalena 4 Browne, Patrick J. 4 Brümmer, Guillaume C. L. 4 Burger, Alewyn Petrus 4 De, Uday Chand 4 Desormeaux, Wyatt J. 4 Enochs, Edgar E. 4 Frentzen, Hilbert 4 Frith, John L. 4 Giuli, Eraldo ...and 1,899 more Authors
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### Fields

 376 General topology (54-XX) 368 Functional analysis (46-XX) 269 Operator theory (47-XX) 203 Combinatorics (05-XX) 199 Associative rings and algebras (16-XX) 182 Category theory; homological algebra (18-XX) 169 Order, lattices, ordered algebraic structures (06-XX) 121 Number theory (11-XX) 117 Ordinary differential equations (34-XX) 105 Group theory and generalizations (20-XX) 90 Partial differential equations (35-XX) 57 Real functions (26-XX) 56 Commutative algebra (13-XX) 55 Mathematical logic and foundations (03-XX) 53 Differential geometry (53-XX) 51 Algebraic topology (55-XX) 47 Measure and integration (28-XX) 46 Numerical analysis (65-XX) 44 Functions of a complex variable (30-XX) 37 Approximations and expansions (41-XX) 37 Global analysis, analysis on manifolds (58-XX) 36 Linear and multilinear algebra; matrix theory (15-XX) 34 Special functions (33-XX) 33 Probability theory and stochastic processes (60-XX) 32 Dynamical systems and ergodic theory (37-XX) 31 Harmonic analysis on Euclidean spaces (42-XX) 30 General and overarching topics; collections (00-XX) 29 Nonassociative rings and algebras (17-XX) 26 General algebraic systems (08-XX) 25 Fluid mechanics (76-XX) 23 Convex and discrete geometry (52-XX) 21 Algebraic geometry (14-XX) 21 Difference and functional equations (39-XX) 21 Sequences, series, summability (40-XX) 20 Topological groups, Lie groups (22-XX) 18 Calculus of variations and optimal control; optimization (49-XX) 17 Game theory, economics, finance, and other social and behavioral sciences (91-XX) 16 Systems theory; control (93-XX) 15 Mathematics education (97-XX) 13 Biology and other natural sciences (92-XX) 12 Abstract harmonic analysis (43-XX) 12 Computer science (68-XX) 12 Relativity and gravitational theory (83-XX) 12 Information and communication theory, circuits (94-XX) 11 Field theory and polynomials (12-XX) 10 History and biography (01-XX) 10 Manifolds and cell complexes (57-XX) 10 Mechanics of particles and systems (70-XX) 8 Operations research, mathematical programming (90-XX) 7 Integral transforms, operational calculus (44-XX) 6 Integral equations (45-XX) 6 Classical thermodynamics, heat transfer (80-XX) 5 Potential theory (31-XX) 5 Statistics (62-XX) 5 Quantum theory (81-XX) 4 Geometry (51-XX) 3 Several complex variables and analytic spaces (32-XX) 3 Mechanics of deformable solids (74-XX) 2 $$K$$-theory (19-XX) 2 Optics, electromagnetic theory (78-XX) 2 Statistical mechanics, structure of matter (82-XX) 2 Astronomy and astrophysics (85-XX) 2 Geophysics (86-XX)

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Stratified $$L$$-uniform convergence spaces. Zbl 1075.54003
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Dedekind order completion of $$C(X)$$ by Hausdorff continuous functions. Zbl 1062.54017
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2004
Interior operators in general categories. Zbl 0974.18003
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2000
Fischer’s diagonal condition for lattice-valued convergence spaces. Zbl 1168.54005
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2008
Cutting down very simple trees. Zbl 1120.05020
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2006
Density by moduli and statistical convergence. Zbl 1426.40002
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Combinatorial parameters in bargraphs. Zbl 1423.05011
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2016
Cartesian closed coreflective hulls. Zbl 0366.18008
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1977
On categories of monoids, comonoids, and bimonoids. Zbl 1154.18005
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2008
Vertex covers and secure domination in graphs. Zbl 1154.05048
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2008
Powers and exponential objects in initially structured categories and applications to categories of limit spaces. Zbl 0521.54006
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1983
Convergence analysis of an iterative method for solving multiple-set split feasibility problems in certain Banach spaces. Zbl 07117256
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2018
On the completion of nearness frames. Zbl 0931.54025
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1998
*-rings and their radicals. Zbl 0584.16002
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1985
Sheaves of Banach spaces. Zbl 0435.46051
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1977
Compact operators which are defined by $$\ell_p$$-spaces. Zbl 1274.47007
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2012
Distinct digits in base $$b$$ expansions of linear recurrence sequences. Zbl 1030.11004
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2000
The spectral theory of commutative $$C^*$$-algebras: The constructive spectrum. Zbl 0977.18003
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2000
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1991
Separation of convex sets and best approximation in spaces with asymmetric norm. Zbl 1082.41024
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Observations about the projective tensor product of Banach spaces. I: $$\ell^p\hat\otimes X,\, 1<p<\infty$$. Zbl 1038.46061
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2001
Order convergence structure on $$C(X)$$. Zbl 1094.46004
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On the spectrum of a singular Hamilton system. II. Zbl 0615.34016
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1986
de la Vallée Poussin’s theorem and weakly compact sets in Orlicz spaces. Zbl 0808.46036
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1994
Core-EP pre-order of Hilbert space operators. Zbl 1442.15005
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2018
Nowhere weak differentiability of the Pettis integral. Zbl 0856.28006
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1995
On the Groenewald-Heyman strongly prime radical. Zbl 0554.16005
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1984
On some properties of the Legendre type differential expression. Zbl 0705.33007
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The spectral theory of commutative $$C^*$$-algebras: The constructive Gelfand-Mazur theorem. Zbl 0977.18004
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2000
Relative compactness and compactness of general subsets in an $$I$$- topological space. Zbl 0806.54007
1991
Topological categories and closure operators. Zbl 0657.18003
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On the relationship between several basic categories in fuzzy topology. Zbl 1041.54014
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2002
On products of groups for which normality is a transitive relation on their Frattini factor groups. Zbl 0859.20017
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1996
Identification of extrapolation spaces for unbounded operators. Zbl 0863.47024
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1996
Automatic continuity of $$N$$-homomorphisms between Banach algebras. Zbl 1274.46100
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2010
Montel resolvents and uniformly mean ergodic semigroups of linear operators. Zbl 1274.47005
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2013
Clique numbers of Paley graphs. Zbl 0691.05051
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1988
Fuzzy topologies of Scott continuous functions and their relation to the hypergraph functor. Zbl 0764.54004
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1992
The frame envelope of a $$\sigma$$-frame. Zbl 0779.06009
Banaschewski, Bernhard
1993
Topologies on the set of all subspaces of a Banach space and related questions of Banach space geometry. Zbl 0807.46014
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1994
A lemma on $$C_0$$-semigroups and applications. Zbl 1073.47046
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2003
Ruston elements and Fredholm theory relative to arbitrary homomorphisms. Zbl 1274.46095
Mouton, H.du T.; Mouton, S.; Raubenheimer, H.
2011
Weaker forms of the Menger property. Zbl 1274.54074
Pansera, Bruno Antonio
2012
The Fischer-Clifford matrices of the group $$2^6:\text{SP}_6(2)$$. Zbl 0944.20010
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1999
Eigenvalue problems with the spectral parameter also in the boundary condition. Zbl 0493.35064
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1982
Modulo-constant ideal-hereditary radicals of near-rings. Zbl 0656.16017
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1988
Sierpinski objects in subcategories of FTS. Zbl 0658.54004
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1988
Optimal impliciational bases for finite modular lattices. Zbl 0963.06006
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2000
Combined sinh-cosh-Gordon equation: symmetry reductions, exact solutions and conservation laws. Zbl 1397.35152
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2014
The disjunctive domination number of a graph. Zbl 1404.05150
Goddard, Wayne; Henning, Michael A.; McPillan, Charles A.
2014
Joint discrete universality for periodic zeta-functions. Zbl 1441.11235
Laurinčikas, Antanas
2019
Products of circulant graphs. Zbl 0744.05058
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1990
Extreme 2-homogeneous polynomials on Hilbert spaces. Zbl 1035.46034
Grecu, Bogdan C.
2002
Pointfree aspects of the $$T_D$$ axiom of classical topology. Zbl 1274.54068
Banaschewski, Bernhard; Pultr, Aleš
2010
Some properties and expansions associated with the $$q$$-digamma function. Zbl 1274.41061
Salem, Ahmed
2013
An oscillation theorem for a two-parameter system of differential equations. Zbl 0425.34035
Faierman, M.
1979
On the toughness of a graph. Zbl 0708.05035
Goddard, W. D.; Swart, Henda C.
1990
Strong zero-dimensionality of biframes and bispaces. Zbl 0722.54019
Banaschewski, Bernhard; Brümmer, G. C. L.
1990
Some observations about the space of weakly continuous functions from a compact space into a Banach space. Zbl 0769.46031
Arias de Reyna, J.; Diestel, J.; Rodriguez-Piazza, L.; Lomonosov, V.
1992
On atoms of the lattice of supernilpotent radicals. Zbl 0618.16004
France-Jackson, Halina
1986
Numerical homoclinic instabilities in the sine-Gordon equation. Zbl 0785.65086
Herbst, B. M.; Ablowitz, M. J.
1992
On the commutativity of prime rings with derivation. Zbl 0958.16036
Bell, Howard E.
1999
Approximation in Lipschitz algebras. Zbl 0963.46034
Honary, T. G.; Mahyar, H.
2000
Algebraic entropy of shift endomorphisms on abelian groups. Zbl 1194.37015
Akhavin, Maryam; Dikranjan, Dikran; Giordano Bruno, Anna; Hosseini, Arezoo; Shirazi, Fatemah Ayatollah Zadeh
2009
The forcing number of graphs with given girth. Zbl 1385.05060
Davila, Randy; Henning, Michael A.
2018
On orbits of polynomial maps in Banach spaces. Zbl 0946.47042
Bernardes, Nilson C. jun.
1998
Generalized derivations of associative algebras. Zbl 1048.16019
Komatsu, Hiroaki; Nakajima, Atsushi
2003
Localification of variable-basis topological systems. Zbl 1274.06043
Solovyov, Sergey A.
2011
On cotype and a Grothendieck-type theorem for absolutely summing multilinear operators. Zbl 1274.46092
Bernardino, A. T.
2011
Function spaces and $$d$$-separability. Zbl 1091.54008
2005
$$T_ 0$$-objects and separated objects in topological categories. Zbl 0756.54011
Weck-Schwarz, Sibylle
1991
Riesz reasonable cross norms on tensor products of Banach lattices. Zbl 1079.46010
Labuschagne, C. C. A.
2004
A vector lattice version of Rådström’s embedding theorem. Zbl 1144.06009
Labuschagne, C. C. A.; Pinchuck, A. L.; van Alten, C. J.
2007
A convergence theory for probabilistic metric spaces. Zbl 1397.54042
Jäger, Gunther
2015
Component subcategories. Zbl 0431.18001
Tiller, John A.
1980
Fibonacci numbers which are concatenations of two repdigits. Zbl 1472.11067
2021
Spectra of composition operators on Fock-type spaces. Zbl 07340164
Mengestie, Tesfa; Seyoum, Werkaferahu
2021
Some information measures in concomitants of generalized order statistics under iterated Farlie-Gumbel-Morgenstern bivariate type. Zbl 1467.62021
Barakat, H. M.; Husseiny, I. A.
2021
Riemann soliton within the framework of contact geometry. Zbl 1467.53053
Devaraja, M. N.; Aruna Kumara, H.; Venkatesha, V.
2021
Composite outer inverses for rectangular matrices. Zbl 1458.15009
Mosić, Dijana; Stanimirović, Predrag S.
2021
Multiplicative generalized Lie triple derivations on generalized matrix algebras. Zbl 07340197
Jabeen, Aisha
2021
Almost quasi-Yamabe solitons and gradient almost quasi-Yamabe solitons in paracontact geometry. Zbl 07462241
De, Krishnendu; De, Uday Chand
2021
Similarity solutions and conservation laws for the Bogoyavlensky-Konopelchenko equation by Lie point symmetries. Zbl 1475.35013
Halder, Amlan K.; Leach, P. G. L.; Paliathanasis, Andronikos
2021
Rings and subrings of continuous functions with countable range. Zbl 1478.54009
Acharyya, Sudip Kumar; Bharati, Rakesh; Ray, A. Deb
2021
Ricci $$\eta$$-parallel trans-Sasakian 3-manifolds. Zbl 1458.53084
Zhao, Yan
2021
About porosity of some Świątkowski functions in the space of quasi-continuous functions. Zbl 07312316
Ivanova, Gertruda; Karasińska, Aleksandra
2021
On some probabilistic aspects of (generalized) dicyclic groups. Zbl 07312323
Lazorec, Mihai-Silviu; Tărnăuceanu, Marius
2021
On the three questions of Bertram on locally maximal sum-free sets. Zbl 07340160
Anabanti, Chimere S.
2021
Total Roman $$\{2\}$$-domination in graphs. Zbl 1462.05274
Cabrera García, Suitberto; Cabrera Martínez, Abel; Hernández Mira, Frank A.; Yero, Ismael G.
2021
On property $$(\mathcal{A})$$ for modules over direct products of rings. Zbl 1459.13009
Bouchiba, Samir; El-Arabi, Mouhssine
2021
Spectra of a discrete Sturm-Liouville problem with eigenparameter-dependent boundary conditions in Pontryagin space. Zbl 1464.39001
Gao, Chenghua; Lv, Li; Wang, Yali
2021
Some inequalities for the $$(p, q)$$-mixed affine surface areas. Zbl 1471.52004
Wang, Weidong; Zhao, Xia
2021
A new factor theorem on generalized absolute Cesàro summability. Zbl 1476.40004
Bor, Hüseyin
2021
Positioned numerical semigroups. Zbl 07357109
Branco, M. B.; Faria, M. C.; Rosales, J. C.
2021
Primal topologies on the integers. Zbl 1469.54014
García-Ferreira, S.; Guale, A.; Vielma, J.
2021
Unit groups of group algebras of groups of order 20. Zbl 1476.16023
Ansari, Sheere Farhat; Sahai, Meena
2021
Remarks on normal distributive nearlattices. Zbl 07357117
Calomino, Ismael; González, Luciano J.
2021
Weak compactness of almost L-weakly and almost M-weakly compact operators. Zbl 07431341
Afkir, Farid; Bouras, Khalid; Elbour, Aziz; El Filali, Safae
2021
On best proximity points of interpolative proximal contractions. Zbl 1477.54046
Altun, Ishak; Taşdemir, Ayşenur
2021
Addendum to: “Variations of classical selection principles: an overview”. Zbl 1477.54023
Kočinac, Ljubiša D. R.
2021
On a power-type coupled system of $$k$$-Hessian equations. Zbl 1481.35182
Gao, Chenghua; He, Xingyue; Ran, Maojun
2021
On Rall’s $$1/2$$-conjecture on the domination game. Zbl 1481.05109
Bujtás, Csilla; Iršič, Vesna; Klavžar, Sandi; Xu, Kexiang
2021
Certain new factor theorems for infinite series and trigonometric Fourier series. Zbl 1451.40005
Bor, Hüseyin
2020
Iterative algorithm for a family of monotone inclusion problems in $$\mathrm{CAT}(0)$$ spaces. Zbl 07311174
Dehghan, H.; Izuchukwu, C.; Mewomo, O. T.; Taba, D. A.; Ugwunnadi, G. C.
2020
Joint discrete universality for periodic zeta-functions. II. Zbl 1457.11125
Laurinčikas, Antanas
2020
Variations of classical selection principles: an overview. Zbl 1450.54010
Kočinac, Ljubiša D. R.
2020
Separation axioms and covering dimension of asymmetric normed spaces. Zbl 1479.46006
Donjuán, Victor; Jonard-Pérez, Natalia
2020
On a new generalized inverse for Hilbert space operators. Zbl 07307600
Chen, Jianlong; Mosić, Dijana; Xu, Sanzhang
2020
A characterization and perturbation bounds for the weighted core-EP inverse. Zbl 1458.15008
Ma, Haifeng
2020
On the signed Roman $$k$$-domination in graphs. Zbl 1452.05115
2020
A robust fitted numerical method for singularly perturbed turning point problems whose solution exhibits an interior layer. Zbl 07165575
Mbayi, Charles K.; Munyakazi, Justin B.; Patidar, Kailash C.
2020
The inner site-perimeter of compositions. Zbl 1432.05008
Blecher, Aubrey; Brennan, Charlotte; Knopfmacher, Arnold
2020
A note on the Appell matrix functions. Zbl 1435.15006
Dwivedi, Ravi; Sahai, Vivek
2020
Explicit expressions for the related numbers of higher order Appell polynomials. Zbl 1476.11039
Hu, Su; Komatsu, Takao
2020
On skew derivations and generalized skew derivations in Banach algebras. Zbl 1473.46050
Khan, Abdul Nadim; Ali, Shakir; Alhazmi, Husain; De Filippis, Vincenzo
2020
On directional convexity of harmonic mappings in the plane. Zbl 1457.31003
Long, Bo-Yong; Huang, Hua-Ying
2020
Convergence structures in $$M$$-fuzzifying convex spaces. Zbl 1458.54006
Pang, Bin
2020
Associated weights for spaces of $$p$$-integrable entire functions. Zbl 07311597
Bonet, José; Mangino, Elisabetta M.
2020
Nonlinear diameter preserving maps on function spaces. Zbl 1435.47043
Font, Juan J.; Hosseini, Maliheh
2020
Shifted Cauchy numbers. Zbl 1444.11041
Komatsu, Takao; Pita-Ruiz, Claudio
2020
Kantorovich-Bernstein $$\alpha$$-fractal function in $$\mathcal{L}^P$$ spaces. Zbl 1436.28006
Chand, A. K. B.; Jha, Sangita; Navascués, M. A.
2020
Contractible Köthe co-echelon algebras. Zbl 1454.46042
Piszczek, Krzysztof
2020
Upper and lower bounds for the blow-up time for a viscoelastic wave equation with dynamic boundary conditions. Zbl 1450.35082
Liu, Wenjun; Zhu, Biqing; Li, Gang
2020
Comparison between Szeged indices of graphs. Zbl 1450.05011
Das, Kinkar Chandra; Ashrafi, A. R.; Ghalavand, A.
2020
Extension of projection mappings. Zbl 1461.46057
2020
A question about higher order z-ideals in commutative rings. Zbl 1445.13004
Benhissi, A.; Maatallah, A.
2020
Large characteristic subgroups and abstract group classes. Zbl 1457.20024
de Giovanni, Francesco; Trombetti, Marco
2020
Nilpotent Lie algebras having the Schur multiplier of maximum dimension. Zbl 07307593
Niroomand, Peyman; Shamsaki, Afsaneh
2020
Infinitely many solutions for impulsive fractional differential equations through variational methods. Zbl 1460.34012
Gao, Dongdong; Li, Jianli
2020
Solvability of infinite systems of second-order differential equations with boundary conditions in $$\ell_P$$. Zbl 07307599
2020
Some applications of exponentially separable spaces. Zbl 1478.54028
2020
A new study on generalized absolute Cesàro summability methods. Zbl 1468.40004
Bor, Hüseyin
2020
Almost Jordan homomorphisms on Fréchet algebras. Zbl 1462.46059
Omidi, M. R.; Oulfatian, B.; Zivari-Kazempour, A.
2020
On numbers divisible by the product of their nonzero base $$b$$ digits. Zbl 07311137
Sanna, Carlo
2020
Hewitt’s irresolvability and induced sublocales in spatial frames. Zbl 07311140
Baboolal, Dharmanand; Picado, Jorge; Pillay, Paranjothi; Pultr, Aleš
2020
The perimeter of 2-compositions. Zbl 1458.05029
Mansour, Toufik; Shabani, Armend Sh.
2020
Graded change of ring. Zbl 1469.13003
Rohrer, Fred
2020
Recent progress in rings and subrings of real valued measurable functions. Zbl 1465.54014
Acharyya, Soumyadip; Acharyya, Sudip Kumar; Bag, Sagarmoy; Sack, Joshua
2020
Lorentz spaces of vector measures and real interpolation of operators. Zbl 1470.46049
del Campo, R.; Fernández, A.; Mayoral, F.; Naranjo, F.; Sánchez Pérez, E. A.
2020
Bourgain discretization using Lebesgue-Bochner spaces. Zbl 1480.46035
Ostrovskii, Mikhail I.; Randrianantoanina, Beata
2020
New spaces of matrices with operator entries. Zbl 07311593
Blasco, Oscar; García-Bayona, Ismael
2020
Relative interior and closure of the set of inner points. Zbl 1470.46005
García-Pacheco, F. J.
2020
Extension and integral representation of the finite Hilbert transform in rearrangement invariant spaces. Zbl 1467.44002
Curbera, Guillermo P.; Okada, Susumu; Ricker, Werner J.
2020
Multiplicative $$\ast$$-Jordan type higher derivations on von Neumann algebras. Zbl 07311980
2020
Spanning paths and cycles in triangle-free graphs. Zbl 1459.05043
Mafuta, P.; Mushanyu, J.
2020
The Fischer-Marsden conjecture on almost Kenmotsu manifolds. Zbl 1433.53077
De, U. C.; Mandal, Krishanu
2020
On the $$\mathcal{F}\Phi$$-hypercentral subgroups of finite groups. Zbl 1471.20012
Bao, Hongwei; Miao, Long; Shi, Huaguo; Zhang, Jia
2020
On certain properties and expansions of zeta matrix function, digamma matrix function and polygamma matrix function. Zbl 1430.15007
Dwivedi, Ravi; Sahai, Vivek
2020
Blow-up of smooth solutions of the time-fractional Burgers equation. Zbl 1439.35231
Alsaedi, Ahmed; Kirane, Mokhtar; Torebek, Berikbol T.
2020
Some identities involving Appell polynomials. Zbl 1443.05019
Mihoubi, Miloud; Taharbouchet, Said
2020
A note on generalized skew-derivations on multilinear polynomials in prime rings. Zbl 1437.16039
Dhara, Basudeb
2020
Nonlinear maps preserving Drazin invertible operators of bounded index. Zbl 1441.47049
2020
The ($$p, q, r$$)-generations of the alternating group $$A_{10}$$. Zbl 1442.20004
Basheer, Ayoub B. M.; Seretlo, Thekiso
2020
A geometric representation of integral solutions of $$x^2 + xy + y^2 = m^2$$. Zbl 1481.11028
Halbeisen, Lorenz; Hungerbühler, Norbert
2020
Joint discrete universality for periodic zeta-functions. Zbl 1441.11235
Laurinčikas, Antanas
2019
On generalization of some inequalities for generalized harmonically convex functions via local fractional integrals. Zbl 1428.26056
Sun, Wenbing
2019
Some properties of Baskakov-Schurer-Szász operators via power summability methods. Zbl 1434.41013
Braha, Naim L.
2019
On resolvable primal spaces. Zbl 1418.54006
Dahane, Intissar; Lazaar, Sami; Richmond, Tom; Turki, Tarek
2019
Connectedness for lattice-valued subsets in lattice-valued convergence spaces. Zbl 07048630
Jin, Qiu; Li, Lingqiang; Lv, Yanrui; Zhao, Fangfang; Zou, Juan
2019
A new factor theorem for absolute matrix summability. Zbl 1432.40007
Özarslan, Hikmet Seyhan
2019
A new family of Lerch-type zeta functions interpolating a certain class of higher-order Apostol-type numbers and Apostol-type polynomials. Zbl 1446.11038
Kucukoğlu, Irem; Simsek, Yilmaz; Srivastava, H. M.
2019
Geometry of warped product pseudo-slant submanifolds of Kenmotsu manifolds. Zbl 1414.53045
Al-Solamy, Falleh Rijaullah; Naghi, Monia Fouad; Uddin, Siraj
2019
Multiplicative $$\ast$$-Lie triple higher derivations of standard operator algebras. Zbl 07111860
2019
Sturm Liouville equations in the frame of fractional operators with exponential kernels and their discrete versions. Zbl 1429.34007
Abdeljawad, Thabet; Mert, Raziye; Peterson, Allan
2019
Game domination numbers of a disjoint union of paths and cycles. Zbl 1427.91065
Ruksasakchai, Watcharintorn; Onphaeng, Kritkhajohn; Worawannotai, Chalermpong
2019
Stochastic dynamics of an HIV/AIDS epidemic model with treatment. Zbl 1417.92194
Nsuami, Mozart U.; Witbooi, Peter J.
2019
Colouring games based on autotopisms of Latin hyper-rectangles. Zbl 1420.05114
Andres, Stephan Dominique; Falcón, Raúl M.
2019
Practical numbers in Lucas sequences. Zbl 1455.11034
Sanna, Carlo
2019
Some properties of $$c$$-covers of a pair of Lie algebras. Zbl 1472.17041
Arabyani, Homayoon; Safa, Hesam
2019
Symmetry analysis of space-time fractional Poisson equation with a delay. Zbl 1428.35017
Nass, Aminu M.
2019
On functions without pseudo derivatives having fractional pseudo derivatives. Zbl 1428.26015
Salem, Hussein A. H.
2019
Some aspects of (non) functoriality of natural discrete covers of locales. Zbl 1468.06024
Ball, Richard N.; Picado, Jorge; Pultr, Aleš
2019
On non-surjective coarse isometries between Banach spaces. Zbl 1423.46014
Cheng, Lixin; Fang, Quanqing; Luo, Sijie; Sun, Longfa
2019
Almost periodic solutions for a class of non-instantaneous impulsive differential equations. Zbl 1436.34041
Tian, Ying; Wang, Jinrong; Zhou, Yong
2019
Vector lattice covers of ideals and bands in pre-Riesz spaces. Zbl 1429.46002
Kalauch, Anke; Malinowski, Helena
2019
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### Cited by 3,829 Authors

 45 Henning, Michael Anthony 33 Leach, Peter Gavin Lawrence 31 Picado, Jorge 28 Dube, Themba 28 Jäger, Gunther 24 Pultr, Aleš 23 Veldsman, Stefan 22 Abd-Elhameed, Waleed Mohamed 22 Groenewald, Nico Johannes 22 Gutiérrez García, Javier 22 Mansour, Toufik 21 Littlejohn, Lance L. 21 Mewomo, Oluwatosin Temitope 19 Chu, Yuming 19 Labuschagne, Coenraad C. A. 19 Mosić, Dijana 19 Solovyov, Sergey A. 18 Booth, Geoffrey L. 18 Pang, Bin 17 Castellini, Gabriele 17 Hayat, Tasawar 17 Pellegrino, Daniel Marinho 17 Sánchez-Pérez, Enrique Alfonso 16 Al-saedi, Ahmed Eid Salem 16 Ashraf, Mohammad 16 Banaschewski, Bernhard 16 Duran, Antonio J. 15 Dikranjan, Dikran N. 15 Everitt, William Norrie 15 Grobler, Jacobus J. 15 Luca, Florian 15 Porst, Hans-Eberhard 14 Doha, Eid H. 14 Fang, Jinming 14 France-Jackson, Halina 14 Hardie, Keith A. 14 Mahomed, Fazal M. 14 Naidoo, Inderasan 14 Šlapal, Josef 14 Tholen, Walter 13 Bu, Qingying 13 Herrlich, Horst 13 Leiva, Hugo 13 Li, Lingqiang 13 Rodabaugh, Stephen Ernest 13 Schauerte, Anneliese 13 Stanimirović, Predrag S. 13 van der Walt, Jan Harm 12 Ao, Jijun 12 Holgate, David B. 12 Kubiak, Tomasz 12 Künzi, Hans-Peter A. 12 Rashid, Saima 12 Ricker, Werner Joseph 12 Sun, Jiong 12 Youssri, Youssri H. 11 Frith, John L. 11 Hartnell, Bert L. 11 Knopfmacher, Arnold 11 Kočinac, Ljubiša D. R. 11 Mouton, Sonja 11 Raubenheimer, Heinrich 11 Romaguera Bonilla, Salvador 11 Shi, Fu-Gui 11 Street, Ross H. 11 Yang, Hongwei 10 Burton, M. H. 10 Jin, Qiu 10 Jolaoso, Lateef Olakunle 10 Kwon, Kil Hyun 10 Ma, Haifeng 10 Özçağ, Selma 10 Plummer, Michael D. 10 Seoane-Sepúlveda, Juan Benigno 10 Valero, Oscar 10 van Wyk, Leon 9 Ahsanullah, T. M. G. 9 Alderton, Ian W. 9 Ali, Faryad 9 Bonet Solves, José 9 Brown, Jason Ira 9 Brümmer, Guillaume C. L. 9 Chen, Jianlong 9 Cross, Ronald 9 Davila, Randy Ryan 9 De, Uday Chand 9 Erné, Marcel 9 Govinder, Keshlan Sathasiva 9 Ighedo, Oghenetega 9 Meyer, Johan H. 9 Moshier, M. Andrew 9 Popa, Dumitru 9 Prins, Abraham Love 9 Prodinger, Helmut 9 Šostak, Alexander P. 9 Zettl, Anton 8 Băleanu, Dumitru I. 8 Bella, Angelo 8 Botelho, Geraldo 8 Candeloro, Domenico ...and 3,729 more Authors
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### Cited in 532 Journals

 311 Quaestiones Mathematicae 218 Topology and its Applications 165 Fuzzy Sets and Systems 163 Journal of Mathematical Analysis and Applications 88 Communications in Algebra 79 Journal of Pure and Applied Algebra 76 Applied Categorical Structures 63 Discrete Mathematics 57 Discrete Applied Mathematics 50 Positivity 49 Journal of Computational and Applied Mathematics 40 Bulletin of the Australian Mathematical Society 37 Rocky Mountain Journal of Mathematics 37 Acta Mathematica Hungarica 35 Applied Mathematics and Computation 35 Revista de la Real Academia de Ciencias Exactas, Físicas y Naturales. Serie A: Matemáticas. RACSAM 34 Mediterranean Journal of Mathematics 33 Linear and Multilinear Algebra 32 Proceedings of the American Mathematical Society 31 Algebra Universalis 31 Journal of Algebra and its Applications 29 Results in Mathematics 29 Proceedings of the Royal Society of Edinburgh. Section A. Mathematics 29 Bulletin of the Malaysian Mathematical Sciences Society. Second Series 28 Cahiers de Topologie et Géométrie Différentielle Catégoriques 26 Monatshefte für Mathematik 25 Linear Algebra and its Applications 25 Abstract and Applied Analysis 24 Advances in Difference Equations 22 Archiv der Mathematik 22 Journal of Inequalities and Applications 21 Journal of Functional Analysis 21 Indagationes Mathematicae. New Series 19 Journal of Algebra 19 Hacettepe Journal of Mathematics and Statistics 18 Journal of Mathematical Physics 18 Communications in Nonlinear Science and Numerical Simulation 17 Czechoslovak Mathematical Journal 17 Journal of Approximation Theory 17 Transactions of the American Mathematical Society 17 Journal of Mathematics 16 Mathematische Nachrichten 16 Mathematica Slovaca 16 Bulletin of the Iranian Mathematical Society 16 Computational and Applied Mathematics 15 Computers & Mathematics with Applications 15 International Journal of Mathematics and Mathematical Sciences 15 Filomat 15 Soft Computing 15 Afrika Matematika 14 Indian Journal of Pure & Applied Mathematics 14 Glasgow Mathematical Journal 14 Rendiconti del Circolo Matemàtico di Palermo. Serie II 14 Journal of Combinatorial Optimization 14 Journal of Function Spaces 14 Open Mathematics 13 Periodica Mathematica Hungarica 13 The Ramanujan Journal 13 Asian-European Journal of Mathematics 13 AIMS Mathematics 12 Applicable Analysis 12 Journal of Differential Equations 12 Journal of Number Theory 12 Proceedings of the Edinburgh Mathematical Society. Series II 12 Order 12 Journal of Mathematical Sciences (New York) 12 Acta Mathematica Sinica. English Series 12 Central European Journal of Mathematics 11 Mathematical Methods in the Applied Sciences 11 Theoretical Computer Science 11 Graphs and Combinatorics 11 Banach Journal of Mathematical Analysis 11 Applied General Topology 11 Advances in Operator Theory 10 Advances in Mathematics 10 Annali di Matematica Pura ed Applicata. Serie Quarta 10 Information Sciences 10 Integral Equations and Operator Theory 10 Proceedings of the Indian Academy of Sciences. Mathematical Sciences 10 The Electronic Journal of Combinatorics 10 Mathematical Problems in Engineering 10 Journal of the Australian Mathematical Society 10 Iranian Journal of Fuzzy Systems 9 Mathematical Notes 9 Numerical Functional Analysis and Optimization 9 Semigroup Forum 9 Acta Applicandae Mathematicae 9 Discussiones Mathematicae. Graph Theory 9 Boundary Value Problems 8 Mathematical Proceedings of the Cambridge Philosophical Society 8 Advances in Applied Mathematics 8 International Journal of Computer Mathematics 8 Turkish Journal of Mathematics 8 Journal of Difference Equations and Applications 8 Journal of Applied Mathematics 7 International Journal of Theoretical Physics 7 Chaos, Solitons and Fractals 7 Demonstratio Mathematica 7 Mathematische Zeitschrift 7 Annals of Pure and Applied Logic ...and 432 more Journals
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### Cited in 63 Fields

 810 General topology (54-XX) 669 Functional analysis (46-XX) 541 Operator theory (47-XX) 428 Category theory; homological algebra (18-XX) 418 Combinatorics (05-XX) 355 Order, lattices, ordered algebraic structures (06-XX) 351 Associative rings and algebras (16-XX) 328 Ordinary differential equations (34-XX) 182 Group theory and generalizations (20-XX) 177 Number theory (11-XX) 167 Partial differential equations (35-XX) 144 Mathematical logic and foundations (03-XX) 144 Numerical analysis (65-XX) 143 Special functions (33-XX) 130 Real functions (26-XX) 117 Linear and multilinear algebra; matrix theory (15-XX) 101 Computer science (68-XX) 94 Measure and integration (28-XX) 80 Harmonic analysis on Euclidean spaces (42-XX) 79 Probability theory and stochastic processes (60-XX) 77 Commutative algebra (13-XX) 74 Algebraic topology (55-XX) 73 Dynamical systems and ergodic theory (37-XX) 72 Approximations and expansions (41-XX) 70 Fluid mechanics (76-XX) 68 Differential geometry (53-XX) 55 Functions of a complex variable (30-XX) 54 Sequences, series, summability (40-XX) 49 General algebraic systems (08-XX) 49 Difference and functional equations (39-XX) 42 Nonassociative rings and algebras (17-XX) 38 Topological groups, Lie groups (22-XX) 38 Convex and discrete geometry (52-XX) 34 Global analysis, analysis on manifolds (58-XX) 33 Operations research, mathematical programming (90-XX) 33 Biology and other natural sciences (92-XX) 32 Game theory, economics, finance, and other social and behavioral sciences (91-XX) 31 Integral equations (45-XX) 31 Systems theory; control (93-XX) 30 Mechanics of particles and systems (70-XX) 24 Algebraic geometry (14-XX) 23 Mechanics of deformable solids (74-XX) 22 Calculus of variations and optimal control; optimization (49-XX) 22 Classical thermodynamics, heat transfer (80-XX) 17 Information and communication theory, circuits (94-XX) 16 Manifolds and cell complexes (57-XX) 16 Quantum theory (81-XX) 15 Statistics (62-XX) 14 Abstract harmonic analysis (43-XX) 12 Field theory and polynomials (12-XX) 10 Several complex variables and analytic spaces (32-XX) 10 Geometry (51-XX) 10 Geophysics (86-XX) 9 Relativity and gravitational theory (83-XX) 8 History and biography (01-XX) 8 Integral transforms, operational calculus (44-XX) 7 General and overarching topics; collections (00-XX) 7 Potential theory (31-XX) 4 Statistical mechanics, structure of matter (82-XX) 3 Astronomy and astrophysics (85-XX) 2 Optics, electromagnetic theory (78-XX) 2 Mathematics education (97-XX) 1 $$K$$-theory (19-XX)