Shirvani, M.; Mirvakili, S.; Davvaz, B. Strongly transitive geometric spaces on hypergroups from strongly \(U\)-regular relations. (English) Zbl 07507878 J. Algebra Appl. 21, No. 5, Article ID 2250094, 19 p. (2022). MSC: 20N20 PDF BibTeX XML Cite \textit{M. Shirvani} et al., J. Algebra Appl. 21, No. 5, Article ID 2250094, 19 p. (2022; Zbl 07507878) Full Text: DOI OpenURL
Blau, Harvey I. The \(\pi \)-radical and Hall’s theorems for residually thin and \(\pi \)-valenced hypergroups, table algebras, and association schemes. (English) Zbl 07496450 J. Algebra 600, 279-301 (2022). MSC: 16P10 16P70 16W10 20D20 20N20 05E30 PDF BibTeX XML Cite \textit{H. I. Blau}, J. Algebra 600, 279--301 (2022; Zbl 07496450) Full Text: DOI OpenURL
Al Tahan, Madeline; Davvaz, Bijan Geometric hypergroups. (English) Zbl 07490808 J. Algebr. Syst. 9, No. 2, 241-257 (2022). MSC: 20N20 05C25 PDF BibTeX XML Cite \textit{M. Al Tahan} and \textit{B. Davvaz}, J. Algebr. Syst. 9, No. 2, 241--257 (2022; Zbl 07490808) Full Text: DOI OpenURL
Salec, Ali Reza Bagheri; Kumar, Vishvesh; Tabatabaie, Seyyed Mohammad Convolution properties of Orlicz spaces on hypergroups. (English) Zbl 07469094 Proc. Am. Math. Soc. 150, No. 4, 1685-1696 (2022). MSC: 46E30 43A62 43A15 PDF BibTeX XML Cite \textit{A. R. B. Salec} et al., Proc. Am. Math. Soc. 150, No. 4, 1685--1696 (2022; Zbl 07469094) Full Text: DOI arXiv OpenURL
Vasil’ev, Andrey V.; Zieschang, Paul-Hermann Solvable hypergroups and a generalization of Hall’s theorems on finite solvable groups to association schemes. (English) Zbl 07459392 J. Algebra 594, 733-750 (2022). MSC: 20N20 PDF BibTeX XML Cite \textit{A. V. Vasil'ev} and \textit{P.-H. Zieschang}, J. Algebra 594, 733--750 (2022; Zbl 07459392) Full Text: DOI arXiv OpenURL
Amini, Massoud; Amjadi, Ali Asghar; Tabatabaie, Seyyed Mohammad Coarse structure of metrizable hypergroups. (English) Zbl 07451887 Complex Anal. Oper. Theory 16, No. 1, Paper No. 9, 12 p. (2022). MSC: 43A62 54C55 54D35 PDF BibTeX XML Cite \textit{M. Amini} et al., Complex Anal. Oper. Theory 16, No. 1, Paper No. 9, 12 p. (2022; Zbl 07451887) Full Text: DOI OpenURL
Kawazoe, Takeshi Singular integral operators of convolution type on Jacobi hypergroup. (English) Zbl 07464621 Baklouti, Ali (ed.) et al., Geometric and harmonic analysis on homogeneous spaces and applications. TJC 2019, Djerba, Selected papers based on the presentations at the 6th Tunisian-Japanese conference. In honor of Professor Takaaki Nomura. Tunisia, December 15–19, 2019. Cham: Springer. Springer Proc. Math. Stat. 366, 103-121 (2021). MSC: 43A85 42B20 PDF BibTeX XML Cite \textit{T. Kawazoe}, Springer Proc. Math. Stat. 366, 103--121 (2021; Zbl 07464621) Full Text: DOI OpenURL
Tabatabaie, Seyyed Mohammad; Gol, Rajab Ali Kamyabi; Jokar, Soheila Existence of the relatively compact fundamental domain for hypergroups. (English) Zbl 07450731 Thai J. Math. 19, No. 2, 551-556 (2021). MSC: 43A62 42C15 PDF BibTeX XML Cite \textit{S. M. Tabatabaie} et al., Thai J. Math. 19, No. 2, 551--556 (2021; Zbl 07450731) Full Text: Link OpenURL
Nikkhah, A.; Davvaz, B. Hypergroups associated with hypergraphs. (English) Zbl 07435888 Discrete Math. Algorithms Appl. 13, No. 3, Article ID 2150018, 11 p. (2021). MSC: 20N20 PDF BibTeX XML Cite \textit{A. Nikkhah} and \textit{B. Davvaz}, Discrete Math. Algorithms Appl. 13, No. 3, Article ID 2150018, 11 p. (2021; Zbl 07435888) Full Text: DOI OpenURL
Székelyhidi, László Spectral analysis and synthesis on an infinite hypergroup join. (English) Zbl 07434721 Publ. Math. 99, No. 3-4, 261-273 (2021). Reviewer: Yuri Movsisyan (Yerevan) MSC: 20N20 43A45 43A62 PDF BibTeX XML Cite \textit{L. Székelyhidi}, Publ. Math. 99, No. 3--4, 261--273 (2021; Zbl 07434721) Full Text: DOI OpenURL
Kumar, Vishvesh; Tabatabaie, Seyyed Mohammad Hypercyclic sequences of weighted translations on hypergroups. (English) Zbl 07431142 Semigroup Forum 103, No. 3, 916-934 (2021). MSC: 47-XX PDF BibTeX XML Cite \textit{V. Kumar} and \textit{S. M. Tabatabaie}, Semigroup Forum 103, No. 3, 916--934 (2021; Zbl 07431142) Full Text: DOI arXiv OpenURL
Rakhimi, L.; Daher, R. Equivalence of \(K\)-functionals and modulus of smoothness for Laguerre type operator. (English) Zbl 07425531 J. Pseudo-Differ. Oper. Appl. 12, No. 4, Paper No. 53, 15 p. (2021). MSC: 43A62 43A80 41A17 PDF BibTeX XML Cite \textit{L. Rakhimi} and \textit{R. Daher}, J. Pseudo-Differ. Oper. Appl. 12, No. 4, Paper No. 53, 15 p. (2021; Zbl 07425531) Full Text: DOI OpenURL
Mirabdollahi, H.; Davvaz, B. Fuzzy hyperstructural patterns of some genetic phenomena. (English) Zbl 1476.20065 Comput. Appl. Math. 40, No. 4, Paper No. 105, 16 p. (2021). MSC: 20N20 16Y99 20N25 16Y80 PDF BibTeX XML Cite \textit{H. Mirabdollahi} and \textit{B. Davvaz}, Comput. Appl. Math. 40, No. 4, Paper No. 105, 16 p. (2021; Zbl 1476.20065) Full Text: DOI OpenURL
Tabatabaie, Seyyed Mohammad; Sadathoseyni, Bentolhoda Hecke \(\ast\)-algebras on locally compact hypergroups. (English) Zbl 07405845 Georgian Math. J. 28, No. 5, 819-829 (2021). MSC: 43A62 46K05 43A20 PDF BibTeX XML Cite \textit{S. M. Tabatabaie} and \textit{B. Sadathoseyni}, Georgian Math. J. 28, No. 5, 819--829 (2021; Zbl 07405845) Full Text: DOI OpenURL
Mejjaoli, Hatem; Trimèche, Khalifa Time-frequency analysis associated with the Laguerre wavelet transform. (English) Zbl 07403063 Rev. Unión Mat. Argent. 62, No. 1, 31-55 (2021). MSC: 44A20 33E30 42B10 43A32 PDF BibTeX XML Cite \textit{H. Mejjaoli} and \textit{K. Trimèche}, Rev. Unión Mat. Argent. 62, No. 1, 31--55 (2021; Zbl 07403063) Full Text: DOI OpenURL
Székelyhidi, L. Spherical spectral synthesis on hypergroups. (English) Zbl 07399063 Acta Math. Hung. 163, No. 1, 247-275 (2021). MSC: 43A62 43A45 43A90 20N20 PDF BibTeX XML Cite \textit{L. Székelyhidi}, Acta Math. Hung. 163, No. 1, 247--275 (2021; Zbl 07399063) Full Text: DOI OpenURL
Rachdi, Lakhdar T.; Amri, Besma Gabor multipliers associated with the Bessel-Kingman hypergroup. (English) Zbl 1471.42013 J. Pseudo-Differ. Oper. Appl. 12, No. 3, Paper No. 45, 26 p. (2021). MSC: 42A38 44A35 35S05 PDF BibTeX XML Cite \textit{L. T. Rachdi} and \textit{B. Amri}, J. Pseudo-Differ. Oper. Appl. 12, No. 3, Paper No. 45, 26 p. (2021; Zbl 1471.42013) Full Text: DOI OpenURL
Székelyhidi, László; Tabatabaie, Seyyed Mohammad; Vati, Kedumetse Strictly and strongly positive definite functions on locally compact hypergroups. (English) Zbl 07380189 Result. Math. 76, No. 3, Paper No. 156, 12 p. (2021). Reviewer: Massoud Amini (Tehran) MSC: 43A62 43A35 43A25 PDF BibTeX XML Cite \textit{L. Székelyhidi} et al., Result. Math. 76, No. 3, Paper No. 156, 12 p. (2021; Zbl 07380189) Full Text: DOI OpenURL
Sousa, Rúben; Guerra, Manuel; Yakubovich, Semyon A unified construction of product formulas and convolutions for Sturm-Liouville operators. (English) Zbl 1478.34029 Anal. Math. Phys. 11, No. 2, Paper No. 87, 50 p. (2021). Reviewer: Erdogan Sen (Tekirdağ) MSC: 34B24 35L80 43A10 43A62 PDF BibTeX XML Cite \textit{R. Sousa} et al., Anal. Math. Phys. 11, No. 2, Paper No. 87, 50 p. (2021; Zbl 1478.34029) Full Text: DOI OpenURL
Endo, Kenta; Mimura, Ippei; Sawada, Yusuke Hypergroups and distance distributions of random walks on graphs. (English) Zbl 1472.43009 Math. Scand. 127, No. 1, 43-62 (2021). MSC: 43A62 43A05 60J10 PDF BibTeX XML Cite \textit{K. Endo} et al., Math. Scand. 127, No. 1, 43--62 (2021; Zbl 1472.43009) Full Text: DOI arXiv OpenURL
Kumar, Vishvesh; Sarma, Ritumoni Continuity of operators intertwining with translation operators on hypergroups. (English) Zbl 1478.43005 Aequationes Math. 95, No. 2, 343-349 (2021). Reviewer: Norbert Youmbi (Loretto) MSC: 43A62 43A22 46H10 PDF BibTeX XML Cite \textit{V. Kumar} and \textit{R. Sarma}, Aequationes Math. 95, No. 2, 343--349 (2021; Zbl 1478.43005) Full Text: DOI OpenURL
Bowler, Nathan; Su, Ting Classification of doubly distributive skew hyperfields and stringent hypergroups. (English) Zbl 1462.20022 J. Algebra 574, 669-698 (2021). Reviewer: Dariush Heidari (Mahallat) MSC: 20N20 12K99 16Y20 PDF BibTeX XML Cite \textit{N. Bowler} and \textit{T. Su}, J. Algebra 574, 669--698 (2021; Zbl 1462.20022) Full Text: DOI arXiv OpenURL
French, Christopher; Zieschang, Paul-Hermann Rings arising from finite tight hypergroups. (English) Zbl 1483.20121 J. Algebra 569, 544-567 (2021). Reviewer: Bijan Davvaz (Yazd) MSC: 20N20 16Y99 PDF BibTeX XML Cite \textit{C. French} and \textit{P.-H. Zieschang}, J. Algebra 569, 544--567 (2021; Zbl 1483.20121) Full Text: DOI OpenURL
Parr, Adam A hypergroup dual space can be unbounded. (English) Zbl 07466911 Missouri J. Math. Sci. 32, No. 1, 71-79 (2020). MSC: 43A62 PDF BibTeX XML Cite \textit{A. Parr}, Missouri J. Math. Sci. 32, No. 1, 71--79 (2020; Zbl 07466911) Full Text: DOI Euclid OpenURL
Oguz, Gulay On soft topological hypergroups. (English) Zbl 1478.22003 J. Hyperstruct. 9, No. 2, 81-95 (2020). MSC: 22A99 20N20 PDF BibTeX XML Cite \textit{G. Oguz}, J. Hyperstruct. 9, No. 2, 81--95 (2020; Zbl 1478.22003) Full Text: Link OpenURL
Tabatabaie, Seyyed Mohammad; Salec, Alireza Bagheri Convolution of two weighted Orlicz spaces on hypergroups. (English) Zbl 1476.43001 Rev. Colomb. Mat. 54, No. 2, 117-128 (2020). MSC: 43A15 43A62 46E30 PDF BibTeX XML Cite \textit{S. M. Tabatabaie} and \textit{A. B. Salec}, Rev. Colomb. Mat. 54, No. 2, 117--128 (2020; Zbl 1476.43001) Full Text: DOI OpenURL
Mejjaoli, Hatem; Trimèche, Khalifa Localization operators associated with the Laguerre-Wigner transform. (English) Zbl 1470.44007 Ann. Univ. Ferrara, Sez. VII, Sci. Mat. 66, No. 2, 381-407 (2020). MSC: 44A20 33E30 42B10 43A32 PDF BibTeX XML Cite \textit{H. Mejjaoli} and \textit{K. Trimèche}, Ann. Univ. Ferrara, Sez. VII, Sci. Mat. 66, No. 2, 381--407 (2020; Zbl 1470.44007) Full Text: DOI OpenURL
Nemati, Mehdi; Sohaei, Zhila Amenability and harmonic \(L^p\)-functions on hypergroups. (English) Zbl 07326474 Publ. Math. 97, No. 3-4, 403-417 (2020). MSC: 43A62 43A15 43A07 45E10 PDF BibTeX XML Cite \textit{M. Nemati} and \textit{Z. Sohaei}, Publ. Math. 97, No. 3--4, 403--417 (2020; Zbl 07326474) Full Text: DOI arXiv OpenURL
Heidari, Dariush; Davvaz, Bijan Characterization of polygroups by IP-subsets. (English) Zbl 1474.20167 Eurasian Math. J. 11, No. 3, 35-41 (2020). MSC: 20N25 20N20 PDF BibTeX XML Cite \textit{D. Heidari} and \textit{B. Davvaz}, Eurasian Math. J. 11, No. 3, 35--41 (2020; Zbl 1474.20167) Full Text: DOI MNR OpenURL
Manjegani, Seyed Mahmoud; Farsani, Jafar Soltani On the Fourier algebra of certain hypergroups. (English) Zbl 07311134 Quaest. Math. 43, No. 11, 1513-1525 (2020). MSC: 47B48 43A30 PDF BibTeX XML Cite \textit{S. M. Manjegani} and \textit{J. S. Farsani}, Quaest. Math. 43, No. 11, 1513--1525 (2020; Zbl 07311134) Full Text: DOI OpenURL
Fechner, Zywilla; Székelyhidi, László Remarks on infinite hypergroup joins. (English) Zbl 1474.20165 Ann. Univ. Sci. Budap. Rolando Eötvös, Sect. Comput. 51, 89-95 (2020). MSC: 20N20 39B99 PDF BibTeX XML Cite \textit{Z. Fechner} and \textit{L. Székelyhidi}, Ann. Univ. Sci. Budap. Rolando Eötvös, Sect. Comput. 51, 89--95 (2020; Zbl 1474.20165) Full Text: Link OpenURL
Sekhavatizadeh, Sara; Zahedi, Mohammad Mehdi; Iranmanesh, Ali Character table groups and extracted simple and cyclic polygroups. (English) Zbl 1454.20127 J. Indones. Math. Soc. 26, No. 1, 22-36 (2020). MSC: 20N20 20C15 PDF BibTeX XML Cite \textit{S. Sekhavatizadeh} et al., J. Indones. Math. Soc. 26, No. 1, 22--36 (2020; Zbl 1454.20127) Full Text: DOI OpenURL
Sihwaningrum, Idha; Maryani, Sri; Gunawan, Hendra Extension of Hardy-Littlewood-Sobolev inequalities for Riesz potentials on hypergroups. (English) Zbl 1451.42024 Mediterr. J. Math. 17, No. 6, Paper No. 203, 10 p. (2020). MSC: 42B20 42B35 26A33 47B38 47G10 PDF BibTeX XML Cite \textit{I. Sihwaningrum} et al., Mediterr. J. Math. 17, No. 6, Paper No. 203, 10 p. (2020; Zbl 1451.42024) Full Text: DOI OpenURL
Tsarev, Aleksandr; Kukharev, Andrei Algebraic lattices of solvably saturated formations and their applications. (English) Zbl 07270787 Bol. Soc. Mat. Mex., III. Ser. 26, No. 3, 1003-1014 (2020). MSC: 20F17 20D10 20N20 20M35 20E15 20D30 PDF BibTeX XML Cite \textit{A. Tsarev} and \textit{A. Kukharev}, Bol. Soc. Mat. Mex., III. Ser. 26, No. 3, 1003--1014 (2020; Zbl 07270787) Full Text: DOI OpenURL
Vati, Kedumetse; Székelyhidi, László Exponential monomials on hypergroup joins. (English) Zbl 1463.20106 Miskolc Math. Notes 21, No. 1, 463-472 (2020). MSC: 20N20 39B52 PDF BibTeX XML Cite \textit{K. Vati} and \textit{L. Székelyhidi}, Miskolc Math. Notes 21, No. 1, 463--472 (2020; Zbl 1463.20106) Full Text: DOI OpenURL
Heidari, Dariush; Freni, Domenico On further properties of minimal size in hypergroups of type \(U\) on the right. (English) Zbl 1483.20123 Commun. Algebra 48, No. 10, 4132-4141 (2020). Reviewer: Bijan Davvaz (Yazd) MSC: 20N20 PDF BibTeX XML Cite \textit{D. Heidari} and \textit{D. Freni}, Commun. Algebra 48, No. 10, 4132--4141 (2020; Zbl 1483.20123) Full Text: DOI OpenURL
Iranmanesh, Mahdeyeh; Jafarpour, Morteza; Aghabozorgi, Hossien; Zhan, Jian Ming Classification of Krasner hyperfields of order 4. (English) Zbl 1477.20139 Acta Math. Sin., Engl. Ser. 36, No. 8, 889-902 (2020). Reviewer: Hubert Kiechle (Hamburg) MSC: 20N20 12K99 PDF BibTeX XML Cite \textit{M. Iranmanesh} et al., Acta Math. Sin., Engl. Ser. 36, No. 8, 889--902 (2020; Zbl 1477.20139) Full Text: DOI OpenURL
Kumar, Vishvesh; Kumar, N. Shravan; Sarma, Ritumoni Characterization of multipliers on hypergroups. (English) Zbl 1441.43008 Acta Math. Vietnam. 45, No. 3, 783-794 (2020). MSC: 43A22 43A62 43A20 PDF BibTeX XML Cite \textit{V. Kumar} et al., Acta Math. Vietnam. 45, No. 3, 783--794 (2020; Zbl 1441.43008) Full Text: DOI OpenURL
Jun, Jaiung; Rowen, Louis Categories with negation. (English) Zbl 1462.08001 Srivastava, Ashish K. (ed.) et al., Categorical, homological and combinatorial methods in algebra. AMS special session in honor of S. K. Jain’s 80th birthday, Ohio State University, Columbus, Ohio, March 16–18, 2018. Providence, RI: American Mathematical Society (AMS). Contemp. Math. 751, 221-270 (2020). Reviewer: Sergejs Solovjovs (Praha) MSC: 08A05 18B99 06F05 08A30 13C60 12K10 20N20 16Y60 PDF BibTeX XML Cite \textit{J. Jun} and \textit{L. Rowen}, Contemp. Math. 751, 221--270 (2020; Zbl 1462.08001) Full Text: DOI arXiv OpenURL
Cristea, Irina; Hassani Sadrabadi, Elhan; Davvaz, Bijan A fuzzy application of the group \(\mathbb{Z}_n\) to complete hypergroups. (English) Zbl 1436.20125 Soft Comput. 24, No. 5, 3543-3550 (2020). MSC: 20N25 20N20 PDF BibTeX XML Cite \textit{I. Cristea} et al., Soft Comput. 24, No. 5, 3543--3550 (2020; Zbl 1436.20125) Full Text: DOI OpenURL
Heidari, D. Some classes of semihypergroups of type \(U\) on the right. (English) Zbl 1449.20068 Afr. Mat. 31, No. 3-4, 585-588 (2020). MSC: 20N20 PDF BibTeX XML Cite \textit{D. Heidari}, Afr. Mat. 31, No. 3--4, 585--588 (2020; Zbl 1449.20068) Full Text: DOI OpenURL
Novák, Michal; Křehlík, Štěpán; Staněk, David \(n\)-ary Cartesian composition of automata. (English) Zbl 1436.68184 Soft Comput. 24, No. 3, 1837-1849 (2020). MSC: 68Q45 20M35 20N20 68Q70 PDF BibTeX XML Cite \textit{M. Novák} et al., Soft Comput. 24, No. 3, 1837--1849 (2020; Zbl 1436.68184) Full Text: DOI OpenURL
Al Tahan, M.; Davvaz, B. A class of representations of Artin braid hypergroups. (English) Zbl 1474.20161 Asian-Eur. J. Math. 13, No. 3, Article ID 2050056, 12 p. (2020). MSC: 20N20 20F36 PDF BibTeX XML Cite \textit{M. Al Tahan} and \textit{B. Davvaz}, Asian-Eur. J. Math. 13, No. 3, Article ID 2050056, 12 p. (2020; Zbl 1474.20161) Full Text: DOI OpenURL
Tabatabaie, Seyyed Mohammad; Amini, Massoud Convolution coarse structures. (English) Zbl 1440.43016 Topology Appl. 275, Article ID 107152, 13 p. (2020). MSC: 43A62 54C55 54D35 54D45 PDF BibTeX XML Cite \textit{S. M. Tabatabaie} and \textit{M. Amini}, Topology Appl. 275, Article ID 107152, 13 p. (2020; Zbl 1440.43016) Full Text: DOI OpenURL
French, Christopher; Zieschang, Paul-Hermann On residually thin hypergroups. (English) Zbl 07175321 J. Algebra 551, 93-118 (2020). Reviewer: Jaiung Jun (Binghamton) MSC: 20N20 05E30 PDF BibTeX XML Cite \textit{C. French} and \textit{P.-H. Zieschang}, J. Algebra 551, 93--118 (2020; Zbl 07175321) Full Text: DOI OpenURL
Vati, K. Gelfand pairs over hypergroup joins. (English) Zbl 1449.20070 Acta Math. Hung. 160, No. 1, 101-108 (2020). Reviewer: Wiesław A. Dudek (Wrocław) MSC: 20N20 39B52 PDF BibTeX XML Cite \textit{K. Vati}, Acta Math. Hung. 160, No. 1, 101--108 (2020; Zbl 1449.20070) Full Text: DOI OpenURL
Norouzi, Morteza; Safa, Hesam; Zadeh, Azam Adineh The largest family of generalized fuzzy subhypergroups. (English) Zbl 1438.16109 Comput. Appl. Math. 39, No. 1, Paper No. 27, 11 p. (2020). MSC: 16Y99 16Y80 20N20 PDF BibTeX XML Cite \textit{M. Norouzi} et al., Comput. Appl. Math. 39, No. 1, Paper No. 27, 11 p. (2020; Zbl 1438.16109) Full Text: DOI OpenURL
Norouzi, Morteza Normal subfuzzy \((m, n)\)-hypermodules. (English) Zbl 07475872 J. Discrete Math. Sci. Cryptography 22, No. 3, 433-451 (2019). MSC: 05-XX 94-XX 20N20 08A72 20N15 PDF BibTeX XML Cite \textit{M. Norouzi}, J. Discrete Math. Sci. Cryptography 22, No. 3, 433--451 (2019; Zbl 07475872) Full Text: DOI OpenURL
Oyebola, Oyeyemi O.; Jaiyeola, Temitope G. Non-associative algebraic hyperstructures and their applications to biological inheritance. (English) Zbl 1469.20061 Ahusborde, É. (ed.) et al., Fifteenth international conference Zaragoza-Pau on mathematics and its applications. Proceedings of the conference, Jaca, Spain, September 10–12, 2018. Zaragoza: Prensas de la Universidad de Zaragoza. Monogr. Mat. García Galdeano 42, 229-241 (2019). MSC: 20N20 92D15 PDF BibTeX XML Cite \textit{O. O. Oyebola} and \textit{T. G. Jaiyeola}, Monogr. Mat. García Galdeano 42, 229--241 (2019; Zbl 1469.20061) OpenURL
Davvaz, Bijan; Alp, Murat \(\mathrm{cat}^1\)-hypergroups and pullback \(\mathrm{cat}^1\)-hypergroups. (English) Zbl 1474.20162 Mat. Vesn. 71, No. 4, 316-325 (2019). MSC: 20N20 18C40 PDF BibTeX XML Cite \textit{B. Davvaz} and \textit{M. Alp}, Mat. Vesn. 71, No. 4, 316--325 (2019; Zbl 1474.20162) Full Text: EMIS Link Link OpenURL
Al Tahan, Madeline; Davvaz, Bijan Chemical hyperstructures for Astatine, Tellurium and for Bismuth. (English) Zbl 1453.92373 Bull. Comput. Appl. Math. 7, No. 1, 9-25 (2019). MSC: 92E10 20N20 PDF BibTeX XML Cite \textit{M. Al Tahan} and \textit{B. Davvaz}, Bull. Comput. Appl. Math. 7, No. 1, 9--25 (2019; Zbl 1453.92373) Full Text: Link OpenURL
Norouzi, Morteza; Ameri, Reza Fundamental commutative \((m,n)\)-rings obtained from \((m,n)\)-hyperrings. (English) Zbl 1463.16092 Casp. J. Math. Sci. 8, No. 2, 162-177 (2019). MSC: 16Y20 PDF BibTeX XML Cite \textit{M. Norouzi} and \textit{R. Ameri}, Casp. J. Math. Sci. 8, No. 2, 162--177 (2019; Zbl 1463.16092) Full Text: DOI OpenURL
Jahanshahi-Nukandeh, Najmeh; Talebi, Yahya; Asghari-Larimi, Mohsen Fuzzy transposition \(Hv\)-groups. (English) Zbl 1446.20086 J. Adv. Math. Stud. 12, No. 1, 40-49 (2019). MSC: 20N25 20N20 PDF BibTeX XML Cite \textit{N. Jahanshahi-Nukandeh} et al., J. Adv. Math. Stud. 12, No. 1, 40--49 (2019; Zbl 1446.20086) OpenURL
Székelyhidi, László Invariant means in stability theory. (English) Zbl 1441.39031 Brzdęk, Janusz (ed.) et al., Ulam type stability. Based on the conferences on Ulam type stability (CUTS), Cluj-Napoca, Romania, July 4–9, 2016 and Timisoara, Romania, October 8–13, 2018. Cham: Springer. 409-451 (2019). MSC: 39B82 39B52 39-02 43A07 PDF BibTeX XML Cite \textit{L. Székelyhidi}, in: Ulam type stability. Based on the conferences on Ulam type stability (CUTS), Cluj-Napoca, Romania, July 4--9, 2016 and Timisoara, Romania, October 8--13, 2018. Cham: Springer. 409--451 (2019; Zbl 1441.39031) Full Text: DOI OpenURL
Mirvakili, S.; Anvariyeh, S. M.; Davvaz, B. Construction of \((M,N)\)-hypermodule over \((R,S)\)-hyperring. (English) Zbl 1432.16042 Acta Univ. Sapientiae, Math. 11, No. 1, 131-143 (2019). MSC: 16Y20 20N20 PDF BibTeX XML Cite \textit{S. Mirvakili} et al., Acta Univ. Sapientiae, Math. 11, No. 1, 131--143 (2019; Zbl 1432.16042) Full Text: DOI OpenURL
Kanjanzadeh, Zeinab; Madanshekaf, Ali Po-groups and hypergroups in a topos. (English) Zbl 1429.20051 Turk. J. Math. 43, No. 5, 2578-2591 (2019). MSC: 20N20 06F15 18B25 PDF BibTeX XML Cite \textit{Z. Kanjanzadeh} and \textit{A. Madanshekaf}, Turk. J. Math. 43, No. 5, 2578--2591 (2019; Zbl 1429.20051) Full Text: Link OpenURL
Kheradmand, M. R.; Davvaz, B. On cyclic polygroups of order less than six and period two. (English) Zbl 1429.20052 J. Korean Soc. Math. Educ., Ser. B, Pure Appl. Math. 26, No. 4, 233-245 (2019). MSC: 20N20 PDF BibTeX XML Cite \textit{M. R. Kheradmand} and \textit{B. Davvaz}, J. Korean Soc. Math. Educ., Ser. B, Pure Appl. Math. 26, No. 4, 233--245 (2019; Zbl 1429.20052) Full Text: DOI OpenURL
Amini, Massoud; Nikpey, Hamed; Tabatabaie, Seyyed Mohammad Crossed product of \(C^*\)-algebras by hypergroups. (English) Zbl 1428.43007 Math. Nachr. 292, No. 9, 1897-1910 (2019). MSC: 43A62 46L05 PDF BibTeX XML Cite \textit{M. Amini} et al., Math. Nachr. 292, No. 9, 1897--1910 (2019; Zbl 1428.43007) Full Text: DOI OpenURL
Iranmanesh, Mahdiyeh; Jafarpour, Morteza; Cristea, Irina The non-commuting graph of a non-central hypergroup. (English) Zbl 1425.20034 Open Math. 17, 1035-1044 (2019). MSC: 20N20 05C25 05C10 PDF BibTeX XML Cite \textit{M. Iranmanesh} et al., Open Math. 17, 1035--1044 (2019; Zbl 1425.20034) Full Text: DOI OpenURL
Trimeche, Khalifa The harmonic analysis associated to the Heckman-Opdam’s theory and its application to a root system of type \(BC_d\). (English) Zbl 1428.33030 Korean J. Math. 27, No. 1, 221-267 (2019). MSC: 33C67 33E30 51F15 43A32 43A62 PDF BibTeX XML Cite \textit{K. Trimeche}, Korean J. Math. 27, No. 1, 221--267 (2019; Zbl 1428.33030) Full Text: DOI OpenURL
Tahan, M. Al; Davvaz, Bijan On Corsini hypergroups and their productional hypergroups. (English) Zbl 1477.20140 Korean J. Math. 27, No. 1, 63-80 (2019). MSC: 20N20 PDF BibTeX XML Cite \textit{M. A. Tahan} and \textit{B. Davvaz}, Korean J. Math. 27, No. 1, 63--80 (2019; Zbl 1477.20140) Full Text: DOI OpenURL
Dalalyan, S.; Navasardyan, Sh. On unitary hypergroups over the group. (English) Zbl 1439.20073 Lobachevskii J. Math. 40, No. 8, 1045-1057 (2019). MSC: 20N20 PDF BibTeX XML Cite \textit{S. Dalalyan} and \textit{Sh. Navasardyan}, Lobachevskii J. Math. 40, No. 8, 1045--1057 (2019; Zbl 1439.20073) Full Text: DOI OpenURL
Fechner, Zywilla; Székelyhidi, László Functional equations on an infinite hypergroup join. (English) Zbl 1438.20079 Ann. Univ. Sci. Budap. Rolando Eötvös, Sect. Comput. 49, 179-185 (2019). Reviewer: Eszter Gselmann (Debrecen) MSC: 20N20 39B99 PDF BibTeX XML Cite \textit{Z. Fechner} and \textit{L. Székelyhidi}, Ann. Univ. Sci. Budap. Rolando Eötvös, Sect. Comput. 49, 179--185 (2019; Zbl 1438.20079) Full Text: Link OpenURL
Székelyhidi, László; Tabatabaie, Seyyed Mohammad Invariant subspaces on KPC-hypergroups. (English) Zbl 1423.43009 J. Math. Phys. Anal. Geom. 15, No. 1, 122-130 (2019). MSC: 43A62 43A45 39A70 PDF BibTeX XML Cite \textit{L. Székelyhidi} and \textit{S. M. Tabatabaie}, J. Math. Phys. Anal. Geom. 15, No. 1, 122--130 (2019; Zbl 1423.43009) Full Text: DOI OpenURL
Golmohamadian, M.; Zahedi, M. M.; Soltankhah, N. Some algebraic hyperstructures related to zero forcing sets and forcing digraphs. (English) Zbl 1421.05043 J. Algebra Appl. 18, No. 10, Article ID 1950192, 19 p. (2019). MSC: 05C15 05C20 05C50 20N20 PDF BibTeX XML Cite \textit{M. Golmohamadian} et al., J. Algebra Appl. 18, No. 10, Article ID 1950192, 19 p. (2019; Zbl 1421.05043) Full Text: DOI OpenURL
Mejjaoli, Hatem; Trimèche, Khalifa Two-wavelet multipliers on the Dual of the Laguerre hypergroup and applications. (English) Zbl 1427.42040 Mediterr. J. Math. 16, No. 5, Paper No. 126, 35 p. (2019). MSC: 42C40 42C25 42B15 33E30 43A32 81S30 94A12 45P05 PDF BibTeX XML Cite \textit{H. Mejjaoli} and \textit{K. Trimèche}, Mediterr. J. Math. 16, No. 5, Paper No. 126, 35 p. (2019; Zbl 1427.42040) Full Text: DOI OpenURL
Heidari, D.; Davvaz, B. Characterization of small polygroups by their fundamental groups. (English) Zbl 07106908 Discrete Math. Algorithms Appl. 11, No. 4, Article ID 1950047, 18 p. (2019). MSC: 20N20 PDF BibTeX XML Cite \textit{D. Heidari} and \textit{B. Davvaz}, Discrete Math. Algorithms Appl. 11, No. 4, Article ID 1950047, 18 p. (2019; Zbl 07106908) Full Text: DOI OpenURL
Vahedi, Vahid; Jafarpour, Morteza; Aghabozorgi, Hossien; Cristea, Irina Extension of elliptic curves on Krasner hyperfields. (English) Zbl 07098160 Commun. Algebra 47, No. 11, 4806-4823 (2019). MSC: 14H52 PDF BibTeX XML Cite \textit{V. Vahedi} et al., Commun. Algebra 47, No. 11, 4806--4823 (2019; Zbl 07098160) Full Text: DOI OpenURL
Vati, Kedumetse; Székelyhidi, László Moment functions on hypergroup joins. (English) Zbl 1432.20047 Adv. Pure Appl. Math. 10, No. 3, 215-220 (2019). MSC: 20N20 39B99 PDF BibTeX XML Cite \textit{K. Vati} and \textit{L. Székelyhidi}, Adv. Pure Appl. Math. 10, No. 3, 215--220 (2019; Zbl 1432.20047) Full Text: DOI OpenURL
Miclo, Laurent On the Markov commutator. (English) Zbl 1481.60181 Bull. Sci. Math. 154, 1-35 (2019). MSC: 60J80 15A27 20N20 39A12 PDF BibTeX XML Cite \textit{L. Miclo}, Bull. Sci. Math. 154, 1--35 (2019; Zbl 1481.60181) Full Text: DOI arXiv OpenURL
Zieschang, Paul-Hermann Hypergroups all nonidentity elements of which are involutions. (English) Zbl 1472.20150 Feldvoss, Jörg (ed.) et al., Advances in algebra. Proceedings of the southern regional algebra conference, SRAC 2017, Mobile, AL, USA, March 17–19, 2017. Cham: Springer. Springer Proc. Math. Stat. 277, 305-322 (2019). MSC: 20N20 PDF BibTeX XML Cite \textit{P.-H. Zieschang}, Springer Proc. Math. Stat. 277, 305--322 (2019; Zbl 1472.20150) Full Text: DOI OpenURL
Kumar, Vishvesh; Ross, Kenneth A.; Singh, Ajit Iqbal Hypergroup deformations of semigroups. (English) Zbl 1422.43003 Semigroup Forum 99, No. 1, 169-195 (2019); addendum ibid. 99, No. 1, 196-197 (2019). Reviewer: Isabel Marrero (La Laguna) MSC: 43A10 20M99 20N20 43A62 PDF BibTeX XML Cite \textit{V. Kumar} et al., Semigroup Forum 99, No. 1, 169--195 (2019; Zbl 1422.43003) Full Text: DOI arXiv OpenURL
Shehu, Lumnije; Davvaz, Bijan Direct and semidirect product of \(n\)-ary polygroups via \(n\)-ary factor polygroups. (English) Zbl 1481.20224 J. Algebra Appl. 18, No. 5, Article ID 1950082, 20 p. (2019). MSC: 20N20 20N15 PDF BibTeX XML Cite \textit{L. Shehu} and \textit{B. Davvaz}, J. Algebra Appl. 18, No. 5, Article ID 1950082, 20 p. (2019; Zbl 1481.20224) Full Text: DOI OpenURL
Kumar, Vishvesh; Sarma, Ritumoni; Kumar, N. Shravan Orlicz spaces on hypergroups. (English) Zbl 1438.43002 Publ. Math. 94, No. 1-2, 31-47 (2019). MSC: 43A22 43A62 43A20 PDF BibTeX XML Cite \textit{V. Kumar} et al., Publ. Math. 94, No. 1--2, 31--47 (2019; Zbl 1438.43002) Full Text: DOI OpenURL
Essmaili, Morteza; Medghalchi, Alireza R.; Ramezani, Ramin \(\varphi \)-biprojectivity of Banach algebras with applications to hypergroup algebras. (English) Zbl 1414.43006 Bull. Iran. Math. Soc. 45, No. 2, 359-376 (2019). Reviewer: Amir Sahami (Tehran) MSC: 43A20 43A22 PDF BibTeX XML Cite \textit{M. Essmaili} et al., Bull. Iran. Math. Soc. 45, No. 2, 359--376 (2019; Zbl 1414.43006) Full Text: DOI OpenURL
Diaconis, Persi; Griffiths, Robert C. Reproducing kernel orthogonal polynomials on the multinomial distribution. (English) Zbl 1428.33023 J. Approx. Theory 242, 1-30 (2019). Reviewer: Małgorzata Michalska (Lublin) MSC: 33C45 60J10 60E05 PDF BibTeX XML Cite \textit{P. Diaconis} and \textit{R. C. Griffiths}, J. Approx. Theory 242, 1--30 (2019; Zbl 1428.33023) Full Text: DOI arXiv OpenURL
Székelyhidi, László; Tabatabaie, Seyyed Mohammad; Sadathoseyni, Bentol Hoda Convolution operators on measure algebras of KPC-hypergroups. (English) Zbl 1452.43003 Adv. Pure Appl. Math. 10, No. 1, 1-6 (2019). MSC: 43A62 43A45 44A35 PDF BibTeX XML Cite \textit{L. Székelyhidi} et al., Adv. Pure Appl. Math. 10, No. 1, 1--6 (2019; Zbl 1452.43003) Full Text: DOI OpenURL
Fechner, Żywilla; Székelyhidi, László Moment functions on affine groups. (English) Zbl 1472.43010 Result. Math. 74, No. 1, Paper No. 5, 13 p. (2019). MSC: 43A62 20N20 39B52 PDF BibTeX XML Cite \textit{Ż. Fechner} and \textit{L. Székelyhidi}, Result. Math. 74, No. 1, Paper No. 5, 13 p. (2019; Zbl 1472.43010) Full Text: DOI OpenURL
Al Tahan, M.; Davvaz, B. On the existence of irreducible hypermatrix representations of the symmetric group \(S_n\). (English) Zbl 1481.20222 J. Discrete Math. Sci. Cryptography 21, No. 5, 1055-1067 (2018). MSC: 20N20 17B10 PDF BibTeX XML Cite \textit{M. Al Tahan} and \textit{B. Davvaz}, J. Discrete Math. Sci. Cryptography 21, No. 5, 1055--1067 (2018; Zbl 1481.20222) Full Text: DOI OpenURL
Nikkhah, A.; Davvaz, B.; Mirvakili, S. Hypergroups constructed from hypergraphs. (English) Zbl 07473995 Filomat 32, No. 10, 3487-3494 (2018). MSC: 20N20 05C65 PDF BibTeX XML Cite \textit{A. Nikkhah} et al., Filomat 32, No. 10, 3487--3494 (2018; Zbl 07473995) Full Text: DOI OpenURL
Miovska, V.; Celakoska-Jordanova, V.; Davvaz, B. Vector valued hyperstructures. (English) Zbl 07390776 Kragujevac J. Math. 42, No. 2, 259-273 (2018). MSC: 20M10 20N99 20N20 PDF BibTeX XML Cite \textit{V. Miovska} et al., Kragujevac J. Math. 42, No. 2, 259--273 (2018; Zbl 07390776) Full Text: Link OpenURL
Davvaz, B.; Dehghan, F.; Farshi, M. Ternary hypergroups of type U on the right. (English) Zbl 07390769 Kragujevac J. Math. 42, No. 2, 177-191 (2018). MSC: 20N20 PDF BibTeX XML Cite \textit{B. Davvaz} et al., Kragujevac J. Math. 42, No. 2, 177--191 (2018; Zbl 07390769) Full Text: Link OpenURL
Ghiasvand, Peyman; Mirvakili, Saeed Transitivity of the \(\delta^n\)-relation in hypergroups. (English) Zbl 1452.20064 J. Indones. Math. Soc. 24, No. 2, 36-46 (2018). MSC: 20N20 PDF BibTeX XML Cite \textit{P. Ghiasvand} and \textit{S. Mirvakili}, J. Indones. Math. Soc. 24, No. 2, 36--46 (2018; Zbl 1452.20064) Full Text: DOI OpenURL
Lellis Thivagar, M.; Kavitha, J. Invertible subhypergroup nano topology induced by chemical reaction. (English) Zbl 1429.20053 South East Asian J. Math. Math. Sci. 14, No. 3, 21-30 (2018). MSC: 20N20 22A30 54A05 PDF BibTeX XML Cite \textit{M. Lellis Thivagar} and \textit{J. Kavitha}, South East Asian J. Math. Math. Sci. 14, No. 3, 21--30 (2018; Zbl 1429.20053) OpenURL
Novák, Michal; Křehlík, Štepán; Cristea, Irina Cyclicity in \(EL\)-hypergroups. (English) Zbl 1423.20070 Symmetry 10, No. 11, Paper No. 611, 13 p. (2018). MSC: 20N20 PDF BibTeX XML Cite \textit{M. Novák} et al., Symmetry 10, No. 11, Paper No. 611, 13 p. (2018; Zbl 1423.20070) Full Text: DOI OpenURL
Aghabozorgi, H.; Jafarpour, M.; Davvaz, B. On some classes of hypergroups. (English) Zbl 1426.20020 Cogent Math. Stat. 5, Article ID 1510357, 8 p. (2018). MSC: 20N20 PDF BibTeX XML Cite \textit{H. Aghabozorgi} et al., Cogent Math. Stat. 5, Article ID 1510357, 8 p. (2018; Zbl 1426.20020) Full Text: DOI OpenURL
Norouzi, Morteza; Ameri, Reza; Leoreanu-Fotea, Violeta Normal hyperideals in Krasner \((m, n)\)-hyperrings. (English) Zbl 1463.16093 An. Științ. Univ. “Ovidius” Constanța, Ser. Mat. 26, No. 3, 197-211 (2018). MSC: 16Y20 PDF BibTeX XML Cite \textit{M. Norouzi} et al., An. Științ. Univ. ``Ovidius'' Constanța, Ser. Mat. 26, No. 3, 197--211 (2018; Zbl 1463.16093) Full Text: DOI OpenURL
Roukbi, Ahmed; Lehlou, Fouad; Moussa, Mohammed Sine and cosine type functional equations on hypergroups. (English) Zbl 1420.39019 Adv. Pure Appl. Math. 10, No. 2, 125-140 (2019). Reviewer: Jacek Chmieliński (Kraków) MSC: 39B52 22C05 43A30 PDF BibTeX XML Cite \textit{A. Roukbi} et al., Adv. Pure Appl. Math. 10, No. 2, 125--140 (2018; Zbl 1420.39019) Full Text: DOI OpenURL
Hamidi, Mohammad; Leoreanu-Fotea, Violeta On (2-closed) regular hypergroups. (English) Zbl 1424.20090 Sci. Bull., Ser. A, Appl. Math. Phys., Politeh. Univ. Buchar. 80, No. 4, 173-186 (2018). MSC: 20N20 20E05 57M05 PDF BibTeX XML Cite \textit{M. Hamidi} and \textit{V. Leoreanu-Fotea}, Sci. Bull., Ser. A, Appl. Math. Phys., Politeh. Univ. Buchar. 80, No. 4, 173--186 (2018; Zbl 1424.20090) OpenURL
Bagheri Salec, Alireza; Tabatabaie, Seyyed Mohammad; Karami, Benyamin Kazhdan’s property and weak containment for hypergroups. (English) Zbl 1410.43006 Bull. Iran. Math. Soc. 44, No. 2, 417-435 (2018). MSC: 43A62 PDF BibTeX XML Cite \textit{A. Bagheri Salec} et al., Bull. Iran. Math. Soc. 44, No. 2, 417--435 (2018; Zbl 1410.43006) Full Text: DOI OpenURL
Alp, Murat; Davvaz, Bijan Hypergroups and their pullback and pushout structures. (English) Zbl 1441.20044 Hacet. J. Math. Stat. 47, No. 2, 237-250 (2018). MSC: 20N20 18C40 PDF BibTeX XML Cite \textit{M. Alp} and \textit{B. Davvaz}, Hacet. J. Math. Stat. 47, No. 2, 237--250 (2018; Zbl 1441.20044) Full Text: DOI OpenURL
Tahan, M. Al; Davvaz, B. Generalized complex fuzzy and anti-fuzzy \(H_{v}\)-subgroups. (English) Zbl 1412.20022 Int. J. Anal. Appl. 16, No. 5, 628-642 (2018). MSC: 20N25 20N20 PDF BibTeX XML Cite \textit{M. A. Tahan} and \textit{B. Davvaz}, Int. J. Anal. Appl. 16, No. 5, 628--642 (2018; Zbl 1412.20022) Full Text: Link OpenURL
Tabatabaie, Seyyed Mohammad; Haghighifar, Faranak \(L^p\)-conjecture on hypergroups. (English) Zbl 1412.43008 Sahand Commun. Math. Anal. 12, No. 1, 121-130 (2018). MSC: 43A62 43A15 46J10 PDF BibTeX XML Cite \textit{S. M. Tabatabaie} and \textit{F. Haghighifar}, Sahand Commun. Math. Anal. 12, No. 1, 121--130 (2018; Zbl 1412.43008) Full Text: DOI OpenURL
Tabatabaie, Seyyed Mohammad The problem of density on commutative strong hypergroups. (English) Zbl 1457.43003 Math. Rep., Buchar. 20(70), No. 3, 227-232 (2018). MSC: 43A62 43A15 PDF BibTeX XML Cite \textit{S. M. Tabatabaie}, Math. Rep., Buchar. 20(70), No. 3, 227--232 (2018; Zbl 1457.43003) OpenURL
Laali, J.; Ramezani, R. Approximate amenability and contractibility of hypergroup algebras. (English) Zbl 1435.43002 Ann. Funct. Anal. 9, No. 4, 551-565 (2018). MSC: 43A62 46K05 43A07 PDF BibTeX XML Cite \textit{J. Laali} and \textit{R. Ramezani}, Ann. Funct. Anal. 9, No. 4, 551--565 (2018; Zbl 1435.43002) Full Text: DOI Euclid OpenURL
Heyer, Herbert; Kawakami, Satoshi; Tsurii, Tatsuya; Yamanaka, Satoe Hypergroups arising from characters of a compact groups and its subgroup. (English) Zbl 1454.22004 Sci. Math. Jpn. 81, No. 2, 167-182 (2018). MSC: 22D30 22F50 20N20 43A62 PDF BibTeX XML Cite \textit{H. Heyer} et al., Sci. Math. Jpn. 81, No. 2, 167--182 (2018; Zbl 1454.22004) Full Text: arXiv OpenURL
Mirvakili, Saeed; Anvariyeh, S. M.; Davvaz, B. Semihypergroups associated with ternary relations. (English) Zbl 1413.20068 Afr. Mat. 29, No. 3-4, 463-475 (2018). MSC: 20N20 PDF BibTeX XML Cite \textit{S. Mirvakili} et al., Afr. Mat. 29, No. 3--4, 463--475 (2018; Zbl 1413.20068) Full Text: DOI OpenURL
Früchtl, Felix Sturm-Liouville operator functions. (English) Zbl 06970455 Diss. Math. 532, 52 p. (2018). MSC: 47D09 34G10 39B42 43A62 47D06 34B24 PDF BibTeX XML Cite \textit{F. Früchtl}, Diss. Math. 532, 52 p. (2018; Zbl 06970455) Full Text: DOI OpenURL
Ghorani, Maryam State hyperstructures of tree automata based on lattice-valued logic. (English) Zbl 1400.68129 RAIRO, Theor. Inform. Appl. 52, No. 1, 23-42 (2018). MSC: 68Q70 20N20 20N25 PDF BibTeX XML Cite \textit{M. Ghorani}, RAIRO, Theor. Inform. Appl. 52, No. 1, 23--42 (2018; Zbl 1400.68129) Full Text: DOI OpenURL
Hajbayov, Mubariz G.; Gadjieva, Elmira A. Two weighted inequalities for fractional integrals on commutative hypergroups. (English) Zbl 06949510 Trans. Natl. Acad. Sci. Azerb., Ser. Phys.-Tech. Math. Sci. 38, No. 1, Math., 69-78 (2018). MSC: 47G40 20N20 43A62 26A33 PDF BibTeX XML Cite \textit{M. G. Hajbayov} and \textit{E. A. Gadjieva}, Trans. Natl. Acad. Sci. Azerb., Ser. Phys.-Tech. Math. Sci. 38, No. 1, Math., 69--78 (2018; Zbl 06949510) OpenURL