Mucci, Domenico; Saracco, Alberto Correction to: “The total intrinsic curvature of curves in Riemannian surfaces”. (English) Zbl 1472.53063 Rend. Circ. Mat. Palermo (2) 70, No. 2, 1137-1138 (2021). MSC: 53C40 53A04 26A45 49J45 30F99 PDFBibTeX XMLCite \textit{D. Mucci} and \textit{A. Saracco}, Rend. Circ. Mat. Palermo (2) 70, No. 2, 1137--1138 (2021; Zbl 1472.53063) Full Text: DOI
Costarelli, Danilo; Vinti, Gianluca Convergence of sampling Kantorovich operators in modular spaces with applications. (English) Zbl 07383976 Rend. Circ. Mat. Palermo (2) 70, No. 2, 1115-1136 (2021). Reviewer: Mohammed El Aïdi (Bogotá) MSC: 47A58 41A25 41A05 41A35 46E30 47B38 PDFBibTeX XMLCite \textit{D. Costarelli} and \textit{G. Vinti}, Rend. Circ. Mat. Palermo (2) 70, No. 2, 1115--1136 (2021; Zbl 07383976) Full Text: DOI
Haq, Abdul; Sukavanam, N. Partial approximate controllability of fractional systems with Riemann-Liouville derivatives and nonlocal conditions. (English) Zbl 1472.34119 Rend. Circ. Mat. Palermo (2) 70, No. 2, 1099-1114 (2021). MSC: 34H05 34A08 34G20 34B10 93B05 47N20 PDFBibTeX XMLCite \textit{A. Haq} and \textit{N. Sukavanam}, Rend. Circ. Mat. Palermo (2) 70, No. 2, 1099--1114 (2021; Zbl 1472.34119) Full Text: DOI
Takahashi, Takeshi Curves always Lie in the plane spanned by Darboux frame. (English) Zbl 1473.53009 Rend. Circ. Mat. Palermo (2) 70, No. 2, 1083-1098 (2021). MSC: 53A04 53A05 PDFBibTeX XMLCite \textit{T. Takahashi}, Rend. Circ. Mat. Palermo (2) 70, No. 2, 1083--1098 (2021; Zbl 1473.53009) Full Text: DOI
Aounallah, Radhouane; Benaissa, Abbes; Zaraï, Abderrahmane Blow-up and asymptotic behavior for a wave equation with a time delay condition of fractional type. (English) Zbl 1471.35057 Rend. Circ. Mat. Palermo (2) 70, No. 2, 1061-1081 (2021). MSC: 35B44 35B40 35L20 35L71 35R11 PDFBibTeX XMLCite \textit{R. Aounallah} et al., Rend. Circ. Mat. Palermo (2) 70, No. 2, 1061--1081 (2021; Zbl 1471.35057) Full Text: DOI
Drivaliaris, Dimosthenis; Karagiorgos, Yiannis; Yannakakis, Nikos Nearness of nonlinear operators. (English) Zbl 07383972 Rend. Circ. Mat. Palermo (2) 70, No. 2, 1051-1060 (2021). Reviewer: Simeon Reich (Haifa) MSC: 47H05 47H06 46C50 35J60 PDFBibTeX XMLCite \textit{D. Drivaliaris} et al., Rend. Circ. Mat. Palermo (2) 70, No. 2, 1051--1060 (2021; Zbl 07383972) Full Text: DOI
Prajapati, B.; Tiwari, S. K. Some commutativity theorems on Banach algebras. (English) Zbl 1482.46051 Rend. Circ. Mat. Palermo (2) 70, No. 2, 1041-1049 (2021). MSC: 46H05 46J05 16N60 47B47 PDFBibTeX XMLCite \textit{B. Prajapati} and \textit{S. K. Tiwari}, Rend. Circ. Mat. Palermo (2) 70, No. 2, 1041--1049 (2021; Zbl 1482.46051) Full Text: DOI
Som, Sumit A generalization of the density zero ideal. (English) Zbl 1481.40001 Rend. Circ. Mat. Palermo (2) 70, No. 2, 1037-1039 (2021). MSC: 40A35 54A20 54H05 46B45 PDFBibTeX XMLCite \textit{S. Som}, Rend. Circ. Mat. Palermo (2) 70, No. 2, 1037--1039 (2021; Zbl 1481.40001) Full Text: DOI arXiv
Khajoei, Najmeh; Molaei, Mohammad Reza Normal forms of polynomial differential systems in \(\mathbb{R}^3\) having at least three invariant algebraic surfaces. (English) Zbl 1479.34070 Rend. Circ. Mat. Palermo (2) 70, No. 2, 1023-1035 (2021). MSC: 34C20 34C45 58K50 PDFBibTeX XMLCite \textit{N. Khajoei} and \textit{M. R. Molaei}, Rend. Circ. Mat. Palermo (2) 70, No. 2, 1023--1035 (2021; Zbl 1479.34070) Full Text: DOI
Yan, Weiping; Rădulescu, Vicenţiu D. Sobolev regular solutions for the incompressible Navier-Stokes equations in higher dimensions: asymptotics and representation formulae. (English) Zbl 1477.35148 Rend. Circ. Mat. Palermo (2) 70, No. 2, 995-1021 (2021). MSC: 35Q31 35A01 76D05 35B40 35B65 PDFBibTeX XMLCite \textit{W. Yan} and \textit{V. D. Rădulescu}, Rend. Circ. Mat. Palermo (2) 70, No. 2, 995--1021 (2021; Zbl 1477.35148) Full Text: DOI
Lal, Shyam; Sharma, Priya R. Approximations of a function whose first and second derivatives belonging to generalized Hölder’s class by extended Legendre wavelet method and its applications in solutions of differential equations. (English) Zbl 1471.42075 Rend. Circ. Mat. Palermo (2) 70, No. 2, 959-993 (2021). Reviewer: Yuri A. Farkov (Moskva) MSC: 42C40 65T60 65L10 65L60 65R20 PDFBibTeX XMLCite \textit{S. Lal} and \textit{P. R. Sharma}, Rend. Circ. Mat. Palermo (2) 70, No. 2, 959--993 (2021; Zbl 1471.42075) Full Text: DOI
Rahimi, Ahad Maximal depth property of bigraded modules. (English) Zbl 1473.13007 Rend. Circ. Mat. Palermo (2) 70, No. 2, 947-958 (2021). Reviewer: Tri Nguyen (Biên Hòa) MSC: 13C14 13C15 16W50 13F20 13D45 PDFBibTeX XMLCite \textit{A. Rahimi}, Rend. Circ. Mat. Palermo (2) 70, No. 2, 947--958 (2021; Zbl 1473.13007) Full Text: DOI arXiv
Artés, Joan C.; Llibre, Jaume; Schlomiuk, Dana; Vulpe, Nicolae Invariant conditions for phase portraits of quadratic systems with complex conjugate invariant lines meeting at a finite point. (English) Zbl 1471.58038 Rend. Circ. Mat. Palermo (2) 70, No. 2, 923-945 (2021). MSC: 58K45 34C05 34A34 37G15 PDFBibTeX XMLCite \textit{J. C. Artés} et al., Rend. Circ. Mat. Palermo (2) 70, No. 2, 923--945 (2021; Zbl 1471.58038) Full Text: DOI Link
Okeke, Godwin Amechi Convergence theorems for \(G\)-nonexpansive mappings in convex metric spaces with a directed graph. (English) Zbl 1476.65090 Rend. Circ. Mat. Palermo (2) 70, No. 2, 907-922 (2021). MSC: 65J15 54H25 54E40 PDFBibTeX XMLCite \textit{G. A. Okeke}, Rend. Circ. Mat. Palermo (2) 70, No. 2, 907--922 (2021; Zbl 1476.65090) Full Text: DOI
Aljaaidi, Tariq A.; Pachpatte, Deepak B. The Minkowski’s inequalities via \(\psi\)-Riemann-Liouville fractional integral operators. (English) Zbl 1471.26006 Rend. Circ. Mat. Palermo (2) 70, No. 2, 893-906 (2021). MSC: 26D10 26A33 PDFBibTeX XMLCite \textit{T. A. Aljaaidi} and \textit{D. B. Pachpatte}, Rend. Circ. Mat. Palermo (2) 70, No. 2, 893--906 (2021; Zbl 1471.26006) Full Text: DOI
Sgibnev, M. S. Matrix Volterra integral equation with submultiplicative asymptotics of the inhomogeneous term. (English) Zbl 1477.45002 Rend. Circ. Mat. Palermo (2) 70, No. 2, 883-891 (2021). Reviewer: Alexander N. Tynda (Penza) MSC: 45D05 45F99 PDFBibTeX XMLCite \textit{M. S. Sgibnev}, Rend. Circ. Mat. Palermo (2) 70, No. 2, 883--891 (2021; Zbl 1477.45002) Full Text: DOI
Fahid, Brahim; Bennis, Driss; Mamouni, Abdellah Dhara-Rehman-Raza’s identities on left ideals of prime rings. (English) Zbl 1483.16049 Rend. Circ. Mat. Palermo (2) 70, No. 2, 875-882 (2021). Reviewer: Mohd Arif Raza (Rabigh) MSC: 16W25 16N60 PDFBibTeX XMLCite \textit{B. Fahid} et al., Rend. Circ. Mat. Palermo (2) 70, No. 2, 875--882 (2021; Zbl 1483.16049) Full Text: DOI arXiv
Movasati, Hossein Special components of Noether-Lefschetz loci. (English) Zbl 1480.14005 Rend. Circ. Mat. Palermo (2) 70, No. 2, 861-874 (2021). Reviewer: Ananyo Dan (Sheffield) MSC: 14C30 32G20 PDFBibTeX XMLCite \textit{H. Movasati}, Rend. Circ. Mat. Palermo (2) 70, No. 2, 861--874 (2021; Zbl 1480.14005) Full Text: DOI arXiv
Daher, Radouan; Saadi, Faouaz Dunkl-Hausdorff operators on \(BMO_{\alpha}(\mathbb{R})\) and \(W_{\alpha}^{p,r}(\mathbb{R})\). (English) Zbl 1482.47087 Rend. Circ. Mat. Palermo (2) 70, No. 2, 853-860 (2021). MSC: 47G10 47B38 43A32 PDFBibTeX XMLCite \textit{R. Daher} and \textit{F. Saadi}, Rend. Circ. Mat. Palermo (2) 70, No. 2, 853--860 (2021; Zbl 1482.47087) Full Text: DOI
Tomar, Anita; Joshi, Meena Relation-theoretic nonlinear contractions in an \(\mathcal{F}\)-metric space and applications. (English) Zbl 1476.54119 Rend. Circ. Mat. Palermo (2) 70, No. 2, 835-852 (2021). MSC: 54H25 54E40 PDFBibTeX XMLCite \textit{A. Tomar} and \textit{M. Joshi}, Rend. Circ. Mat. Palermo (2) 70, No. 2, 835--852 (2021; Zbl 1476.54119) Full Text: DOI
Ben Ouidren, Kaoutar; Zariouh, Hassan New approach to a-Weyl’s theorem and some preservation results. (English) Zbl 07383957 Rend. Circ. Mat. Palermo (2) 70, No. 2, 819-833 (2021). Reviewer: Cătălin Badea (Villeneuve d’Ascq) MSC: 47A53 47A10 47A11 47A55 PDFBibTeX XMLCite \textit{K. Ben Ouidren} and \textit{H. Zariouh}, Rend. Circ. Mat. Palermo (2) 70, No. 2, 819--833 (2021; Zbl 07383957) Full Text: DOI
Öğrekçi, Süleyman; Başcı, Yasemin; Mısır, Adil Ulam type stability for conformable fractional differential equations. (English) Zbl 1476.34030 Rend. Circ. Mat. Palermo (2) 70, No. 2, 807-817 (2021). MSC: 34A08 34D10 47N20 PDFBibTeX XMLCite \textit{S. Öğrekçi} et al., Rend. Circ. Mat. Palermo (2) 70, No. 2, 807--817 (2021; Zbl 1476.34030) Full Text: DOI
Aboutafail, Othman; H’michane, Jawad; Hafidi, Noufissa; Berka, Mohamed On the duality problem for the class of weak Banach-Saks operators. (English) Zbl 07383955 Rend. Circ. Mat. Palermo (2) 70, No. 2, 793-806 (2021). Reviewer: Mohamed Ali Toumi (Bizerte) MSC: 47B07 46B42 47B50 PDFBibTeX XMLCite \textit{O. Aboutafail} et al., Rend. Circ. Mat. Palermo (2) 70, No. 2, 793--806 (2021; Zbl 07383955) Full Text: DOI
Jamshidvand, Sedighe; Ghalandarzadeh, Shaban; Amiraslani, Amirhossein; Olia, Fateme Solving linear systems over idempotent semifields through \(LU\)-factorization. (English) Zbl 1490.65045 Rend. Circ. Mat. Palermo (2) 70, No. 2, 769-791 (2021). MSC: 65F05 15A06 12K10 PDFBibTeX XMLCite \textit{S. Jamshidvand} et al., Rend. Circ. Mat. Palermo (2) 70, No. 2, 769--791 (2021; Zbl 1490.65045) Full Text: DOI arXiv
Marah, Amine; Redwane, H.; Zaki, K. Existence and regularity results for nonlinear parabolic equations with quadratic growth with respect to the gradient. (English) Zbl 1479.35223 Rend. Circ. Mat. Palermo (2) 70, No. 2, 753-767 (2021). MSC: 35D30 35B65 35K20 35K59 PDFBibTeX XMLCite \textit{A. Marah} et al., Rend. Circ. Mat. Palermo (2) 70, No. 2, 753--767 (2021; Zbl 1479.35223) Full Text: DOI
Lauric, Vasile The elementary operator and Fuglede-Putnam theorem for a class of essentially commuting almost normal operators with finite modulus of Hilbert-Schmidt quasitriangularity. (English) Zbl 07383952 Rend. Circ. Mat. Palermo (2) 70, No. 2, 741-752 (2021). Reviewer: Elhadj Dahia (Bou Saâda) MSC: 47B10 47B47 PDFBibTeX XMLCite \textit{V. Lauric}, Rend. Circ. Mat. Palermo (2) 70, No. 2, 741--752 (2021; Zbl 07383952) Full Text: DOI
Skuratovskii, Ruslan V.; Williams, Aled Irreducible bases and subgroups of a wreath product in applying to diffeomorphism groups acting on the Möbius band. (English) Zbl 07383951 Rend. Circ. Mat. Palermo (2) 70, No. 2, 721-739 (2021). MSC: 20B27 20E08 20B22 20B35 20F65 20B07 PDFBibTeX XMLCite \textit{R. V. Skuratovskii} and \textit{A. Williams}, Rend. Circ. Mat. Palermo (2) 70, No. 2, 721--739 (2021; Zbl 07383951) Full Text: DOI arXiv
Nguyen, Luong V. On fixed points of asymptotically regular mappings. (English) Zbl 1473.54063 Rend. Circ. Mat. Palermo (2) 70, No. 2, 709-719 (2021). Reviewer: Jarosław Górnicki (Rzeszów) MSC: 54H25 47H10 PDFBibTeX XMLCite \textit{L. V. Nguyen}, Rend. Circ. Mat. Palermo (2) 70, No. 2, 709--719 (2021; Zbl 1473.54063) Full Text: DOI
Elmrabty, Adnane A new proof of an index theorem of Freed and Melrose. (English) Zbl 1473.19009 Rend. Circ. Mat. Palermo (2) 70, No. 2, 699-707 (2021). Reviewer: Lin Shan (San Juan) MSC: 19K56 19K33 58J20 PDFBibTeX XMLCite \textit{A. Elmrabty}, Rend. Circ. Mat. Palermo (2) 70, No. 2, 699--707 (2021; Zbl 1473.19009) Full Text: DOI
Daher, Radouan; Tyr, Othman Equivalence of \(K\)-functionals and modulus of smoothness generated by a generalized Jacobi-Dunkl transform on the real line. (English) Zbl 1483.44003 Rend. Circ. Mat. Palermo (2) 70, No. 2, 687-698 (2021). MSC: 44A15 33C45 44A20 41A25 PDFBibTeX XMLCite \textit{R. Daher} and \textit{O. Tyr}, Rend. Circ. Mat. Palermo (2) 70, No. 2, 687--698 (2021; Zbl 1483.44003) Full Text: DOI
Ghanenia, Amir; Khanehgir, Mahnaz; Mehrabinezhad, Mohammad; Allahyari, Reza; Amiri Kayvanloo, Hojjatollah Solvability of infinite systems of second order differential equations in the sequence space \(m(\Delta_v^u, \phi ,p)\). (English) Zbl 07383947 Rend. Circ. Mat. Palermo (2) 70, No. 2, 675-685 (2021). Reviewer: Rodica Luca (Iaşi) MSC: 47N20 47H08 34A12 34A35 PDFBibTeX XMLCite \textit{A. Ghanenia} et al., Rend. Circ. Mat. Palermo (2) 70, No. 2, 675--685 (2021; Zbl 07383947) Full Text: DOI
Ghahramani, H.; Ghosseiri, M. N.; Safari, S. On derivations, biderivations and superbiderivations of quaternion rings. (English) Zbl 1478.16039 Rend. Circ. Mat. Palermo (2) 70, No. 2, 665-674 (2021). MSC: 16W25 16S50 16W50 16H05 PDFBibTeX XMLCite \textit{H. Ghahramani} et al., Rend. Circ. Mat. Palermo (2) 70, No. 2, 665--674 (2021; Zbl 1478.16039) Full Text: DOI
El Atef, H.; El Kinani, A. Real analytic calculus for several variables and applications. (English) Zbl 1479.46061 Rend. Circ. Mat. Palermo (2) 70, No. 2, 653-663 (2021). Reviewer: K. Parthasarathy (Chennai) MSC: 46J10 46H30 PDFBibTeX XMLCite \textit{H. El Atef} and \textit{A. El Kinani}, Rend. Circ. Mat. Palermo (2) 70, No. 2, 653--663 (2021; Zbl 1479.46061) Full Text: DOI
Estaremi, Y.; Jabbarzadeh, M. R. Multiplication and composition operators on the space of formal power series. (English) Zbl 07383944 Rend. Circ. Mat. Palermo (2) 70, No. 2, 641-651 (2021). Reviewer: Ömer Gök (İstanbul) MSC: 47B37 PDFBibTeX XMLCite \textit{Y. Estaremi} and \textit{M. R. Jabbarzadeh}, Rend. Circ. Mat. Palermo (2) 70, No. 2, 641--651 (2021; Zbl 07383944) Full Text: DOI
Dhara, Basudeb; Kar, Sukhendu; Kuila, Swarup A note on multiplicative (generalized)-derivations and left ideals in semiprime rings. (English) Zbl 1478.16038 Rend. Circ. Mat. Palermo (2) 70, No. 2, 631-640 (2021). Reviewer: Giovanni Scudo (Messina) MSC: 16W25 16N60 PDFBibTeX XMLCite \textit{B. Dhara} et al., Rend. Circ. Mat. Palermo (2) 70, No. 2, 631--640 (2021; Zbl 1478.16038) Full Text: DOI
Escassut, Alain; Yang, C. C. A short note on a pair of meromorphic functions in a \(p\)-adic field, sharing a few small ones. (English) Zbl 1476.30154 Rend. Circ. Mat. Palermo (2) 70, No. 2, 623-630 (2021). MSC: 30G06 30D35 PDFBibTeX XMLCite \textit{A. Escassut} and \textit{C. C. Yang}, Rend. Circ. Mat. Palermo (2) 70, No. 2, 623--630 (2021; Zbl 1476.30154) Full Text: DOI