Traore, Amidou; Ainseba, Bedr’Eddine; Traore, Oumar On the existence of solution of a four-stage and age-structured population dynamics model. (English) Zbl 07315367 J. Math. Anal. Appl. 495, No. 1, Article ID 124699, 18 p. (2021). MSC: 35 92 PDF BibTeX XML Cite \textit{A. Traore} et al., J. Math. Anal. Appl. 495, No. 1, Article ID 124699, 18 p. (2021; Zbl 07315367) Full Text: DOI
Bouakkaz, Ahlème; Khemis, Rabah Positive periodic solutions for revisited Nicholson’s blowflies equation with iterative harvesting term. (English) Zbl 07310679 J. Math. Anal. Appl. 494, No. 2, Article ID 124663, 15 p. (2021). MSC: 35 26 PDF BibTeX XML Cite \textit{A. Bouakkaz} and \textit{R. Khemis}, J. Math. Anal. Appl. 494, No. 2, Article ID 124663, 15 p. (2021; Zbl 07310679) Full Text: DOI
Wei, Jingdong; Zhou, Jiangbo; Zhen, Zaili; Tian, Lixin Time periodic traveling waves in a three-component non-autonomous and reaction-diffusion epidemic model. (English) Zbl 07308678 Int. J. Math. 32, No. 1, Article ID 2150003, 37 p. (2021). MSC: 35K57 35B40 92D30 PDF BibTeX XML Cite \textit{J. Wei} et al., Int. J. Math. 32, No. 1, Article ID 2150003, 37 p. (2021; Zbl 07308678) Full Text: DOI
Guan, Xinyu; Si, Jianguo; Si, Wen Parabolic invariant tori in quasi-periodically forced skew-product maps. (English) Zbl 07303699 J. Differ. Equations 277, 234-274 (2021). MSC: 37 47B80 81Q10 37A20 37D25 39A10 PDF BibTeX XML Cite \textit{X. Guan} et al., J. Differ. Equations 277, 234--274 (2021; Zbl 07303699) Full Text: DOI
Cheng, Hongyu; de la Llave, Rafael; Wang, Fenfen Response solutions to the quasi-periodically forced systems with degenerate equilibrium: a simple proof of a result of W. Si and J. Si and extensions. (English) Zbl 07303402 Nonlinearity 34, No. 1, 372-393 (2021). MSC: 37J 42B30 47H10 PDF BibTeX XML Cite \textit{H. Cheng} et al., Nonlinearity 34, No. 1, 372--393 (2021; Zbl 07303402) Full Text: DOI
Patil, Jayashree; Hardan, Basel; Abdo, Mohammed S.; Chaudhari, Archana; Bachhav, Amol Generalized fractional differential equations by using a fixed point theorem for generalized contractive type. (English) Zbl 07302973 Dyn. Contin. Discrete Impuls. Syst., Ser. B, Appl. Algorithms 28, No. 2, 77-88 (2021). MSC: 34A08 34B10 47N20 PDF BibTeX XML Cite \textit{J. Patil} et al., Dyn. Contin. Discrete Impuls. Syst., Ser. B, Appl. Algorithms 28, No. 2, 77--88 (2021; Zbl 07302973) Full Text: Link
Caballero, Josefa; Harjani, J.; Sadarangani, K. Existence and uniqueness of positive solutions for a class of singular fractional differential equation with infinite-point boundary value conditions. (English) Zbl 07302474 Rev. R. Acad. Cienc. Exactas Fís. Nat., Ser. A Mat., RACSAM 115, No. 2, Paper No. 48, 12 p. (2021). MSC: 34A08 34B10 34B18 47N20 PDF BibTeX XML Cite \textit{J. Caballero} et al., Rev. R. Acad. Cienc. Exactas Fís. Nat., Ser. A Mat., RACSAM 115, No. 2, Paper No. 48, 12 p. (2021; Zbl 07302474) Full Text: DOI
Darzi, Rahmat; Alvan, Meysam; Mahmoodi, Amin New approach on the solutions of nonlinear \(q\)-hybrid integro-differential equations. (English) Zbl 07301481 Anal. Math. Phys. 11, No. 1, Paper No. 19, 15 p. (2021). MSC: 45Jxx 47Gxx PDF BibTeX XML Cite \textit{R. Darzi} et al., Anal. Math. Phys. 11, No. 1, Paper No. 19, 15 p. (2021; Zbl 07301481) Full Text: DOI
Bachir, Mohammed; Nazaret, Bruno Metrization of probabilistic metric spaces. Applications to fixed point theory and Arzela-Ascoli type theorem. (English) Zbl 07298397 Topology Appl. 289, Article ID 107549, 20 p. (2021). MSC: 54E70 46S50 PDF BibTeX XML Cite \textit{M. Bachir} and \textit{B. Nazaret}, Topology Appl. 289, Article ID 107549, 20 p. (2021; Zbl 07298397) Full Text: DOI
Hallaci, Ahmed; Boulares, Hamid; Ardjouni, Abdelouaheb; Chaoui, Abderrazak New existence results for fractional differential equations in a weighted Sobolev space. (English) Zbl 07297939 Rend. Mat. Appl., VII. Ser. 42, No. 1, 35-48 (2021). MSC: 34A08 34B15 47N20 PDF BibTeX XML Cite \textit{A. Hallaci} et al., Rend. Mat. Appl., VII. Ser. 42, No. 1, 35--48 (2021; Zbl 07297939) Full Text: Link
Pachpatte, Deepak B. Properties of some \(\psi \)-Hilfer fractional Fredholm-type integro-differential equations. (English) Zbl 07286947 Adv. Oper. Theory 6, No. 1, Paper No. 7, 13 p. (2021). MSC: 45 PDF BibTeX XML Cite \textit{D. B. Pachpatte}, Adv. Oper. Theory 6, No. 1, Paper No. 7, 13 p. (2021; Zbl 07286947) Full Text: DOI
Cheng, Zhibo; Cui, Xiaoxiao Positive periodic solution to an indefinite singular equation. (English) Zbl 07281301 Appl. Math. Lett. 112, Article ID 106740, 7 p. (2021). MSC: 34C25 34B27 47N20 PDF BibTeX XML Cite \textit{Z. Cheng} and \textit{X. Cui}, Appl. Math. Lett. 112, Article ID 106740, 7 p. (2021; Zbl 07281301) Full Text: DOI
Dhompongsa, S.; Kumam, P. A remark on the Caristi’s fixed point theorem and the Brouwer fixed point theorem. (English) Zbl 1450.54016 Kreinovich, Vladik (ed.), Statistical and fuzzy approaches to data processing, with applications to econometrics and other areas. In honor of Hung T. Nguyen’s 75th birthday. Cham: Springer. Stud. Comput. Intell. 892, 93-99 (2021). MSC: 54H25 47H10 PDF BibTeX XML Cite \textit{S. Dhompongsa} and \textit{P. Kumam}, Stud. Comput. Intell. 892, 93--99 (2021; Zbl 1450.54016) Full Text: DOI
Rajendra Prasad, K.; Khuddush, Mahammad Denumerably many symmetric positive solutions for system of even order singular boundary value problems on time scales. (English) Zbl 07246083 Electron. J. Math. Analysis Appl. 9, No. 1, 151-168 (2021). MSC: 34B18 34N05 PDF BibTeX XML Cite \textit{K. Rajendra Prasad} and \textit{M. Khuddush}, Electron. J. Math. Analysis Appl. 9, No. 1, 151--168 (2021; Zbl 07246083) Full Text: Link
Banaś, Józef; Woś, Weronika Solvability of an infinite system of integral equations on the real half-axis. (English) Zbl 07221205 Adv. Nonlinear Anal. 10, 202-216 (2021). Reviewer: Jürgen Appell (Würzburg) MSC: 47N20 45G15 47H08 PDF BibTeX XML Cite \textit{J. Banaś} and \textit{W. Woś}, Adv. Nonlinear Anal. 10, 202--216 (2021; Zbl 07221205) Full Text: DOI
Abdou, Mohammed; Soliman, Abdelkrim; Abdel-Aty, Mohammed Analytical results for quadratic integral equations with phase-lag term. (English) Zbl 07315426 J. Appl. Anal. Comput. 10, No. 4, 1588-1598 (2020). MSC: 45G10 46B50 47H10 PDF BibTeX XML Cite \textit{M. Abdou} et al., J. Appl. Anal. Comput. 10, No. 4, 1588--1598 (2020; Zbl 07315426) Full Text: DOI
Suzuki, Mami Holomorphic solutions of some functional equations related to nonlinear second order \(q\)-difference equations which has only one characteristic value. (English) Zbl 07314952 J. Difference Equ. Appl. 26, No. 9-10, 1288-1302 (2020). MSC: 39B32 39A13 39A45 PDF BibTeX XML Cite \textit{M. Suzuki}, J. Difference Equ. Appl. 26, No. 9--10, 1288--1302 (2020; Zbl 07314952) Full Text: DOI
Vivek, D.; Baghani, Omid; Kanagarajan, K. Existence results for hybrid fractional differential equations with Hilfer fractional derivative. (English) Zbl 07314449 Casp. J. Math. Sci. 9, No. 2, 294-304 (2020). MSC: 26A33 34A08 34B18 PDF BibTeX XML Cite \textit{D. Vivek} et al., Casp. J. Math. Sci. 9, No. 2, 294--304 (2020; Zbl 07314449) Full Text: DOI
Derbazi, Choukri; Hammouche, Hadda Existence and uniqueness results for a class of nonlinear fractional differential equations with nonlocal boundary conditions. (English) Zbl 07314239 Jordan J. Math. Stat. 13, No. 3, 341-361 (2020). MSC: 34A08 34B15 PDF BibTeX XML Cite \textit{C. Derbazi} and \textit{H. Hammouche}, Jordan J. Math. Stat. 13, No. 3, 341--361 (2020; Zbl 07314239) Full Text: Link
Asaduzzaman, M.; Ali, M. Z. Existence of triple positive solutions for nonlinear second order arbitrary two-point boundary value problems. (English) Zbl 07314108 Malays. J. Math. Sci. 14, No. 3, 335-349 (2020). MSC: 34B15 34B18 47N20 PDF BibTeX XML Cite \textit{M. Asaduzzaman} and \textit{M. Z. Ali}, Malays. J. Math. Sci. 14, No. 3, 335--349 (2020; Zbl 07314108) Full Text: Link
Chen, Fei; Feng, Zhi Guo; Yiu, K. F. C. Limit analysis for the optimal value of a class of minimax optimization problems. (English) Zbl 07313903 Pac. J. Optim. 16, No. 2, 315-327 (2020). MSC: 90C34 PDF BibTeX XML Cite \textit{F. Chen} et al., Pac. J. Optim. 16, No. 2, 315--327 (2020; Zbl 07313903) Full Text: Link
Kadari, Halima; Nieto, Juan J.; Ouahab, Abdelghani; Oumansour, Abderrahamane Existence of solutions for implicit impulsive differential systems with coupled nonlocal conditions. (English) Zbl 07312924 Int. J. Difference Equ. 15, No. 2, 429-451 (2020). MSC: 34A07 34B37 47H30 PDF BibTeX XML Cite \textit{H. Kadari} et al., Int. J. Difference Equ. 15, No. 2, 429--451 (2020; Zbl 07312924) Full Text: Link
Ahmad, Bashir; Alsaedi, Ahmed; Ntouyas, Sotiris K.; Alruwaily, Ymnah On a fractional integro-differential system involving Riemann-Liouville and Caputo derivatives with coupled multi-point boundary conditions. (English) Zbl 07312911 Int. J. Difference Equ. 15, No. 2, 209-241 (2020). MSC: 34A08 34B15 PDF BibTeX XML Cite \textit{B. Ahmad} et al., Int. J. Difference Equ. 15, No. 2, 209--241 (2020; Zbl 07312911) Full Text: Link
Prasad, K. R.; Khuddush, Mahammad; Vidyasagar, K. V. Denumerably many positive solutions for iterative systems of singular two-point boundary value problems on time scales. (English) Zbl 07312907 Int. J. Difference Equ. 15, No. 1, 153-172 (2020). MSC: 34N05 34B16 34B18 PDF BibTeX XML Cite \textit{K. R. Prasad} et al., Int. J. Difference Equ. 15, No. 1, 153--172 (2020; Zbl 07312907) Full Text: Link
Adıvar, Murat; Raffoul, Youssef N. Stability of dynamical systems on time scales. (English) Zbl 07312900 Int. J. Difference Equ. 15, No. 1, 11-29 (2020). MSC: 45D05 45J05 PDF BibTeX XML Cite \textit{M. Adıvar} and \textit{Y. N. Raffoul}, Int. J. Difference Equ. 15, No. 1, 11--29 (2020; Zbl 07312900) Full Text: Link
Eralp, Buse; Topal, Fatma Serap Existence of positive solutions for discrete fractional boundary value problems. (English) Zbl 07312894 Adv. Dyn. Syst. Appl. 15, No. 2, 79-97 (2020). MSC: 39A10 39A12 39A70 PDF BibTeX XML Cite \textit{B. Eralp} and \textit{F. S. Topal}, Adv. Dyn. Syst. Appl. 15, No. 2, 79--97 (2020; Zbl 07312894) Full Text: Link
Almalahi, M. A.; Abdo, M. S.; Panchal, S. K. Periodic boundary value problems for fractional implicit differential equations involving Hilfer fractional derivative. (English) Zbl 07311940 Probl. Anal. Issues Anal. 9(27), No. 2, 16-44 (2020). Reviewer: Syed Abbas (Mandi) MSC: 34A08 34B15 34D10 47H10 33E12 PDF BibTeX XML Cite \textit{M. A. Almalahi} et al., Probl. Anal. Issues Anal. 9(27), No. 2, 16--44 (2020; Zbl 07311940) Full Text: DOI MNR
Pourhadi, Ehsan; Khrennikov, Andrei Yu.; Saadati, Reza On the \(p\)-adic analog of Richards’ equation with the finite difference method. (English) Zbl 07308697 Infin. Dimens. Anal. Quantum Probab. Relat. Top. 23, No. 4, Article ID 2050025, 23 p. (2020). MSC: 35K55 11S80 43A30 43A70 PDF BibTeX XML Cite \textit{E. Pourhadi} et al., Infin. Dimens. Anal. Quantum Probab. Relat. Top. 23, No. 4, Article ID 2050025, 23 p. (2020; Zbl 07308697) Full Text: DOI
Mursaleen, M.; Pourhadi, E.; Saadati, R. Solvability of infinite systems of second-order differential equations with boundary conditions in \(\ell_P\). (English) Zbl 07307599 Quaest. Math. 43, No. 9, 1311-1330 (2020). MSC: 47H10 34A34 34B27 35E05 PDF BibTeX XML Cite \textit{M. Mursaleen} et al., Quaest. Math. 43, No. 9, 1311--1330 (2020; Zbl 07307599) Full Text: DOI
Pei, Minghe; Wang, Libo Positive radial solutions of a mean curvature equation in Lorentz-Minkowski space with strong singularity. (English) Zbl 07304794 Appl. Anal. 99, No. 9, 1631-1637 (2020). MSC: 35J93 35J75 35A20 PDF BibTeX XML Cite \textit{M. Pei} and \textit{L. Wang}, Appl. Anal. 99, No. 9, 1631--1637 (2020; Zbl 07304794) Full Text: DOI
Jain, Shishir; Chaubey, Pooja Partial cone rectangular metric spaces and fixed point theorems. (English) Zbl 07303972 J. Adv. Math. Stud. 13, No. 3, 294-301 (2020). MSC: 47H10 54A05 PDF BibTeX XML Cite \textit{S. Jain} and \textit{P. Chaubey}, J. Adv. Math. Stud. 13, No. 3, 294--301 (2020; Zbl 07303972) Full Text: Link
Schnider, Patrick Ham-sandwich cuts and center transversals in subspaces. (English) Zbl 07303721 Discrete Comput. Geom. 64, No. 4, 1192-1209 (2020). MSC: 52A35 05A17 54H25 94C15 68Q25 PDF BibTeX XML Cite \textit{P. Schnider}, Discrete Comput. Geom. 64, No. 4, 1192--1209 (2020; Zbl 07303721) Full Text: DOI
Roh, Jaiok; Lee, Yang-Hi; Jung, Soon-Mo The stability of a general sextic functional equation by fixed point theory. (English) Zbl 07301568 J. Funct. Spaces 2020, Article ID 6497408, 8 p. (2020). MSC: 39B82 47H10 PDF BibTeX XML Cite \textit{J. Roh} et al., J. Funct. Spaces 2020, Article ID 6497408, 8 p. (2020; Zbl 07301568) Full Text: DOI
Cyranka, Jacek; Mischaikow, Konstantin; Weibel, Charles Contractibility of a persistence map preimage. (English) Zbl 07301454 J. Appl. Comput. Topol. 4, No. 4, 509-523 (2020). MSC: 37C25 55N31 06B35 55-08 06F30 PDF BibTeX XML Cite \textit{J. Cyranka} et al., J. Appl. Comput. Topol. 4, No. 4, 509--523 (2020; Zbl 07301454) Full Text: DOI
Borah, Jayanta; Bora, Swaroop Nandan Sufficient conditions for existence of integral solution for non-instantaneous impulsive fractional evolution equations. (English) Zbl 07301247 Indian J. Pure Appl. Math. 51, No. 3, 1065-1082 (2020). MSC: 34A08 34G20 34A37 47N20 PDF BibTeX XML Cite \textit{J. Borah} and \textit{S. N. Bora}, Indian J. Pure Appl. Math. 51, No. 3, 1065--1082 (2020; Zbl 07301247) Full Text: DOI
Zhang, Yichen; Feng, Meiqiang A coupled \(p\)-Laplacian elliptic system: existence, uniqueness and asymptotic behavior. (English) Zbl 07300750 Electron Res. Arch. 28, No. 4, 1419-1438 (2020). MSC: 35J60 35J66 35J92 PDF BibTeX XML Cite \textit{Y. Zhang} and \textit{M. Feng}, Electron Res. Arch. 28, No. 4, 1419--1438 (2020; Zbl 07300750) Full Text: DOI
Chen, Xingru; Gu, Haibo; Sun, Yu Optimal controls for a class of impulsive Katugampola fractional differential equations with nonlocal conditions. (English) Zbl 07300498 J. Funct. Spaces 2020, Article ID 3142801, 9 p. (2020). MSC: 93C15 93C25 34A08 34A37 49J15 PDF BibTeX XML Cite \textit{X. Chen} et al., J. Funct. Spaces 2020, Article ID 3142801, 9 p. (2020; Zbl 07300498) Full Text: DOI
Jleli, Mohamed; Samet, Bessem On the well-posedness of a fractional model of HIV infection. (English) Zbl 07300033 J. Funct. Spaces 2020, Article ID 6617245, 9 p. (2020). MSC: 92D30 26A33 PDF BibTeX XML Cite \textit{M. Jleli} and \textit{B. Samet}, J. Funct. Spaces 2020, Article ID 6617245, 9 p. (2020; Zbl 07300033) Full Text: DOI
Kaouache, Smail; Abdelouahab, Mohammed Salah; Bououden, Rabah Reduced generalized combination synchronization between two \(n\)-dimensional integer-order hyperchaotic systems and one \(m\)-dimensional fractional-order chaotic system. (English) Zbl 07299949 Aust. J. Math. Anal. Appl. 17, No. 2, Article No. 19, 8 p. (2020). MSC: 34A34 37B25 37B55 93C55 37C25 PDF BibTeX XML Cite \textit{S. Kaouache} et al., Aust. J. Math. Anal. Appl. 17, No. 2, Article No. 19, 8 p. (2020; Zbl 07299949) Full Text: Link
M. S., Shabna; M. C., Ranjini On existence of \(\psi-\)Hilfer hybrid fractional differential equations. (English) Zbl 07296936 South East Asian J. Math. Math. Sci. 16, No. 2, 41-56 (2020). MSC: 26A33 34A38 47H10 34A12 34K37 PDF BibTeX XML Cite \textit{S. M. S.} and \textit{R. M. C.}, South East Asian J. Math. Math. Sci. 16, No. 2, 41--56 (2020; Zbl 07296936) Full Text: Link
Jiang, Wangdong; Liu, Wei; Zhang, Yuehong Exponential stability analysis of a class stochastic high-order neural networks with time-varying delays. (English) Zbl 07296037 Math. Pract. Theory 50, No. 12, 182-192 (2020). MSC: 34K20 34K50 92B20 PDF BibTeX XML Cite \textit{W. Jiang} et al., Math. Pract. Theory 50, No. 12, 182--192 (2020; Zbl 07296037)
Li, Zhiyu; Bai, Zhanbing On \((n-1, 1)\) conjugate boundary value problems with dependence on fully nonlinearity. (English) Zbl 07295991 Math. Appl. 33, No. 3, 782-788 (2020). MSC: 34B18 PDF BibTeX XML Cite \textit{Z. Li} and \textit{Z. Bai}, Math. Appl. 33, No. 3, 782--788 (2020; Zbl 07295991)
Shen, Kaiyue; Zhou, Zongfu Positive solutions for fractional differential equations with integral and infinite-point boundary conditions. (English) Zbl 07295970 Math. Appl. 33, No. 3, 563-571 (2020). MSC: 34B18 34A08 PDF BibTeX XML Cite \textit{K. Shen} and \textit{Z. Zhou}, Math. Appl. 33, No. 3, 563--571 (2020; Zbl 07295970)
He, Zerong; Wang, Shuping; Zhang, Chunguo Approximate controllability for a nonlinear hierarchical age-structured population system. (Chinese. English summary) Zbl 07295830 J. Syst. Sci. Math. Sci. 40, No. 5, 775-782 (2020). MSC: 49J20 93B05 92D25 PDF BibTeX XML Cite \textit{Z. He} et al., J. Syst. Sci. Math. Sci. 40, No. 5, 775--782 (2020; Zbl 07295830)
Zhang, Yali Existence of positive solutions for a class of second-order difference equation Dirichlet boundary problems with sign-changing weight function. (Chinese. English summary) Zbl 07295700 J. Sichuan Univ., Nat. Sci. Ed. 57, No. 3, 455-458 (2020). MSC: 34B18 39A05 PDF BibTeX XML Cite \textit{Y. Zhang}, J. Sichuan Univ., Nat. Sci. Ed. 57, No. 3, 455--458 (2020; Zbl 07295700) Full Text: DOI
Li, Xiaoyue; Wang, Qi Impulsive functional differential inclusions of mixed type with finite delay. (English) Zbl 07295655 J. Shanghai Norm. Univ., Nat. Sci. 49, No. 3, 323-333 (2020). MSC: 34K09 34K34 34K45 PDF BibTeX XML Cite \textit{X. Li} and \textit{Q. Wang}, J. Shanghai Norm. Univ., Nat. Sci. 49, No. 3, 323--333 (2020; Zbl 07295655) Full Text: DOI
Wang, Tianxiang; Li, Yongxiang Existence and uniqueness of solutions for a class fourth-order periodic boundary value problems. (Chinese. English summary) Zbl 07295622 J. Shandong Univ., Nat. Sci. 55, No. 7, 16-21 (2020). MSC: 34B15 PDF BibTeX XML Cite \textit{T. Wang} and \textit{Y. Li}, J. Shandong Univ., Nat. Sci. 55, No. 7, 16--21 (2020; Zbl 07295622) Full Text: DOI
Wu, Shaohua; Liu, Lei Existence of solutions for a parabolic system modeling chemotaxis with memory term. (English) Zbl 07295599 J. Partial Differ. Equations 33, No. 2, 158-170 (2020). MSC: 35K51 35D30 PDF BibTeX XML Cite \textit{S. Wu} and \textit{L. Liu}, J. Partial Differ. Equations 33, No. 2, 158--170 (2020; Zbl 07295599) Full Text: DOI
Yang, He; Zhang, Yong Approximate controllability for a class of fractional evolution equations with nonlocal integral boundary conditions. (English) Zbl 07295580 J. Northwest Norm. Univ., Nat. Sci. 56, No. 4, 1-7 (2020). MSC: 93B05 37L05 26A33 PDF BibTeX XML Cite \textit{H. Yang} and \textit{Y. Zhang}, J. Northwest Norm. Univ., Nat. Sci. 56, No. 4, 1--7 (2020; Zbl 07295580) Full Text: DOI
Peng, Zhongqi; Li, Yuan; Xue, Yimin Two positive solutions of boundary value problem for a class of coupled system of nonlinear fractional differential equations. (Chinese. English summary) Zbl 07295401 J. Jilin Univ., Sci. 58, No. 4, 775-781 (2020). MSC: 34B18 34A08 PDF BibTeX XML Cite \textit{Z. Peng} et al., J. Jilin Univ., Sci. 58, No. 4, 775--781 (2020; Zbl 07295401) Full Text: DOI
Fu, Tongtong; Li, Yongxiang Existence of radial solutions for elliptic boundary value problem with gradient terms in exterior domains. (Chinese. English summary) Zbl 07295400 J. Jilin Univ., Sci. 58, No. 4, 768-774 (2020). MSC: 35J66 PDF BibTeX XML Cite \textit{T. Fu} and \textit{Y. Li}, J. Jilin Univ., Sci. 58, No. 4, 768--774 (2020; Zbl 07295400) Full Text: DOI
Wang, Hailong; Guo, Cuihua The small global solution for the coupled \(2m\)th-order nonlinear system on real index Sobolev space. (Chinese. English summary) Zbl 07295363 J. Jiangxi Norm. Univ., Nat. Sci. Ed. 44, No. 3, 263-268 (2020). MSC: 35B08 35Q55 PDF BibTeX XML Cite \textit{H. Wang} and \textit{C. Guo}, J. Jiangxi Norm. Univ., Nat. Sci. Ed. 44, No. 3, 263--268 (2020; Zbl 07295363) Full Text: DOI
He, Zerong; Zhou, Nan; Han, Mengjie Controllability of a hierarchical age-structured population system model. (Chinese. English summary) Zbl 07294998 Appl. Math., Ser. A (Chin. Ed.) 35, No. 2, 191-198 (2020). MSC: 93B05 92D25 93C20 45K05 PDF BibTeX XML Cite \textit{Z. He} et al., Appl. Math., Ser. A (Chin. Ed.) 35, No. 2, 191--198 (2020; Zbl 07294998) Full Text: DOI
EL-Sayed, Ahmed M. A.; Ebead, Hanaa R. On the existence of continuous positive monotonic solutions of a self-reference quadratic integral equation. (English) Zbl 1451.45002 J. Math. Appl. 43, 67-80 (2020). MSC: 45G10 39B22 PDF BibTeX XML Cite \textit{A. M. A. EL-Sayed} and \textit{H. R. Ebead}, J. Math. Appl. 43, 67--80 (2020; Zbl 1451.45002) Full Text: DOI
Dal, Ilyas; Temizer, Ömer Faruk Solvability of a quadratic integral equation of Fredholm type via a modified argument. (English) Zbl 1452.45002 J. Math. Appl. 43, 47-66 (2020). MSC: 45G10 45B05 47H10 PDF BibTeX XML Cite \textit{I. Dal} and \textit{Ö. F. Temizer}, J. Math. Appl. 43, 47--66 (2020; Zbl 1452.45002) Full Text: DOI
Prakasha, Doddabhadrappla Gowda; Malagi, Naveen Sanju; Veeresha, Pundikala New approach for fractional Schrödinger-Boussinesq equations with Mittag-Leffler kernel. (English) Zbl 07292696 Math. Methods Appl. Sci. 43, No. 17, 9654-9670 (2020). MSC: 35R11 35G55 35Q55 PDF BibTeX XML Cite \textit{D. G. Prakasha} et al., Math. Methods Appl. Sci. 43, No. 17, 9654--9670 (2020; Zbl 07292696) Full Text: DOI
Wu, Yulai; Liu, Ximin Homologically trivial group actions on elliptic surfaces. (English) Zbl 07291642 J. Knot Theory Ramifications 29, No. 10, Article ID 2042009, 10 p. (2020). MSC: 57R57 57M60 57R15 PDF BibTeX XML Cite \textit{Y. Wu} and \textit{X. Liu}, J. Knot Theory Ramifications 29, No. 10, Article ID 2042009, 10 p. (2020; Zbl 07291642) Full Text: DOI
Bauschke, Heinz H.; Moursi, Walaa M. On the minimal displacement vector of compositions and convex combinations of nonexpansive mappings. (English) Zbl 07290668 Found. Comput. Math. 20, No. 6, 1653-1666 (2020). MSC: 47H05 47H09 47H10 90C25 PDF BibTeX XML Cite \textit{H. H. Bauschke} and \textit{W. M. Moursi}, Found. Comput. Math. 20, No. 6, 1653--1666 (2020; Zbl 07290668) Full Text: DOI
Nyein, Ei Ei; Zaw, Aung Khaing Quasi \((s,r)\)-contractive multi-valued operators on \(b\)-metric space and related fixed point theorems. (English) Zbl 07289275 J. Indones. Math. Soc. 26, No. 3, 393-402 (2020). MSC: 30L99 PDF BibTeX XML Cite \textit{E. E. Nyein} and \textit{A. K. Zaw}, J. Indones. Math. Soc. 26, No. 3, 393--402 (2020; Zbl 07289275) Full Text: DOI
Feng, Yuqiang; Wang, Yuanyuan; Li, Deyi Comparison theorem and solvability of the boundary value problem of a fractional differential equation. (English) Zbl 07286084 Mem. Differ. Equ. Math. Phys. 79, 57-68 (2020). MSC: 34A08 34B15 47N20 PDF BibTeX XML Cite \textit{Y. Feng} et al., Mem. Differ. Equ. Math. Phys. 79, 57--68 (2020; Zbl 07286084) Full Text: Link
Yao, Song \(\mathbb{L}^{p}\) solutions of reflected backward stochastic differential equations with jumps. (English) Zbl 07285920 ESAIM, Probab. Stat. 24, 935-962 (2020). MSC: 60H10 60F25 60J76 PDF BibTeX XML Cite \textit{S. Yao}, ESAIM, Probab. Stat. 24, 935--962 (2020; Zbl 07285920) Full Text: DOI
Ryu, Taewon; An, Unsik; Li, Songho A minimum theorem for epsilon Nielsen coincidences. (English) Zbl 07285198 Topology Appl. 282, Article ID 107332, 7 p. (2020). Reviewer: Daciberg Lima Gonçalves (São Paulo) MSC: 55M20 54H25 PDF BibTeX XML Cite \textit{T. Ryu} et al., Topology Appl. 282, Article ID 107332, 7 p. (2020; Zbl 07285198) Full Text: DOI
Temel, Cesim On some results of Krasnoselskii theorem for weak topology in Banach spaces. (English) Zbl 07282715 Fixed Point Theory 21, No. 1, 309-318 (2020). MSC: 47H10 47H30 PDF BibTeX XML Cite \textit{C. Temel}, Fixed Point Theory 21, No. 1, 309--318 (2020; Zbl 07282715) Full Text: Link
Hashem, H. H. G.; El-Sayed, A. M. A. Existence results for a quadratic integral equation of fractional order by a certain function. (English) Zbl 07282706 Fixed Point Theory 21, No. 1, 181-190 (2020). MSC: 45 11D09 47H10 PDF BibTeX XML Cite \textit{H. H. G. Hashem} and \textit{A. M. A. El-Sayed}, Fixed Point Theory 21, No. 1, 181--190 (2020; Zbl 07282706) Full Text: Link
Zhu, Jianbo; Fu, Xianlong Existence results for neutral integro-differential equations with nonlocal conditions. (English) Zbl 07282586 J. Integral Equations Appl. 32, No. 2, 239-258 (2020). MSC: 45K05 47N20 PDF BibTeX XML Cite \textit{J. Zhu} and \textit{X. Fu}, J. Integral Equations Appl. 32, No. 2, 239--258 (2020; Zbl 07282586) Full Text: DOI Euclid
Azimi, Mahdi; Grecksch, Wilfried Stochastic Itô-Volterra backward equations in Banach spaces. (English) Zbl 07279976 Grecksch, Wilfried (ed.) et al., Infinite dimensional and finite dimensional stochastic equations and applications in physics. Hackensack, NJ: World Scientific (ISBN 978-981-12-0978-9/hbk; 978-981-12-0980-2/ebook). 61-113 (2020). Reviewer: Yuliya S. Mishura (Kyïv) MSC: 60H15 35R60 60H30 49K45 PDF BibTeX XML Cite \textit{M. Azimi} and \textit{W. Grecksch}, in: Infinite dimensional and finite dimensional stochastic equations and applications in physics. Hackensack, NJ: World Scientific. 61--113 (2020; Zbl 07279976) Full Text: DOI
Ahmad, Israr; Shah, Kamal; Rahman, Ghaus Ur; Baleanu, Dumitru Stability analysis for a nonlinear coupled system of fractional hybrid delay differential equations. (English) Zbl 07279011 Math. Methods Appl. Sci. 43, No. 15, 8669-8682 (2020). MSC: 34K37 34K27 PDF BibTeX XML Cite \textit{I. Ahmad} et al., Math. Methods Appl. Sci. 43, No. 15, 8669--8682 (2020; Zbl 07279011) Full Text: DOI
Wu, Weixin; Zhang, Long; Teng, Zhidong Wave propagation in a nonlocal dispersal SIR epidemic model with nonlinear incidence and nonlocal distributed delays. (English) Zbl 1453.92196 J. Math. Phys. 61, No. 6, 061512, 18 p. (2020). MSC: 92C60 35K57 35C07 PDF BibTeX XML Cite \textit{W. Wu} et al., J. Math. Phys. 61, No. 6, 061512, 18 p. (2020; Zbl 1453.92196) Full Text: DOI
Harikrishnan, S.; Shah, Kamal; Kanagarajan, K. Study of a boundary value problem for fractional order \(\psi\)-Hilfer fractional derivative. (English) Zbl 07274803 Arab. J. Math. 9, No. 3, 589-596 (2020). MSC: 34A08 34F05 34B15 47N20 PDF BibTeX XML Cite \textit{S. Harikrishnan} et al., Arab. J. Math. 9, No. 3, 589--596 (2020; Zbl 07274803) Full Text: DOI
Derbazi, Choukri; Hammouche, Hadda Boundary value problems for Caputo fractional differential equations with nonlocal and fractional integral boundary conditions. (English) Zbl 07274800 Arab. J. Math. 9, No. 3, 531-544 (2020). MSC: 34A08 34B10 47N20 PDF BibTeX XML Cite \textit{C. Derbazi} and \textit{H. Hammouche}, Arab. J. Math. 9, No. 3, 531--544 (2020; Zbl 07274800) Full Text: DOI
Malik, Ishfaq Ahmad; Jalal, Tanweer Existence of solution for system of differential equations in \(c_0\) and \(\ell_1\) spaces. (English) Zbl 07274471 Afr. Mat. 31, No. 7-8, 1129-1143 (2020). MSC: 46A45 34K10 46E30 45B05 31B10 PDF BibTeX XML Cite \textit{I. A. Malik} and \textit{T. Jalal}, Afr. Mat. 31, No. 7--8, 1129--1143 (2020; Zbl 07274471) Full Text: DOI
Patle, Pradip Ramesh; Patel, Deepesh Kumar; Arab, Reza Darbo type best proximity point results via simulation function with application. (English) Zbl 07274450 Afr. Mat. 31, No. 5-6, 833-845 (2020). MSC: 47H08 47H10 47H09 PDF BibTeX XML Cite \textit{P. R. Patle} et al., Afr. Mat. 31, No. 5--6, 833--845 (2020; Zbl 07274450) Full Text: DOI
Yan, Yan; Sugie, Jitsuro Global attractivity of a unique positive periodic solution for a first-order nonlinear difference equation with time delays. (English) Zbl 1451.39018 J. Difference Equ. Appl. 26, No. 6, 855-870 (2020). MSC: 39A60 39A30 92C37 47H10 PDF BibTeX XML Cite \textit{Y. Yan} and \textit{J. Sugie}, J. Difference Equ. Appl. 26, No. 6, 855--870 (2020; Zbl 1451.39018) Full Text: DOI
Tripathy, Arun Kumar; Chhatria, Gokula Nanda On the behaviour of solutions of neutral impulsive difference equations of second order. (English) Zbl 1451.39008 Math. Commun. 25, No. 2, 297-314 (2020). MSC: 39A21 39A10 39A12 PDF BibTeX XML Cite \textit{A. K. Tripathy} and \textit{G. N. Chhatria}, Math. Commun. 25, No. 2, 297--314 (2020; Zbl 1451.39008) Full Text: Link
Cheng, Zhibo; Cui, Xiaoxiao Positive periodic solution for generalized Basener-Ross model. (English) Zbl 07272963 Discrete Contin. Dyn. Syst., Ser. B 25, No. 11, 4361-4382 (2020). Reviewer: Haiyan Wang (Phoenix) MSC: 34C60 34B18 34C25 92D25 PDF BibTeX XML Cite \textit{Z. Cheng} and \textit{X. Cui}, Discrete Contin. Dyn. Syst., Ser. B 25, No. 11, 4361--4382 (2020; Zbl 07272963) Full Text: DOI
Wongcharoen, Athasit; Thatsatian, Arisa; Ntouyas, Sotiris K.; Tariboon, Jessada Nonlinear fractional \(q\)-difference equation with fractional Hadamard and quantum integral nonlocal conditions. (English) Zbl 1451.39005 J. Funct. Spaces 2020, Article ID 9831752, 10 p. (2020). MSC: 39A13 39A27 39A12 47H10 26A33 PDF BibTeX XML Cite \textit{A. Wongcharoen} et al., J. Funct. Spaces 2020, Article ID 9831752, 10 p. (2020; Zbl 1451.39005) Full Text: DOI
Luca, Rodica Positive solutions for a class of nonlocal discrete boundary value problems. (English) Zbl 07272032 Pinelas, Sandra (ed.) et al., Differential and difference equations with applications. Selected papers based on the presentations at the fourth international conference, ICDDEA 2019, Lisbon, Portugal, July 1–5, 2019. Cham: Springer (ISBN 978-3-030-56322-6/hbk; 978-3-030-56323-3/ebook). Springer Proceedings in Mathematics & Statistics 333, 641-652 (2020). MSC: 39A27 39A12 34B10 PDF BibTeX XML Cite \textit{R. Luca}, in: Differential and difference equations with applications. Selected papers based on the presentations at the fourth international conference, ICDDEA 2019, Lisbon, Portugal, July 1--5, 2019. Cham: Springer. 641--652 (2020; Zbl 07272032) Full Text: DOI
Hai, Le Phuoc; Khanh, Phan Quoc An induction theorem and Ekeland’s variational principle in partial metric spaces with applications. (English) Zbl 07271705 Optimization 69, No. 7-8, 1481-1511 (2020). Reviewer: K. C. Sivakumar (Chennai) MSC: 90C48 PDF BibTeX XML Cite \textit{L. P. Hai} and \textit{P. Q. Khanh}, Optimization 69, No. 7--8, 1481--1511 (2020; Zbl 07271705) Full Text: DOI
Sher, Muhammad; Shah, Kamal; Rassias, John On qualitative theory of fractional order delay evolution equation via the prior estimate method. (English) Zbl 07271522 Math. Methods Appl. Sci. 43, No. 10, 6464-6475 (2020). Reviewer: Krishnan Balachandran (Coimbatore) MSC: 34K37 34K27 34K30 47N20 PDF BibTeX XML Cite \textit{M. Sher} et al., Math. Methods Appl. Sci. 43, No. 10, 6464--6475 (2020; Zbl 07271522) Full Text: DOI
Jeet, Kamal Approximate controllability for finite delay nonlocal neutral integro-differential equations using resolvent operator theory. (English) Zbl 1453.93019 Proc. Indian Acad. Sci., Math. Sci. 130, No. 1, Paper No. 62, 18 p. (2020). MSC: 93B05 93B28 93C25 34K30 34G20 PDF BibTeX XML Cite \textit{K. Jeet}, Proc. Indian Acad. Sci., Math. Sci. 130, No. 1, Paper No. 62, 18 p. (2020; Zbl 1453.93019) Full Text: DOI
Ho, Man-Ho Local index theory and the Riemann-Roch-Grothendieck theorem for complex flat vector bundles. (English) Zbl 07271209 J. Topol. Anal. 12, No. 4, 941-987 (2020). MSC: 58J20 58A 19L10 58J28 19L50 19K56 PDF BibTeX XML Cite \textit{M.-H. Ho}, J. Topol. Anal. 12, No. 4, 941--987 (2020; Zbl 07271209) Full Text: DOI
Majee, Sudeb; Jain, Subit K.; Ray, Rajendra K.; Majee, Ananta K. On the development of a coupled nonlinear telegraph-diffusion model for image restoration. (English) Zbl 07271183 Comput. Math. Appl. 80, No. 7, 1745-1766 (2020). MSC: 68 94 PDF BibTeX XML Cite \textit{S. Majee} et al., Comput. Math. Appl. 80, No. 7, 1745--1766 (2020; Zbl 07271183) Full Text: DOI
Abdo, Mohammed S.; Thabet, Sabri T. M.; Ahmad, Bashir The existence and Ulam-Hyers stability results for \(\psi \)-Hilfer fractional integrodifferential equations. (English) Zbl 07270936 J. Pseudo-Differ. Oper. Appl. 11, No. 4, 1757-1780 (2020). MSC: 45 47H10 PDF BibTeX XML Cite \textit{M. S. Abdo} et al., J. Pseudo-Differ. Oper. Appl. 11, No. 4, 1757--1780 (2020; Zbl 07270936) Full Text: DOI
Baghani, Hamid; Alzabut, Jehad; Farokhi-Ostad, Javad; Nieto, Juan J. Existence and uniqueness of solutions for a coupled system of sequential fractional differential equations with initial conditions. (English) Zbl 07270934 J. Pseudo-Differ. Oper. Appl. 11, No. 4, 1731-1741 (2020). MSC: 34A08 34A12 34A45 47N20 PDF BibTeX XML Cite \textit{H. Baghani} et al., J. Pseudo-Differ. Oper. Appl. 11, No. 4, 1731--1741 (2020; Zbl 07270934) Full Text: DOI
Ben Makhlouf, Sonia; Chaieb, Majda; Zine El Abidine, Zagharide Existence and asymptotic behavior of positive solutions for a coupled fractional differential system. (English) Zbl 07270823 Differ. Equ. Dyn. Syst. 28, No. 4, 953-998 (2020). MSC: 34A08 34B18 34B27 47N20 34B16 PDF BibTeX XML Cite \textit{S. Ben Makhlouf} et al., Differ. Equ. Dyn. Syst. 28, No. 4, 953--998 (2020; Zbl 07270823) Full Text: DOI
Berenguer, M. I.; Gámez, D. Projected iterations of fixed-point type to solve nonlinear partial Volterra integro-differential equations. (English) Zbl 07270627 Bull. Malays. Math. Sci. Soc. (2) 43, No. 6, 4431-4442 (2020). MSC: 45A05 45L05 45N05 65R20 PDF BibTeX XML Cite \textit{M. I. Berenguer} and \textit{D. Gámez}, Bull. Malays. Math. Sci. Soc. (2) 43, No. 6, 4431--4442 (2020; Zbl 07270627) Full Text: DOI
Kong, Fanchao; Nieto, Juan J. Control of bounded solutions for first-order singular differential equations with impulses. (English) Zbl 1451.93026 IMA J. Math. Control Inf. 37, No. 3, 877-893 (2020). MSC: 93B05 93C15 93C27 PDF BibTeX XML Cite \textit{F. Kong} and \textit{J. J. Nieto}, IMA J. Math. Control Inf. 37, No. 3, 877--893 (2020; Zbl 1451.93026) Full Text: DOI
Song, Shu; Zhang, Lingling Two point boundary value problem of fourth order differential equation with mixed monotone nonlinear terms. (Chinese. English summary) Zbl 07267437 Math. Pract. Theory 50, No. 8, 178-185 (2020). MSC: 34B10 34B18 PDF BibTeX XML Cite \textit{S. Song} and \textit{L. Zhang}, Math. Pract. Theory 50, No. 8, 178--185 (2020; Zbl 07267437)
Wang, Feng; Zhang, Huiming Existence of positive solutions for singular semipositone \((k, n-k)\) conjugate \(m\)-point boundary value problems. (Chinese. English summary) Zbl 07267311 Math. Pract. Theory 49, No. 24, 266-273 (2020). MSC: 34B18 34B10 PDF BibTeX XML Cite \textit{F. Wang} and \textit{H. Zhang}, Math. Pract. Theory 49, No. 24, 266--273 (2020; Zbl 07267311)
Zhao, Houyu Periodic solutions for a class of second order iterative functional differential equation. (Chinese. English summary) Zbl 07267267 Math. Appl. 33, No. 2, 399-406 (2020). MSC: 34K13 34K20 PDF BibTeX XML Cite \textit{H. Zhao}, Math. Appl. 33, No. 2, 399--406 (2020; Zbl 07267267)
Sun, Yuanyuan; Zhou, Zongfu The existence of positive solutions for integral boundary value problem of two-term fractional differential equations. (Chinese. English summary) Zbl 07267259 Math. Appl. 33, No. 2, 318-326 (2020). MSC: 34B18 34A08 PDF BibTeX XML Cite \textit{Y. Sun} and \textit{Z. Zhou}, Math. Appl. 33, No. 2, 318--326 (2020; Zbl 07267259)
Xue, Yimin; Peng, Zhongqi On the existence of positive solutions to the coupled system of a class of nonlinear fractional differential equations. (Chinese. English summary) Zbl 07267145 J. South China Norm. Univ., Nat. Sci. Ed. 52, No. 2, 102-106 (2020). MSC: 34B18 34A08 PDF BibTeX XML Cite \textit{Y. Xue} and \textit{Z. Peng}, J. South China Norm. Univ., Nat. Sci. Ed. 52, No. 2, 102--106 (2020; Zbl 07267145) Full Text: DOI
Wang, Hexiang; Hu, Weimin Existence of solutions to singular boundary value problems with \(p\)-Laplacian operators. (Chinese. English summary) Zbl 07267077 J. Sichuan Norm. Univ., Nat. Sci. 43, No. 1, 50-55 (2020). MSC: 34B16 34B18 34A08 PDF BibTeX XML Cite \textit{H. Wang} and \textit{W. Hu}, J. Sichuan Norm. Univ., Nat. Sci. 43, No. 1, 50--55 (2020; Zbl 07267077) Full Text: DOI
Li, Zhaoqian Existence and uniqueness of solutions for a class of nonlinear fourth-order boundary value problem. (Chinese. English summary) Zbl 07267059 J. Shandong Univ., Nat. Sci. 55, No. 6, 93-100 (2020). MSC: 34B15 PDF BibTeX XML Cite \textit{Z. Li}, J. Shandong Univ., Nat. Sci. 55, No. 6, 93--100 (2020; Zbl 07267059) Full Text: DOI
Wang, Jingjing; Lu, Yanqiong Existence of positive solutions for a class of semi-positive nonlinear elastic beam equation boundary value problems. (Chinese. English summary) Zbl 07267058 J. Shandong Univ., Nat. Sci. 55, No. 6, 84-92 (2020). MSC: 34B18 PDF BibTeX XML Cite \textit{J. Wang} and \textit{Y. Lu}, J. Shandong Univ., Nat. Sci. 55, No. 6, 84--92 (2020; Zbl 07267058) Full Text: DOI
An, Jiahui; Chen, Pengyu Existence of solutions to initial value problems of fractional differential equations of variable-order. (Chinese. English summary) Zbl 07267053 J. Shandong Univ., Nat. Sci. 55, No. 6, 41-47, 55 (2020). MSC: 34A12 34A08 PDF BibTeX XML Cite \textit{J. An} and \textit{P. Chen}, J. Shandong Univ., Nat. Sci. 55, No. 6, 41--47, 55 (2020; Zbl 07267053) Full Text: DOI
Jiao, Xinjun; Yang, Yunrui; Zhao, Bao Three positive solutions of \(n\)th-order \(m\)-point boundary value problems. (Chinese. English summary) Zbl 07266963 J. Northwest Norm. Univ., Nat. Sci. 56, No. 3, 25-30 (2020). MSC: 34B10 34B18 PDF BibTeX XML Cite \textit{X. Jiao} et al., J. Northwest Norm. Univ., Nat. Sci. 56, No. 3, 25--30 (2020; Zbl 07266963) Full Text: DOI
Zhang, Jianmei; Li, Jiemei Multiplicity of solutions for a class of fourth-order two-point boundary value problems with parameters. (Chinese. English summary) Zbl 07266959 J. Northwest Norm. Univ., Nat. Sci. 56, No. 2, 5-9 (2020). MSC: 34B10 34B18 PDF BibTeX XML Cite \textit{J. Zhang} and \textit{J. Li}, J. Northwest Norm. Univ., Nat. Sci. 56, No. 2, 5--9 (2020; Zbl 07266959) Full Text: DOI
Yao, Ziyan; Liang, Zaitao; Duan, Lian Existence of radially symmetric solutions for a class of \(p\)-Laplacian equation. (Chinese. English summary) Zbl 07266933 J. Nat. Sci. Hunan Norm. Univ. 43, No. 1, 82-86 (2020). MSC: 35B06 35J92 PDF BibTeX XML Cite \textit{Z. Yao} et al., J. Nat. Sci. Hunan Norm. Univ. 43, No. 1, 82--86 (2020; Zbl 07266933) Full Text: DOI
Li, Tingle; Jia, Mei; Liu, Xiping; Zheng, Wenjing Existence of solutions for integral boundary value problems of fractional impulsive functional differential equations. (Chinese. English summary) Zbl 07266862 J. Jilin Univ., Sci. 58, No. 2, 261-270 (2020). MSC: 34K10 34K37 34K45 PDF BibTeX XML Cite \textit{T. Li} et al., J. Jilin Univ., Sci. 58, No. 2, 261--270 (2020; Zbl 07266862) Full Text: DOI