He, Xiaolong; Sun, Yueqin; Shen, Jianhua Lagrange stability for a class of impulsive Duffing equation with low regularity. (English) Zbl 07823005 Electron. J. Qual. Theory Differ. Equ. 2024, Paper No. 9, 22 p. (2024). MSC: 34C25 34B15 34D15 PDFBibTeX XMLCite \textit{X. He} et al., Electron. J. Qual. Theory Differ. Equ. 2024, Paper No. 9, 22 p. (2024; Zbl 07823005) Full Text: DOI
Liu, Ruiqi; Wu, Dong-Lun; Liao, Jia-Feng Homoclinic solutions for subquadratic Hamiltonian systems with competition potentials. (English) Zbl 07823001 Electron. J. Qual. Theory Differ. Equ. 2024, Paper No. 5, 13 p. (2024). MSC: 34C37 35A15 35B38 PDFBibTeX XMLCite \textit{R. Liu} et al., Electron. J. Qual. Theory Differ. Equ. 2024, Paper No. 5, 13 p. (2024; Zbl 07823001) Full Text: DOI
Shibata, Tetsutaro Global bifurcation curves of nonlocal elliptic equations with oscillatory nonlinear term. (English) Zbl 07822994 Electron. J. Qual. Theory Differ. Equ. 2023, Paper No. 57, 17 p. (2023). MSC: 34C23 34F10 PDFBibTeX XMLCite \textit{T. Shibata}, Electron. J. Qual. Theory Differ. Equ. 2023, Paper No. 57, 17 p. (2023; Zbl 07822994) Full Text: DOI arXiv
Belattar, Meryem; Cheurfa, Rachid; Bendjeddou, Ahmed; Santana, Paolo A class of nonlinear oscillators with non-autonomous first integrals and algebraic limit cycles. (English) Zbl 07822987 Electron. J. Qual. Theory Differ. Equ. 2023, Paper No. 50, 13 p. (2023). MSC: 34A05 34C05 34C07 34C10 34C25 PDFBibTeX XMLCite \textit{M. Belattar} et al., Electron. J. Qual. Theory Differ. Equ. 2023, Paper No. 50, 13 p. (2023; Zbl 07822987) Full Text: DOI
Sun, Dan; Gao, Yunfei; Peng, Linping; Fu, Li Limit cycles in piecewise smooth perturbations of a class of cubic differential systems. (English) Zbl 07822986 Electron. J. Qual. Theory Differ. Equ. 2023, Paper No. 49, 26 p. (2023). MSC: 34C07 37G15 34C05 PDFBibTeX XMLCite \textit{D. Sun} et al., Electron. J. Qual. Theory Differ. Equ. 2023, Paper No. 49, 26 p. (2023; Zbl 07822986) Full Text: DOI
Bravo, José Luis; Calderón, Luis Ángel; Ojeda, Ignacio Rational limit cycles of Abel differential equations. (English) Zbl 07822984 Electron. J. Qual. Theory Differ. Equ. 2023, Paper No. 47, 13 p. (2023). MSC: 34C25 PDFBibTeX XMLCite \textit{J. L. Bravo} et al., Electron. J. Qual. Theory Differ. Equ. 2023, Paper No. 47, 13 p. (2023; Zbl 07822984) Full Text: DOI arXiv
Robledo, Gonzalo; Urrutia-Vergara, David Some new results for the smoothness of topological equivalence in uniformly asymptotically stable systems. (English) Zbl 07822983 Electron. J. Qual. Theory Differ. Equ. 2023, Paper No. 46, 21 p. (2023). MSC: 34A30 34C41 34D10 37B55 PDFBibTeX XMLCite \textit{G. Robledo} and \textit{D. Urrutia-Vergara}, Electron. J. Qual. Theory Differ. Equ. 2023, Paper No. 46, 21 p. (2023; Zbl 07822983) Full Text: DOI
Zhao, Xu; Zhou, Wenshu Qualitative analysis on the diffusive Holling-Tanner predator-prey model. (English) Zbl 07742375 Electron. J. Qual. Theory Differ. Equ. 2023, Paper No. 41, 10 p. (2023). MSC: 34C20 34C25 92E20 PDFBibTeX XMLCite \textit{X. Zhao} and \textit{W. Zhou}, Electron. J. Qual. Theory Differ. Equ. 2023, Paper No. 41, 10 p. (2023; Zbl 07742375) Full Text: DOI
Bujac, Cristina; Schlomiuk, Dana; Vulpe, Nicolae The family of cubic differential systems with two real and two complex distinct infinite singularities and invariant straight lines of the type \((3,1,1,1)\). (English) Zbl 07742374 Electron. J. Qual. Theory Differ. Equ. 2023, Paper No. 40, 94 p. (2023). MSC: 58K45 34C05 34A34 PDFBibTeX XMLCite \textit{C. Bujac} et al., Electron. J. Qual. Theory Differ. Equ. 2023, Paper No. 40, 94 p. (2023; Zbl 07742374) Full Text: DOI
Grin, Alexander; Schneider, Klaus Global algebraic Poincaré-Bendixson annulus for the Rayleigh equation. (English) Zbl 07742369 Electron. J. Qual. Theory Differ. Equ. 2023, Paper No. 35, 12 p. (2023). MSC: 34C05 34C07 34C23 PDFBibTeX XMLCite \textit{A. Grin} and \textit{K. Schneider}, Electron. J. Qual. Theory Differ. Equ. 2023, Paper No. 35, 12 p. (2023; Zbl 07742369) Full Text: DOI
Wu, Dong-Lun Homoclinic solutions for a class of asymptotically autonomous Hamiltonian systems with indefinite sign nonlinearities. (English) Zbl 07742365 Electron. J. Qual. Theory Differ. Equ. 2023, Paper No. 31, 27 p. (2023). MSC: 34C37 37J06 PDFBibTeX XMLCite \textit{D.-L. Wu}, Electron. J. Qual. Theory Differ. Equ. 2023, Paper No. 31, 27 p. (2023; Zbl 07742365) Full Text: DOI
Baculiková, Blanka New monotonicity properties and oscillation of \(n\)-order functional differential equations with deviating argument. (English) Zbl 07742364 Electron. J. Qual. Theory Differ. Equ. 2023, Paper No. 30, 10 p. (2023). MSC: 34K11 34C10 PDFBibTeX XMLCite \textit{B. Baculiková}, Electron. J. Qual. Theory Differ. Equ. 2023, Paper No. 30, 10 p. (2023; Zbl 07742364) Full Text: DOI
Srivastava, Satyam; Padhi, Seshadev; Domoshnitsky, Alexander Periodic solution of a bioeconomic fishery model by coincidence degree theory. (English) Zbl 07742363 Electron. J. Qual. Theory Differ. Equ. 2023, Paper No. 29, 12 p. (2023). MSC: 34C25 34A34 PDFBibTeX XMLCite \textit{S. Srivastava} et al., Electron. J. Qual. Theory Differ. Equ. 2023, Paper No. 29, 12 p. (2023; Zbl 07742363) Full Text: DOI
Zhou, Zhengxin On the analytic commutator for \(\Lambda\)-\(\Omega\) differential systems. (English) Zbl 07742359 Electron. J. Qual. Theory Differ. Equ. 2023, Paper No. 25, 14 p. (2023). MSC: 34C07 34C05 34C25 37G15 PDFBibTeX XMLCite \textit{Z. Zhou}, Electron. J. Qual. Theory Differ. Equ. 2023, Paper No. 25, 14 p. (2023; Zbl 07742359) Full Text: DOI
Carmona, Victoriano; Fernández-Sánchez, Fernando; Garcia-Medina, Elisabeth; Novaes, Douglas Properties of Poincaré half-maps for planar linear systems and some direct applications to periodic orbits of piecewise systems. (English) Zbl 07742356 Electron. J. Qual. Theory Differ. Equ. 2023, Paper No. 22, 18 p. (2023). MSC: 34A25 34A26 34A36 34C05 PDFBibTeX XMLCite \textit{V. Carmona} et al., Electron. J. Qual. Theory Differ. Equ. 2023, Paper No. 22, 18 p. (2023; Zbl 07742356) Full Text: DOI arXiv
Calamai, Alessandro; Pera, Maria Patrizia; Spadini, Marco Periodic perturbations of reducible scalar second order functional differential equations. (English) Zbl 07742352 Electron. J. Qual. Theory Differ. Equ. 2023, Paper No. 18, 23 p. (2023). MSC: 34K13 34C25 PDFBibTeX XMLCite \textit{A. Calamai} et al., Electron. J. Qual. Theory Differ. Equ. 2023, Paper No. 18, 23 p. (2023; Zbl 07742352) Full Text: DOI arXiv
Moroşanu, Gheorghe; Vladimirescu, Cristian Qualitative analysis of a mechanical system of coupled nonlinear oscillators. (English) Zbl 07742350 Electron. J. Qual. Theory Differ. Equ. 2023, Paper No. 16, 26 p. (2023). MSC: 34C15 34D20 PDFBibTeX XMLCite \textit{G. Moroşanu} and \textit{C. Vladimirescu}, Electron. J. Qual. Theory Differ. Equ. 2023, Paper No. 16, 26 p. (2023; Zbl 07742350) Full Text: DOI
Xu, Huijuan; Jiang, Shan; Liu, Guanggang Infinitely many homoclinic solutions for a class of damped vibration problems. (English) Zbl 1524.34107 Electron. J. Qual. Theory Differ. Equ. 2022, Paper No. 67, 8 p. (2022). MSC: 34C37 37C60 PDFBibTeX XMLCite \textit{H. Xu} et al., Electron. J. Qual. Theory Differ. Equ. 2022, Paper No. 67, 8 p. (2022; Zbl 1524.34107) Full Text: DOI
Ji, Guilin; Sun, Yangjian Bifurcation for a class of piecewise cubic systems with two centers. (English) Zbl 1513.34148 Electron. J. Qual. Theory Differ. Equ. 2022, Paper No. 46, 12 p. (2022). MSC: 34C23 34C07 34C14 34C05 34E10 34A36 PDFBibTeX XMLCite \textit{G. Ji} and \textit{Y. Sun}, Electron. J. Qual. Theory Differ. Equ. 2022, Paper No. 46, 12 p. (2022; Zbl 1513.34148) Full Text: DOI
Vu Hoang Linh; Ngo Thi Thanh Nga; Nguyen Ngoc Tuan Asymptotic behaviour of solutions of quasilinear differential-algebraic equations. (English) Zbl 1513.34053 Electron. J. Qual. Theory Differ. Equ. 2022, Paper No. 43, 16 p. (2022). MSC: 34A09 34D05 34E10 47N20 34C11 PDFBibTeX XMLCite \textit{Vu Hoang Linh} et al., Electron. J. Qual. Theory Differ. Equ. 2022, Paper No. 43, 16 p. (2022; Zbl 1513.34053) Full Text: DOI
Boros, Balázs; Hofbauer, Josef Limit cycles in mass-conserving deficiency-one mass-action systems. (English) Zbl 1513.92095 Electron. J. Qual. Theory Differ. Equ. 2022, Paper No. 42, 18 p. (2022). MSC: 92E20 34C23 37G15 PDFBibTeX XMLCite \textit{B. Boros} and \textit{J. Hofbauer}, Electron. J. Qual. Theory Differ. Equ. 2022, Paper No. 42, 18 p. (2022; Zbl 1513.92095) Full Text: DOI arXiv
Yoshida, Norio Exact solution of the Susceptible-Infectious-Recovered-Deceased (SIRD) epidemic model. (English) Zbl 1513.34203 Electron. J. Qual. Theory Differ. Equ. 2022, Paper No. 38, 24 p. (2022). MSC: 34C60 92D30 34A05 PDFBibTeX XMLCite \textit{N. Yoshida}, Electron. J. Qual. Theory Differ. Equ. 2022, Paper No. 38, 24 p. (2022; Zbl 1513.34203) Full Text: DOI
Marin, David; Villadelprat, Jordi On the cyclicity of Kolmogorov polycycles. (English) Zbl 1513.34151 Electron. J. Qual. Theory Differ. Equ. 2022, Paper No. 35, 31 p. (2022). MSC: 34C23 34C07 34C37 34E10 34C05 PDFBibTeX XMLCite \textit{D. Marin} and \textit{J. Villadelprat}, Electron. J. Qual. Theory Differ. Equ. 2022, Paper No. 35, 31 p. (2022; Zbl 1513.34151) Full Text: DOI arXiv
Pessoa, Claudio; Ribeiro, Ronisio Limit cycles of planar piecewise linear Hamiltonian differential systems with two or three zones. (English) Zbl 1513.34140 Electron. J. Qual. Theory Differ. Equ. 2022, Paper No. 27, 19 p. (2022). MSC: 34C05 34A36 34A30 34C07 37J06 PDFBibTeX XMLCite \textit{C. Pessoa} and \textit{R. Ribeiro}, Electron. J. Qual. Theory Differ. Equ. 2022, Paper No. 27, 19 p. (2022; Zbl 1513.34140) Full Text: DOI arXiv
Aouaoui, Sami On some differential equations involving a new kind of variable exponents. (English) Zbl 1513.34066 Electron. J. Qual. Theory Differ. Equ. 2022, Paper No. 23, 18 p. (2022). MSC: 34A34 47N20 34C10 PDFBibTeX XMLCite \textit{S. Aouaoui}, Electron. J. Qual. Theory Differ. Equ. 2022, Paper No. 23, 18 p. (2022; Zbl 1513.34066) Full Text: DOI
Zhou, Zhengxin Weak center for a class of \(\Lambda\)-\(\Omega\) differential systems. (English) Zbl 1499.34224 Electron. J. Qual. Theory Differ. Equ. 2022, Paper No. 22, 15 p. (2022). MSC: 34C05 34C07 34C25 PDFBibTeX XMLCite \textit{Z. Zhou}, Electron. J. Qual. Theory Differ. Equ. 2022, Paper No. 22, 15 p. (2022; Zbl 1499.34224) Full Text: DOI
Diz-Pita, Érika; Llibre, Jaume; Otero-Espinar, M. Victoria Global phase portraits of a predator-prey system. (English) Zbl 1499.34270 Electron. J. Qual. Theory Differ. Equ. 2022, Paper No. 16, 13 p. (2022). MSC: 34C60 92D25 34C05 PDFBibTeX XMLCite \textit{É. Diz-Pita} et al., Electron. J. Qual. Theory Differ. Equ. 2022, Paper No. 16, 13 p. (2022; Zbl 1499.34270) Full Text: DOI
Wang, Qinlong; Xiong, Yu’e; Huang, Wentao; Romanovski, Valery G. Isolated periodic wave trains in a generalized Burgers-Huxley equation. (English) Zbl 1499.35058 Electron. J. Qual. Theory Differ. Equ. 2022, Paper No. 4, 16 p. (2022). MSC: 35B32 34C07 34D20 37J20 35Q51 PDFBibTeX XMLCite \textit{Q. Wang} et al., Electron. J. Qual. Theory Differ. Equ. 2022, Paper No. 4, 16 p. (2022; Zbl 1499.35058) Full Text: DOI
Sabatini, Marco An extension to the planar Markus-Yamabe Jacobian conjecture. (English) Zbl 1499.34310 Electron. J. Qual. Theory Differ. Equ. 2021, Paper No. 80, 6 p. (2021). MSC: 34D23 34D45 34C05 PDFBibTeX XMLCite \textit{M. Sabatini}, Electron. J. Qual. Theory Differ. Equ. 2021, Paper No. 80, 6 p. (2021; Zbl 1499.34310) Full Text: DOI arXiv
Gholizadeh, Leila; Mingarelli, Angelo A converse of Sturm’s separation theorem. (English) Zbl 1499.34231 Electron. J. Qual. Theory Differ. Equ. 2021, Paper No. 78, 8 p. (2021). MSC: 34C10 PDFBibTeX XMLCite \textit{L. Gholizadeh} and \textit{A. Mingarelli}, Electron. J. Qual. Theory Differ. Equ. 2021, Paper No. 78, 8 p. (2021; Zbl 1499.34231) Full Text: DOI arXiv
Novaes, Douglas Higher order stroboscopic averaged functions: a general relationship with Melnikov functions. (English) Zbl 1499.34257 Electron. J. Qual. Theory Differ. Equ. 2021, Paper No. 77, 9 p. (2021). MSC: 34C29 34E10 34C25 PDFBibTeX XMLCite \textit{D. Novaes}, Electron. J. Qual. Theory Differ. Equ. 2021, Paper No. 77, 9 p. (2021; Zbl 1499.34257) Full Text: DOI arXiv
Benterki, Rebiha; Jimenez, Jeidy; Llibre, Jaume Limit cycles of planar discontinuous piecewise linear Hamiltonian systems without equilibria separated by reducible cubics. (English) Zbl 1488.34226 Electron. J. Qual. Theory Differ. Equ. 2021, Paper No. 69, 38 p. (2021). MSC: 34C07 34C29 47H11 34A36 34C05 PDFBibTeX XMLCite \textit{R. Benterki} et al., Electron. J. Qual. Theory Differ. Equ. 2021, Paper No. 69, 38 p. (2021; Zbl 1488.34226) Full Text: DOI
Song, Mingliang; Li, Runzhen A nonzero solution for bounded selfadjoint operator equations and homoclinic orbits of Hamiltonian systems. (English) Zbl 1488.34344 Electron. J. Qual. Theory Differ. Equ. 2021, Paper No. 68, 13 p. (2021). MSC: 34G20 34C37 37J46 PDFBibTeX XMLCite \textit{M. Song} and \textit{R. Li}, Electron. J. Qual. Theory Differ. Equ. 2021, Paper No. 68, 13 p. (2021; Zbl 1488.34344) Full Text: DOI
Tomeček, Jan; Krajščáková, Věra Subharmonic bouncing solutions of generalized Lazer-Solimini equation. (English) Zbl 1488.34249 Electron. J. Qual. Theory Differ. Equ. 2021, Paper No. 63, 11 p. (2021). MSC: 34C25 34A37 34B16 PDFBibTeX XMLCite \textit{J. Tomeček} and \textit{V. Krajščáková}, Electron. J. Qual. Theory Differ. Equ. 2021, Paper No. 63, 11 p. (2021; Zbl 1488.34249) Full Text: DOI
Šremr, Jiři Existence and exact multiplicity of positive periodic solutions to forced non-autonomous Duffing type differential equations. (English) Zbl 1488.34248 Electron. J. Qual. Theory Differ. Equ. 2021, Paper No. 62, 33 p. (2021). MSC: 34C25 34B18 37C60 34B30 PDFBibTeX XMLCite \textit{J. Šremr}, Electron. J. Qual. Theory Differ. Equ. 2021, Paper No. 62, 33 p. (2021; Zbl 1488.34248) Full Text: DOI
Drábek, Pavel; Zahradnikova, Michaela Bistable equation with discontinuous density dependent diffusion with degenerations and singularities. (English) Zbl 1488.35536 Electron. J. Qual. Theory Differ. Equ. 2021, Paper No. 61, 16 p. (2021). MSC: 35Q92 35K92 34C60 34A12 PDFBibTeX XMLCite \textit{P. Drábek} and \textit{M. Zahradnikova}, Electron. J. Qual. Theory Differ. Equ. 2021, Paper No. 61, 16 p. (2021; Zbl 1488.35536) Full Text: DOI
Aliyev, Ziyatkhan; Nasirova, Leyla Bifurcation from zero or infinity in nonlinearizable Sturm-Liouville problems with indefinite weight. (English) Zbl 1488.34243 Electron. J. Qual. Theory Differ. Equ. 2021, Paper No. 55, 16 p. (2021). MSC: 34C23 34B24 47J10 34B09 34C60 92D25 PDFBibTeX XMLCite \textit{Z. Aliyev} and \textit{L. Nasirova}, Electron. J. Qual. Theory Differ. Equ. 2021, Paper No. 55, 16 p. (2021; Zbl 1488.34243) Full Text: DOI
Bartusek, Miroslav; Dosla, Zuzana; Marini, Mauro Oscillatory solutions of Emden-Fowler type differential equation. (English) Zbl 1488.34231 Electron. J. Qual. Theory Differ. Equ. 2021, Paper No. 54, 17 p. (2021). MSC: 34C10 34C11 34D05 PDFBibTeX XMLCite \textit{M. Bartusek} et al., Electron. J. Qual. Theory Differ. Equ. 2021, Paper No. 54, 17 p. (2021; Zbl 1488.34231) Full Text: DOI
Cheresiz, Vladimir; Volokitin, Evgenii The algebraic curves of planar polynomial differential systems with homogeneous nonlinearities. (English) Zbl 1488.34220 Electron. J. Qual. Theory Differ. Equ. 2021, Paper No. 51, 12 p. (2021). MSC: 34C05 34C45 PDFBibTeX XMLCite \textit{V. Cheresiz} and \textit{E. Volokitin}, Electron. J. Qual. Theory Differ. Equ. 2021, Paper No. 51, 12 p. (2021; Zbl 1488.34220) Full Text: DOI
Zegeling, Andre; Zegeling, Paul S-shaped bifurcations in a two-dimensional Hamiltonian system. (English) Zbl 1488.34124 Electron. J. Qual. Theory Differ. Equ. 2021, Paper No. 49, 38 p. (2021). MSC: 34B09 34B15 34C08 34C23 PDFBibTeX XMLCite \textit{A. Zegeling} and \textit{P. Zegeling}, Electron. J. Qual. Theory Differ. Equ. 2021, Paper No. 49, 38 p. (2021; Zbl 1488.34124) Full Text: DOI
Demina, Maria Necessary and sufficient conditions for the existence of invariant algebraic curves. (English) Zbl 1488.34259 Electron. J. Qual. Theory Differ. Equ. 2021, Paper No. 48, 22 p. (2021). MSC: 34C45 34A25 PDFBibTeX XMLCite \textit{M. Demina}, Electron. J. Qual. Theory Differ. Equ. 2021, Paper No. 48, 22 p. (2021; Zbl 1488.34259) Full Text: DOI
Oliveira, Regilene; Schlomiuk, Dana; Travaglini, Ana Maria; Valls, Claudia Geometry, integrability and bifurcation diagrams of a family of quadratic differential systems as application of the Darboux theory of integrability. (English) Zbl 1488.58027 Electron. J. Qual. Theory Differ. Equ. 2021, Paper No. 45, 90 p. (2021). MSC: 58K45 34A26 34C23 PDFBibTeX XMLCite \textit{R. Oliveira} et al., Electron. J. Qual. Theory Differ. Equ. 2021, Paper No. 45, 90 p. (2021; Zbl 1488.58027) Full Text: DOI
Huang, Shao-Yuan; Hwang, Min-Shu Bifurcation curves of positive solutions for the Minkowski-curvature problem with cubic nonlinearity. (English) Zbl 1488.34179 Electron. J. Qual. Theory Differ. Equ. 2021, Paper No. 41, 29 p. (2021). MSC: 34B18 34B15 34C23 34B09 PDFBibTeX XMLCite \textit{S.-Y. Huang} and \textit{M.-S. Hwang}, Electron. J. Qual. Theory Differ. Equ. 2021, Paper No. 41, 29 p. (2021; Zbl 1488.34179) Full Text: DOI
Luchko, Alina; Parasyuk, Igor Asymptotic phase for flows with exponentially stable partially hyperbolic invariant manifolds. (English) Zbl 1474.34293 Electron. J. Qual. Theory Differ. Equ. 2021, Paper No. 36, 28 p. (2021). MSC: 34C45 34D35 37D30 34D20 34D05 PDFBibTeX XMLCite \textit{A. Luchko} and \textit{I. Parasyuk}, Electron. J. Qual. Theory Differ. Equ. 2021, Paper No. 36, 28 p. (2021; Zbl 1474.34293) Full Text: DOI
Artés, Joan; Mota, Marcos; Rezende, Alex Structurally unstable quadratic vector fields of codimension two: families possessing a finite saddle-node and an infinite saddle-node. (English) Zbl 1474.34387 Electron. J. Qual. Theory Differ. Equ. 2021, Paper No. 35, 89 p. (2021). MSC: 34D30 34A34 34C23 34C05 PDFBibTeX XMLCite \textit{J. Artés} et al., Electron. J. Qual. Theory Differ. Equ. 2021, Paper No. 35, 89 p. (2021; Zbl 1474.34387) Full Text: DOI
Kasbi, Tohid; Roomi, Vahid; Jodayree Akbarfam, Aliasghar Existence of homoclinic orbit in generalized Liénard type system. (English) Zbl 1474.34283 Electron. J. Qual. Theory Differ. Equ. 2021, Paper No. 34, 13 p. (2021). MSC: 34C37 34A34 PDFBibTeX XMLCite \textit{T. Kasbi} et al., Electron. J. Qual. Theory Differ. Equ. 2021, Paper No. 34, 13 p. (2021; Zbl 1474.34283) Full Text: DOI
Naito, Manabu Singular Kneser solutions of higher-order quasilinear ordinary differential equations. (English) Zbl 1474.34357 Electron. J. Qual. Theory Differ. Equ. 2021, Paper No. 29, 12 p. (2021). MSC: 34D05 34C11 PDFBibTeX XMLCite \textit{M. Naito}, Electron. J. Qual. Theory Differ. Equ. 2021, Paper No. 29, 12 p. (2021; Zbl 1474.34357) Full Text: DOI
Švigler, Vladimir Periodic stationary solutions of the Nagumo lattice differential equation: existence regions and their number. (English) Zbl 1474.34071 Electron. J. Qual. Theory Differ. Equ. 2021, Paper No. 23, 31 p. (2021). MSC: 34A33 05A05 34C25 34C05 34C14 PDFBibTeX XMLCite \textit{V. Švigler}, Electron. J. Qual. Theory Differ. Equ. 2021, Paper No. 23, 31 p. (2021; Zbl 1474.34071) Full Text: DOI arXiv
Andres, Jan Corrigendum to: “Topological entropy for impulsive differential equations”. (English) Zbl 1477.34050 Electron. J. Qual. Theory Differ. Equ. 2021, Paper No. 19, 3 p. (2021). MSC: 34B37 34C28 37B40 34C40 37D45 PDFBibTeX XMLCite \textit{J. Andres}, Electron. J. Qual. Theory Differ. Equ. 2021, Paper No. 19, 3 p. (2021; Zbl 1477.34050) Full Text: DOI
Onitsuka, Masakazu; Tanaka, Satoshi Rectifiability of orbits for two-dimensional nonautonomous differential systems. (English) Zbl 1474.34227 Electron. J. Qual. Theory Differ. Equ. 2021, Paper No. 18, 23 p. (2021). MSC: 34C05 37C60 34D20 26B15 PDFBibTeX XMLCite \textit{M. Onitsuka} and \textit{S. Tanaka}, Electron. J. Qual. Theory Differ. Equ. 2021, Paper No. 18, 23 p. (2021; Zbl 1474.34227) Full Text: DOI
Huzak, Renato; Rojas, David Period function of planar turning points. (English) Zbl 1474.34389 Electron. J. Qual. Theory Differ. Equ. 2021, Paper No. 16, 21 p. (2021). MSC: 34E15 34E17 34C25 34C05 PDFBibTeX XMLCite \textit{R. Huzak} and \textit{D. Rojas}, Electron. J. Qual. Theory Differ. Equ. 2021, Paper No. 16, 21 p. (2021; Zbl 1474.34389) Full Text: DOI
Oliveira, Regilene; Schlomiuk, Dana; Travaglini, Ana Maria Geometry and integrability of quadratic systems with invariant hyperbolas. (English) Zbl 1474.34226 Electron. J. Qual. Theory Differ. Equ. 2021, Paper No. 6, 56 p. (2021). MSC: 34C05 34A05 34C45 34C23 PDFBibTeX XMLCite \textit{R. Oliveira} et al., Electron. J. Qual. Theory Differ. Equ. 2021, Paper No. 6, 56 p. (2021; Zbl 1474.34226) Full Text: DOI
Kalybay, Aigerim; Oinarov, Ryskul; Sultanaev, Yaudat Oscillation and spectral properties of some classes of higher order differential operators and weighted \(n\)th order differential inequalities. (English) Zbl 1474.34245 Electron. J. Qual. Theory Differ. Equ. 2021, Paper No. 3, 20 p. (2021). MSC: 34C10 34L05 58E50 PDFBibTeX XMLCite \textit{A. Kalybay} et al., Electron. J. Qual. Theory Differ. Equ. 2021, Paper No. 3, 20 p. (2021; Zbl 1474.34245) Full Text: DOI
Pei, Minghe; Wang, Libo; Lv, Xuezhe Existence, uniqueness and qualitative properties of heteroclinic solutions to nonlinear second-order ordinary differential equations. (English) Zbl 1474.34214 Electron. J. Qual. Theory Differ. Equ. 2021, Paper No. 1, 21 p. (2021). MSC: 34B40 34C37 PDFBibTeX XMLCite \textit{M. Pei} et al., Electron. J. Qual. Theory Differ. Equ. 2021, Paper No. 1, 21 p. (2021; Zbl 1474.34214) Full Text: DOI
Stuart, Charles A. Qualitative properties and global bifurcation of solutions for a singular boundary value problem. (English) Zbl 1474.34198 Electron. J. Qual. Theory Differ. Equ. 2020, Paper No. 90, 36 p. (2020). MSC: 34B24 34C23 34B16 PDFBibTeX XMLCite \textit{C. A. Stuart}, Electron. J. Qual. Theory Differ. Equ. 2020, Paper No. 90, 36 p. (2020; Zbl 1474.34198) Full Text: DOI
Ma, Ruyun; Yan, Dongliang; Wei, Liping Multiplicity of nodal solutions for fourth order equation with clamped beam boundary conditions. (English) Zbl 1474.34115 Electron. J. Qual. Theory Differ. Equ. 2020, Paper No. 85, 14 p. (2020). MSC: 34B09 47H11 34B15 34C23 PDFBibTeX XMLCite \textit{R. Ma} et al., Electron. J. Qual. Theory Differ. Equ. 2020, Paper No. 85, 14 p. (2020; Zbl 1474.34115) Full Text: DOI
Hatvani, László Existence of periodic solutions of pendulum-like ordinary and functional differential equations. (English) Zbl 1474.34264 Electron. J. Qual. Theory Differ. Equ. 2020, Paper No. 80, 10 p. (2020). MSC: 34C25 34C15 37C60 PDFBibTeX XMLCite \textit{L. Hatvani}, Electron. J. Qual. Theory Differ. Equ. 2020, Paper No. 80, 10 p. (2020; Zbl 1474.34264) Full Text: DOI
Andres, Jan Topological entropy for impulsive differential equations. (English) Zbl 1474.34202 Electron. J. Qual. Theory Differ. Equ. 2020, Paper No. 68, 15 p. (2020); corrigendum ibid. 2021, Paper No. 19, 3 p. (2021). MSC: 34B37 34C28 37B40 34C40 37D45 PDFBibTeX XMLCite \textit{J. Andres}, Electron. J. Qual. Theory Differ. Equ. 2020, Paper No. 68, 15 p. (2020; Zbl 1474.34202) Full Text: DOI
Amster, Pablo; Kuna, Mariel; Santos, Dionicio On the solvability of the periodically forced relativistic pendulum equation on time scales. (English) Zbl 1474.34625 Electron. J. Qual. Theory Differ. Equ. 2020, Paper No. 62, 11 p. (2020). MSC: 34N05 34C25 47H11 34C15 70K40 PDFBibTeX XMLCite \textit{P. Amster} et al., Electron. J. Qual. Theory Differ. Equ. 2020, Paper No. 62, 11 p. (2020; Zbl 1474.34625) Full Text: DOI arXiv
Wang, Jinxiang Existence and uniqueness of positive solutions for Kirchhoff type beam equations. (English) Zbl 1474.34184 Electron. J. Qual. Theory Differ. Equ. 2020, Paper No. 61, 14 p. (2020). MSC: 34B18 34B10 34B09 34C23 74K10 PDFBibTeX XMLCite \textit{J. Wang}, Electron. J. Qual. Theory Differ. Equ. 2020, Paper No. 61, 14 p. (2020; Zbl 1474.34184) Full Text: DOI arXiv
Ju, Xuewei; Qi, Ailing An invariant set bifurcation theory for nonautonomous nonlinear evolution equations. (English) Zbl 1474.47153 Electron. J. Qual. Theory Differ. Equ. 2020, Paper No. 57, 24 p. (2020). MSC: 47J35 34C23 37B55 37G35 PDFBibTeX XMLCite \textit{X. Ju} and \textit{A. Qi}, Electron. J. Qual. Theory Differ. Equ. 2020, Paper No. 57, 24 p. (2020; Zbl 1474.47153) Full Text: DOI arXiv
Dukarič, Maša On integrability and cyclicity of cubic systems. (English) Zbl 1474.34221 Electron. J. Qual. Theory Differ. Equ. 2020, Paper No. 55, 19 p. (2020). MSC: 34C05 34C23 34A05 PDFBibTeX XMLCite \textit{M. Dukarič}, Electron. J. Qual. Theory Differ. Equ. 2020, Paper No. 55, 19 p. (2020; Zbl 1474.34221) Full Text: DOI
de Jesus, Lopo; Silva, César; Vilarinho, Helder Periodic orbits for periodic eco-epidemiological systems with infected prey. (English) Zbl 1474.37119 Electron. J. Qual. Theory Differ. Equ. 2020, Paper No. 54, 20 p. (2020). MSC: 37N25 92D30 92D40 34C25 PDFBibTeX XMLCite \textit{L. de Jesus} et al., Electron. J. Qual. Theory Differ. Equ. 2020, Paper No. 54, 20 p. (2020; Zbl 1474.37119) Full Text: DOI arXiv
Valls, Claudia Algebraic traveling waves for the modified Korteweg-de Vries-Burgers equation. (English) Zbl 1474.34231 Electron. J. Qual. Theory Differ. Equ. 2020, Paper No. 48, 16 p. (2020). MSC: 34C05 34A05 35Q53 35C07 34C37 PDFBibTeX XMLCite \textit{C. Valls}, Electron. J. Qual. Theory Differ. Equ. 2020, Paper No. 48, 16 p. (2020; Zbl 1474.34231) Full Text: DOI
Drimalova, Iva; Šimon Hilscher, Roman Antiprincipal solutions at infinity for symplectic systems on time scales. (English) Zbl 1474.34629 Electron. J. Qual. Theory Differ. Equ. 2020, Paper No. 44, 32 p. (2020). MSC: 34N05 34C10 39A12 39A21 PDFBibTeX XMLCite \textit{I. Drimalova} and \textit{R. Šimon Hilscher}, Electron. J. Qual. Theory Differ. Equ. 2020, Paper No. 44, 32 p. (2020; Zbl 1474.34629) Full Text: DOI
Aktas, Mustafa Periodic solutions of relativistic Liénard-type equations. (English) Zbl 1463.34130 Electron. J. Qual. Theory Differ. Equ. 2020, Paper No. 38, 12 p. (2020). MSC: 34C05 34A34 PDFBibTeX XMLCite \textit{M. Aktas}, Electron. J. Qual. Theory Differ. Equ. 2020, Paper No. 38, 12 p. (2020; Zbl 1463.34130) Full Text: DOI
Jaroš, Jaroslav Reduction of order in the oscillation theory of half-linear differential equations. (English) Zbl 1463.34147 Electron. J. Qual. Theory Differ. Equ. 2020, Paper No. 37, 11 p. (2020). MSC: 34C10 34C20 PDFBibTeX XMLCite \textit{J. Jaroš}, Electron. J. Qual. Theory Differ. Equ. 2020, Paper No. 37, 11 p. (2020; Zbl 1463.34147) Full Text: DOI
Benyoucef, Salah Polynomial differential systems with hyperbolic algebraic limit cycles. (English) Zbl 1463.34132 Electron. J. Qual. Theory Differ. Equ. 2020, Paper No. 34, 7 p. (2020). MSC: 34C05 PDFBibTeX XMLCite \textit{S. Benyoucef}, Electron. J. Qual. Theory Differ. Equ. 2020, Paper No. 34, 7 p. (2020; Zbl 1463.34132) Full Text: DOI
Carvalho, Tiago; Euzébio, Rodrigo Minimal sets and chaos in planar piecewise smooth vector fields. (English) Zbl 1463.34049 Electron. J. Qual. Theory Differ. Equ. 2020, Paper No. 33, 15 p. (2020). MSC: 34A36 34C28 37D45 PDFBibTeX XMLCite \textit{T. Carvalho} and \textit{R. Euzébio}, Electron. J. Qual. Theory Differ. Equ. 2020, Paper No. 33, 15 p. (2020; Zbl 1463.34049) Full Text: DOI
Liu, Fang; Luo, Hua; Dai, Guowei Global bifurcation and nodal solutions for homogeneous Kirchhoff type equations. (English) Zbl 1463.34080 Electron. J. Qual. Theory Differ. Equ. 2020, Paper No. 29, 13 p. (2020). MSC: 34B09 34C23 34L05 PDFBibTeX XMLCite \textit{F. Liu} et al., Electron. J. Qual. Theory Differ. Equ. 2020, Paper No. 29, 13 p. (2020; Zbl 1463.34080) Full Text: DOI
Xu, Man; Ma, Ruyun Existence of infinitely many radial nodal solutions for a Dirichlet problem involving mean curvature operator in Minkowski space. (English) Zbl 1463.35272 Electron. J. Qual. Theory Differ. Equ. 2020, Paper No. 27, 14 p. (2020). MSC: 35J65 34B18 34C23 35B40 34B10 PDFBibTeX XMLCite \textit{M. Xu} and \textit{R. Ma}, Electron. J. Qual. Theory Differ. Equ. 2020, Paper No. 27, 14 p. (2020; Zbl 1463.35272) Full Text: DOI
Huang, Bo On the limit cycles for a class of discontinuous piecewise cubic polynomial differential systems. (English) Zbl 1463.34140 Electron. J. Qual. Theory Differ. Equ. 2020, Paper No. 25, 24 p. (2020). MSC: 34C07 34C05 34A36 34C29 34C23 34E10 PDFBibTeX XMLCite \textit{B. Huang}, Electron. J. Qual. Theory Differ. Equ. 2020, Paper No. 25, 24 p. (2020; Zbl 1463.34140) Full Text: DOI
Jimenez, Jeidy; Llibre, Jaume; Medrado, Joao Crossing limit cycles for piecewise linear differential centers separated by a reducible cubic curve. (English) Zbl 1463.34141 Electron. J. Qual. Theory Differ. Equ. 2020, Paper No. 19, 48 p. (2020). MSC: 34C07 34C05 37G15 34A36 PDFBibTeX XMLCite \textit{J. Jimenez} et al., Electron. J. Qual. Theory Differ. Equ. 2020, Paper No. 19, 48 p. (2020; Zbl 1463.34141) Full Text: DOI
Sugie, Jitsuro A remark on Philos-type oscillation criteria for differential equations. (English) Zbl 1463.34150 Electron. J. Qual. Theory Differ. Equ. 2020, Paper No. 18, 7 p. (2020). MSC: 34C10 34A30 PDFBibTeX XMLCite \textit{J. Sugie}, Electron. J. Qual. Theory Differ. Equ. 2020, Paper No. 18, 7 p. (2020; Zbl 1463.34150) Full Text: DOI
Fonseka, Nalin; Machado, Jonathan; Shivaji, Ratnasingham A study of logistic growth models influenced by the exterior matrix hostility and grazing in an interior patch. (English) Zbl 1463.34076 Electron. J. Qual. Theory Differ. Equ. 2020, Paper No. 17, 11 p. (2020). MSC: 34B09 34B08 34B15 34B18 34C23 PDFBibTeX XMLCite \textit{N. Fonseka} et al., Electron. J. Qual. Theory Differ. Equ. 2020, Paper No. 17, 11 p. (2020; Zbl 1463.34076) Full Text: DOI
Zhang, Liang; Chen, Guanwei Infinitely many homoclinic solutions for perturbed second-order Hamiltonian systems with subquadratic potentials. (English) Zbl 1463.34168 Electron. J. Qual. Theory Differ. Equ. 2020, Paper No. 9, 23 p. (2020). MSC: 34C37 34C14 34E10 37J46 PDFBibTeX XMLCite \textit{L. Zhang} and \textit{G. Chen}, Electron. J. Qual. Theory Differ. Equ. 2020, Paper No. 9, 23 p. (2020; Zbl 1463.34168) Full Text: DOI
Carletti, Timoteo; Villari, Gabriele Existence of limit cycles for some generalisation of the Liénard equations: the relativistic and the prescribed curvature cases. (English) Zbl 1449.34104 Electron. J. Qual. Theory Differ. Equ. 2020, Paper No. 2, 15 p. (2020). MSC: 34C05 34C07 34A34 PDFBibTeX XMLCite \textit{T. Carletti} and \textit{G. Villari}, Electron. J. Qual. Theory Differ. Equ. 2020, Paper No. 2, 15 p. (2020; Zbl 1449.34104) Full Text: DOI
Huang, Shao-Yuan; Hung, Kuo-Chih; Wang, Shin-Hwa A global bifurcation theorem for a multiparameter positone problem and its application to the one-dimensional perturbed Gelfand problem. (English) Zbl 1449.34075 Electron. J. Qual. Theory Differ. Equ. 2019, Paper No. 99, 25 p. (2019). MSC: 34B18 34B08 34C23 PDFBibTeX XMLCite \textit{S.-Y. Huang} et al., Electron. J. Qual. Theory Differ. Equ. 2019, Paper No. 99, 25 p. (2019; Zbl 1449.34075) Full Text: DOI
Kondratieva, Liudmila; Romanov, Aleksandr Inertial manifolds and limit cycles of dynamical systems in \({\mathbb{R}}^{n}\). (English) Zbl 1449.34127 Electron. J. Qual. Theory Differ. Equ. 2019, Paper No. 96, 11 p. (2019). MSC: 34C45 34C07 34C05 34C20 PDFBibTeX XMLCite \textit{L. Kondratieva} and \textit{A. Romanov}, Electron. J. Qual. Theory Differ. Equ. 2019, Paper No. 96, 11 p. (2019; Zbl 1449.34127) Full Text: DOI arXiv
Zhou, Zhengxin; Yan, Yuexin On the composition conjecture for a class of rigid systems. (English) Zbl 1449.34106 Electron. J. Qual. Theory Differ. Equ. 2019, Paper No. 95, 22 p. (2019). MSC: 34C05 34C25 PDFBibTeX XMLCite \textit{Z. Zhou} and \textit{Y. Yan}, Electron. J. Qual. Theory Differ. Equ. 2019, Paper No. 95, 22 p. (2019; Zbl 1449.34106) Full Text: DOI
Rachůnková, Irena; Rachůnek, Lukáš Barriers in impulsive antiperiodic problems. (English) Zbl 1449.34050 Electron. J. Qual. Theory Differ. Equ. 2019, Paper No. 83, 9 p. (2019). MSC: 34A37 34B37 34A34 34C15 PDFBibTeX XMLCite \textit{I. Rachůnková} and \textit{L. Rachůnek}, Electron. J. Qual. Theory Differ. Equ. 2019, Paper No. 83, 9 p. (2019; Zbl 1449.34050) Full Text: DOI
Li, Mengmeng; Wang, JinRong; O’Regan, Donal Stable manifolds for non-instantaneous impulsive nonautonomous differential equations. (English) Zbl 1449.34128 Electron. J. Qual. Theory Differ. Equ. 2019, Paper No. 82, 28 p. (2019). MSC: 34C45 34D09 37C60 34A37 PDFBibTeX XMLCite \textit{M. Li} et al., Electron. J. Qual. Theory Differ. Equ. 2019, Paper No. 82, 28 p. (2019; Zbl 1449.34128) Full Text: DOI
López Pouso, Rodrigo; Márquez Albés, Ignacio Resolution methods for mathematical models based on differential equations with Stieltjes derivatives. (English) Zbl 1438.34009 Electron. J. Qual. Theory Differ. Equ. 2019, Paper No. 72, 15 p. (2019). MSC: 34A06 34A45 34C60 92D25 70E99 PDFBibTeX XMLCite \textit{R. López Pouso} and \textit{I. Márquez Albés}, Electron. J. Qual. Theory Differ. Equ. 2019, Paper No. 72, 15 p. (2019; Zbl 1438.34009) Full Text: DOI
Fišnarová, Simona; Pátková, Zuzana Hille-Nehari type criteria and conditionally oscillatory half-linear differential equations. (English) Zbl 1438.34120 Electron. J. Qual. Theory Differ. Equ. 2019, Paper No. 71, 22 p. (2019). MSC: 34C10 34D10 PDFBibTeX XMLCite \textit{S. Fišnarová} and \textit{Z. Pátková}, Electron. J. Qual. Theory Differ. Equ. 2019, Paper No. 71, 22 p. (2019; Zbl 1438.34120) Full Text: DOI
Shibata, Tetsutaro Oscillatory property of solutions to nonlinear eigenvalue problems. (English) Zbl 1438.34083 Electron. J. Qual. Theory Differ. Equ. 2019, Paper No. 67, 9 p. (2019). MSC: 34B09 34C23 34B15 34C11 PDFBibTeX XMLCite \textit{T. Shibata}, Electron. J. Qual. Theory Differ. Equ. 2019, Paper No. 67, 9 p. (2019; Zbl 1438.34083) Full Text: DOI
Hatvani, László The damped Fermi-Pasta-Ulam oscillator. (English) Zbl 1438.34195 Electron. J. Qual. Theory Differ. Equ. 2019, Paper No. 61, 11 p. (2019). MSC: 34D20 70K20 34C05 PDFBibTeX XMLCite \textit{L. Hatvani}, Electron. J. Qual. Theory Differ. Equ. 2019, Paper No. 61, 11 p. (2019; Zbl 1438.34195) Full Text: DOI
Fen, Onur; Fatma, Mehmet; Fen, Tokmak Replication of period-doubling route to chaos in impulsive systems. (English) Zbl 1438.34073 Electron. J. Qual. Theory Differ. Equ. 2019, Paper No. 58, 20 p. (2019). MSC: 34A37 34C28 37C60 34C23 PDFBibTeX XMLCite \textit{O. Fen} et al., Electron. J. Qual. Theory Differ. Equ. 2019, Paper No. 58, 20 p. (2019; Zbl 1438.34073) Full Text: DOI
Franca, Matteo; Johnson, Russell On the non-autonomous Hopf bifurcation problem: systems with rapidly varying coefficients. (English) Zbl 1438.37030 Electron. J. Qual. Theory Differ. Equ. 2019, Paper No. 56, 24 p. (2019). MSC: 37G15 37G35 34C23 70K70 PDFBibTeX XMLCite \textit{M. Franca} and \textit{R. Johnson}, Electron. J. Qual. Theory Differ. Equ. 2019, Paper No. 56, 24 p. (2019; Zbl 1438.37030) Full Text: DOI
Shao, Yi; Lai, Yongzeng; A, Chunxiang The bifurcation of limit cycles of two classes of cubic systems with homogeneous nonlinearities. (English) Zbl 1438.34128 Electron. J. Qual. Theory Differ. Equ. 2019, Paper No. 50, 15 p. (2019). MSC: 34C23 34C05 34C14 PDFBibTeX XMLCite \textit{Y. Shao} et al., Electron. J. Qual. Theory Differ. Equ. 2019, Paper No. 50, 15 p. (2019; Zbl 1438.34128) Full Text: DOI
Daouas, Adel; Boujlida, Monia Existence and uniqueness of positive even homoclinic solutions for second order differential equations. (English) Zbl 1438.34137 Electron. J. Qual. Theory Differ. Equ. 2019, Paper No. 45, 12 p. (2019). MSC: 34C37 58E50 37C60 PDFBibTeX XMLCite \textit{A. Daouas} and \textit{M. Boujlida}, Electron. J. Qual. Theory Differ. Equ. 2019, Paper No. 45, 12 p. (2019; Zbl 1438.34137) Full Text: DOI
He, Zhiqian; Ma, Ruyun; Xu, Man Positive solutions for a class of semipositone periodic boundary value problems via bifurcation theory. (English) Zbl 1438.34096 Electron. J. Qual. Theory Differ. Equ. 2019, Paper No. 29, 15 p. (2019). MSC: 34B18 34B10 34B09 34C23 PDFBibTeX XMLCite \textit{Z. He} et al., Electron. J. Qual. Theory Differ. Equ. 2019, Paper No. 29, 15 p. (2019; Zbl 1438.34096) Full Text: DOI
Garcia, Isaac; Maza, Susanna Period annulus of the harmonic oscillator with zero cyclicity under perturbations with a homogeneous polynomial field. (English) Zbl 1424.37012 Electron. J. Qual. Theory Differ. Equ. 2019, Paper No. 3, 6 p. (2019). MSC: 37C27 34C29 37C10 34D10 34C07 PDFBibTeX XMLCite \textit{I. Garcia} and \textit{S. Maza}, Electron. J. Qual. Theory Differ. Equ. 2019, Paper No. 3, 6 p. (2019; Zbl 1424.37012) Full Text: DOI
Zulj, Maja; Ferčec, Brigita; Mencinger, Matej The solution of some persistent \(p : -q\) resonant center problems. (English) Zbl 1424.34111 Electron. J. Qual. Theory Differ. Equ. 2018, Paper No. 99, 21 p. (2018). MSC: 34C05 34A05 34C25 34C20 PDFBibTeX XMLCite \textit{M. Zulj} et al., Electron. J. Qual. Theory Differ. Equ. 2018, Paper No. 99, 21 p. (2018; Zbl 1424.34111) Full Text: DOI
Zhang, Nan; Wang, Jinfeng Analysis of the limit cycle properties of a fast-slow predator-prey system. (English) Zbl 1424.34176 Electron. J. Qual. Theory Differ. Equ. 2018, Paper No. 98, 11 p. (2018). MSC: 34C60 34C26 34C05 92D25 37N25 PDFBibTeX XMLCite \textit{N. Zhang} and \textit{J. Wang}, Electron. J. Qual. Theory Differ. Equ. 2018, Paper No. 98, 11 p. (2018; Zbl 1424.34176) Full Text: DOI
Jaroš, Jaroslav; Kusano, Takaŝi; Tanigawa, Tomoyuki Nonoscillatory solutions of planar half-linear differential systems: a Riccati equation approach. (English) Zbl 1413.34139 Electron. J. Qual. Theory Differ. Equ. 2018, Paper No. 92, 28 p. (2018). MSC: 34C10 PDFBibTeX XMLCite \textit{J. Jaroš} et al., Electron. J. Qual. Theory Differ. Equ. 2018, Paper No. 92, 28 p. (2018; Zbl 1413.34139) Full Text: DOI
Huzak, Renato Predator-prey systems with small predator’s death rate. (English) Zbl 1413.34168 Electron. J. Qual. Theory Differ. Equ. 2018, Paper No. 86, 16 p. (2018). MSC: 34C60 34E15 34E17 34C26 92D25 PDFBibTeX XMLCite \textit{R. Huzak}, Electron. J. Qual. Theory Differ. Equ. 2018, Paper No. 86, 16 p. (2018; Zbl 1413.34168) Full Text: DOI
Tsai, Chi-Chao; Wang, Shin-Hwa; Huang, Shao-Yuan Classification and evolution of bifurcation curves for a one-dimensional Neumann-Robin problem and its applications. (English) Zbl 1413.34084 Electron. J. Qual. Theory Differ. Equ. 2018, Paper No. 85, 30 p. (2018). MSC: 34B09 34C23 34B08 PDFBibTeX XMLCite \textit{C.-C. Tsai} et al., Electron. J. Qual. Theory Differ. Equ. 2018, Paper No. 85, 30 p. (2018; Zbl 1413.34084) Full Text: DOI
Korman, Philip; Peng, Guanying Bounded solutions for a class of Hamiltonian systems. (English) Zbl 1413.34100 Electron. J. Qual. Theory Differ. Equ. 2018, Paper No. 81, 7 p. (2018). MSC: 34B15 34C11 34B40 58E50 PDFBibTeX XMLCite \textit{P. Korman} and \textit{G. Peng}, Electron. J. Qual. Theory Differ. Equ. 2018, Paper No. 81, 7 p. (2018; Zbl 1413.34100) Full Text: DOI arXiv
Blé, Gamaliel; Castellanos, Victor; Loreto-Hernández, Iván Andronov-Hopf and Bautin bifurcation in a tritrophic food chain model with Holling functional response types IV and II. (English) Zbl 1413.37037 Electron. J. Qual. Theory Differ. Equ. 2018, Paper No. 78, 27 p. (2018). MSC: 37G15 34C23 37C75 34D45 92D40 92D25 37N25 PDFBibTeX XMLCite \textit{G. Blé} et al., Electron. J. Qual. Theory Differ. Equ. 2018, Paper No. 78, 27 p. (2018; Zbl 1413.37037) Full Text: DOI
Huang, Wentao; Basov, Vladimir; Han, Maoan; Romanovski, Valery Bifurcation of critical periods of a quartic system. (English) Zbl 1413.34147 Electron. J. Qual. Theory Differ. Equ. 2018, Paper No. 76, 18 p. (2018). MSC: 34C23 34C25 37G15 34C07 PDFBibTeX XMLCite \textit{W. Huang} et al., Electron. J. Qual. Theory Differ. Equ. 2018, Paper No. 76, 18 p. (2018; Zbl 1413.34147) Full Text: DOI