Found 162 Documents (Results 1–100)
New oscillation criteria for second order quasilinear neutral delay differential equations. (English) Zbl 07757198
Reviewer: Jehad Alzabut (Riyadh)
New criteria on oscillatory behavior of third order half-linear functional differential equations. (English) Zbl 1510.34142
Nonlinear second order delay dynamic equations on time scales: new oscillatory criteria. (English) Zbl 1519.34090
Reviewer: Abdullah Özbekler (Ankara)
Explicit values of the oscillation bounds for linear delay differential equations with monotone argument. (English) Zbl 1520.34065
Reviewer: George Karakostas (Ioannina)
Iterative oscillation criteria for first-order difference equations with non-monotone advanced arguments. (English) Zbl 1498.39013
MSC:
39A21
Sufficient conditions for the existence of oscillatory solutions to nonlinear second order differential equations. (English) Zbl 1496.34022
Oscillation of noncanonical second-order functional differential equations via canonical transformation. (English) Zbl 1504.34166
Some new oscillation criteria of fourth-order quasi-linear differential equations with neutral term. (English) Zbl 1494.34141
On oscillatory second order differential equations with variable delays. (English) Zbl 1486.34133
MSC:
34K11
An oscillation criterion of linear delay differential equations. (English) Zbl 1487.34124
MSC:
34K11
New oscillation criteria for second-order neutral differential equations with distributed deviating arguments. (English) Zbl 1502.34076
Oscillatory behavior of third-order nonlinear differential equations with mixed neutral terms. (English) Zbl 1488.34370
Stability of neutral delay differential equations with applications in a model of human balancing. (English) Zbl 1465.34079
Improved oscillation criteria for first-order delay differential equations with variable delay. (English) Zbl 1462.34094
Oscillatory behavior of advanced difference equations with general arguments. (English) Zbl 1513.39025
MSC:
39A21
Third-order nonlinear differential equations with nonlinear neutral terms. (English) Zbl 1472.34128
Reviewer: Qingkai Kong (DeKalb)
Oscillatory criteria via linearization of half-linear second order delay differential equations. (English) Zbl 1470.34172
Reviewer: Leonid Berezanski (Beer-Sheva)
MSC:
34K11
Long-time behavior of positive solutions of a differential equation with state-dependent delay. (English) Zbl 1497.34107
Reviewer: Zhanyuan Hou (London)
Oscillation of time fractional vector diffusion-wave equation with fractional damping. (English) Zbl 1445.35311
Oscillatory behavior for nonlinear delay differential equation with several non-monotone arguments. (English) Zbl 1449.34227
MSC:
34K11
Oscillation theorems for three classes of conformable fractional differential equations. (English) Zbl 1485.34162
The distribution of generalized zeros of oscillatory solutions for second-order nonlinear neutral delay difference equations. (English) Zbl 1485.39021
Existence of nonoscillatory solutions for system of fractional differential equations with positive and negative coefficients. (English) Zbl 1458.34024
Oscillatory criteria for second order differential equations with several sublinear neutral terms. (English) Zbl 1437.34073
Necessary and sufficient condition for the solutions of first-order neutral differential equations to be oscillatory or tend to zero. (English) Zbl 1455.34076
Reviewer: Jiří Šremr (Brno)
Necessary and sufficient conditions for oscillation of nonlinear first-order forced differential equations with several delays of neutral type. (English) Zbl 1443.34067
Reviewer: Satoshi Tanaka (Sendai)
Oscillation criteria for second order differential equations with a sub-linear neutral term. (English) Zbl 1427.34093
New oscillation criterion for Emden-Fowler type nonlinear neutral delay differential equations. (English) Zbl 1422.34194
Oscillations of differential equations with non-monotone deviating arguments. (English) Zbl 1459.34151
MSC:
34K11
Existence of nonoscillatory solutions for fractional functional differential equations. (English) Zbl 1418.34143
Positive non-monotone solutions of second-order delay differential equations. (English) Zbl 1417.34160
An improved approach for studying oscillation of second-order neutral delay differential equations. (English) Zbl 1498.34177
Oscillatory behavior of three dimensional \(\alpha\)-fractional delay differential systems. (English) Zbl 1425.34015
Existence of nonoscillatory solutions to higher-order nonlinear neutral dynamic equations on time scales. (English) Zbl 1406.34110
Sufficient conditions for the existence of non-oscillatory solutions to first-order differential equations with multiple advanced arguments. (English) Zbl 1411.34092
Reviewer: Josef Diblík (Brno)
Necessary and sufficient condition for oscillation of nonlinear neutral first-order differential equations with several delays. (English) Zbl 1387.34095
The distribution of zeros of solutions of advanced dynamic equations on time scales. (English) Zbl 1383.34107
Oscillations of differential equations generated by several deviating arguments. (English) Zbl 1444.34079
On the asymptotic behavior of fourth-order functional differential equations. (English) Zbl 1422.34212
Properties of Kneser’s solution for half-linear third order neutral differential equations. (English) Zbl 1399.34186
Reviewer: Pavel Rehak (Brno)
Oscillation criteria for second-order superlinear Emden-Fowler neutral differential equations. (English) Zbl 1386.34118
Reviewer: Fatma Karakoc (Ankara)
MSC:
34K11
On oscillation of differential equations with non-monotone deviating arguments. (English) Zbl 1369.34088
Two classes of asymptotically different positive solutions to advanced differential equations via two different fixed-point principles. (English) Zbl 1365.34128
On higher-order generalized Emden-Fowler differential equations with delay argument. (English) Zbl 1364.34095
J. Math. Sci., New York 220, No. 4, 461-482 (2017) and Neliniĭni Kolyvannya 18, No. 4, 507-523 (2015).
MSC:
34K11
Differential equations with several non-monotone arguments: an oscillation result. (English) Zbl 1365.34114
Reviewer: Qingkai Kong (DeKalb)
MSC:
34K11
Asymptotic integration of a certain second-order linear delay differential equation. (English) Zbl 1366.34092
Reviewer: Vu Hoang Linh (Hanoi)
Asymptotic behavior of third-order differential equations with nonpositive neutral coefficients and distributed deviating arguments. (English) Zbl 1419.34172
Oscillations of delay and difference equations with variable coefficients and arguments. (English) Zbl 1360.34137
Pinelas, Sandra (ed.) et al., Differential and difference equations with applications. ICDDEA, Amadora, Portugal, May 18–22, 2015. Selected contributions. Cham: Springer (ISBN 978-3-319-32855-3/hbk; 978-3-319-32857-7/ebook). Springer Proceedings in Mathematics & Statistics 164, 169-189 (2016).
Iterative oscillation tests for differential equations with several non-monotone arguments. (English) Zbl 1348.34121
Nontrivial solutions of boundary value problems for second-order functional differential equations. (English) Zbl 1354.34118
Reviewer: George Karakostas (Ioannina)
An oscillation criterion for delay differential equations with several non-monotone arguments. (English) Zbl 1341.34070
MSC:
34K11
Oscillation properties for systems of higher-order partial differential equations with distributed deviating arguments. (English) Zbl 1418.35354
Comparison theorems for higher-order neutral delay differential equations. (English) Zbl 1362.34105
Reviewer: Narahari Parhi (Bhubaneswar)
Asymptotic properties of solutions to third-order nonlinear neutral differential equations. (English) Zbl 1474.34523
Oscillation criteria for delay and difference equations with non-monotone arguments. (English) Zbl 1354.34120
Comparison theorems for second-order functional differential equations. (English) Zbl 1322.34080
Hartung, Ferenc (ed.) et al., Recent advances in delay differential and difference equations. Research papers based on the presentations at the international conference on delay differential and difference equations and applications, Balatonfüred, Hungary, July 15–19, 2013. Cham: Springer (ISBN 978-3-319-08250-9/hbk). Springer Proceedings in Mathematics & Statistics 94, 87-103 (2014).
New explicit integral criteria for the existence of positive solutions to the linear advanced equation \({\dot{y}(t) = c(t) y(t + \tau)}\). (English) Zbl 1322.34073
A note on explicit criteria for the existence of positive solutions to the linear advanced equation \(\dot{x}(t) = c(t) x(t + \tau)\). (English) Zbl 1322.34072
An explicit coefficient criterion for the existence of positive solutions to the linear advanced equation. (English) Zbl 1308.34079
Oscillation of second-order Emden-Fowler neutral delay differential equations. (English) Zbl 1308.34083
Explicit periodic travelling waves for a discrete lambda-omega reaction-diffusion system. (English) Zbl 1310.39006
Reviewer: Vladimir Răsvan (Craiova)
Oscillation of second-order half-linear differential equations with several neutral terms. (English) Zbl 1311.34068
Reviewer: Jozef Dzurina (Košice)
New oscillation criteria for second-order forced quasilinear functional differential equations. (English) Zbl 1470.34098
Oscillation criteria of first order neutral delay differential equations with variable coefficients. (English) Zbl 1296.34151
Stability of solutions to differential equations with several variable delays. II. (English. Russian original) Zbl 1286.34102
Russ. Math. 57, No. 7, 1-12 (2013); translation from Izv. Vyssh. Uchebn. Zaved., Mat. 2013, No. 7, 3-15 (2013).
Reviewer: Daniela Danciu (Craiova)
Existence of nonoscillatory solutions to second-order nonlinear neutral dynamic equations on time scales. (English) Zbl 1287.34083
Reviewer: Fatma Karakoc (Ankara)
Existence and iterative approximations of solutions for certain functional equation and inequality. (English) Zbl 1293.49057
Reviewer: Swapan Das Gupta (Halifax)
Oscillation of higher-order half-linear neutral differential equations. (English) Zbl 1272.34094
MSC:
34K11
Initial functions defining dominant positive solutions of a linear differential equation with delay. (English) Zbl 1377.34083
Classifications of solutions of second-order nonlinear neutral differential equations of mixed type. (English) Zbl 1377.34101
Oscillation of second order quasilinear neutral delay differential equations. (English) Zbl 1303.34050
On the oscillation of higher-order delay differential equations. (English. Russian original) Zbl 1267.34121
J. Math. Sci., New York 187, No. 4, 387-400 (2012); translation from Neliniĭni Kolyvannya 15, No. 1, 13-24 (2012).
Positive solutions of a second-order nonlinear neutral delay difference equation. (English) Zbl 1259.39004
Existence of positive solutions of nonlinear neutral differential equations asymptotic to zero. (English) Zbl 1264.34147
On properties of third-order differential equations via comparison principles. (English) Zbl 1254.34108
Oscillation and asymptotic behavior of higher-order nonlinear differential equations. (English) Zbl 1254.34090
Two classes of positive solutions of first order functional differential equations of delayed type. (English) Zbl 1263.34107
Reviewer: Bolis Basit (Clayton)
Oscillation of third-order nonlinear functional differential equations with mixed arguments. (English) Zbl 1265.34231
Reviewer: Vladimir Rasvan (Craiova)
Asymptotic behaviors of higher order nonlinear dynamic equations on time scales. (English) Zbl 1368.34100
An explicit criterion for the existence of positive solutions of the linear delayed equation \(\dot{x}(t)= -c(t)x(t - \tau (t))\). (English) Zbl 1243.34099
MSC:
34K13
Oscillation of certain second-order sub-half-linear neutral impulsive differential equations. (English) Zbl 1234.34044
Necessary and sufficient conditions for the oscillation of a first-order neutral differential equation of Euler form. (English) Zbl 1232.34096
Reviewer: Fatma Karakoc (Ankara)
Existence of nonoscillatory solutions for a third-order nonlinear neutral delay differential equation. (English) Zbl 1230.34056
Reviewer: Jan Ohriska (Košice)
Oscillation and asymptotic behaviour of a higher-order nonlinear neutral-type functional differential equation with oscillating coefficients. (English) Zbl 1222.34083
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