-
1
-
-
4744357797
-
Existence et multiplicité des solutions d'équations différentielles ordinaires du premier ordre à non- linéarité discontinue
-
A. Adje, Existence et multiplicité des solutions d'équations différentielles ordinaires du premier ordre à non-linéarité discontinue, Annales Soc. Sci. Bruxelles 101 (1987), 69-87.
-
(1987)
Annales Soc. Sci. Bruxelles
, vol.101
, pp. 69-87
-
-
Adje, A.1
-
2
-
-
84976114108
-
Nonautonomous equations related to polynomial two-dimensional systems
-
M.A.M. Alwash and N.G. Lloyd, Nonautonomous equations related to polynomial two-dimensional systems, Proc. Roy. Soc. Edinburgh Sect. A 105 (1987), 129-152.
-
(1987)
Proc. Roy. Soc. Edinburgh Sect. A
, vol.105
, pp. 129-152
-
-
Alwash, M.A.M.1
Lloyd, N.G.2
-
3
-
-
84972507762
-
On the characterstic exponent function for a first order ordinary differential equation
-
K.M. Andersen and A. Sandqvist, On the characterstic exponent function for a first order ordinary differential equation, Differential Integral Equations 8 (1995), 717-728.
-
(1995)
Differential Integral Equations
, vol.8
, pp. 717-728
-
-
Andersen, K.M.1
Sandqvist, A.2
-
5
-
-
0020548256
-
An equation of growth of a single species with realistic dependence on crowding and seasonal factors
-
M. Bardi, An equation of growth of a single species with realistic dependence on crowding and seasonal factors, J. Math. Biology 17 (1983), 33-43.
-
(1983)
J. Math. Biology
, vol.17
, pp. 33-43
-
-
Bardi, M.1
-
6
-
-
4744340309
-
Periodic environments and periodic harvesting
-
F. Brauer and D.A. Sánchez, Periodic environments and periodic harvesting, Natur. Resource Modeling 16 (2003), 233-244.
-
(2003)
Natur. Resource Modeling
, vol.16
, pp. 233-244
-
-
Brauer, F.1
Sánchez, D.A.2
-
7
-
-
4744366639
-
A result of Ambrosetti-Prodi type for first order ODEs with concave and coercive right member
-
J.L. Bravo, M. Fernández and A. Tineo, A result of Ambrosetti-Prodi type for first order ODEs with concave and coercive right member, Nonlinear Stud. 9 (2002), 407-414.
-
(2002)
Nonlinear Stud.
, vol.9
, pp. 407-414
-
-
Bravo, J.L.1
Fernández, M.2
Tineo, A.3
-
8
-
-
2042504394
-
The number of bifurcation points of a periodic one-parameter ODE with at most two periodic solutions
-
J.L. Bravo, M. Fernández and A. Tineo, The number of bifurcation points of a periodic one-parameter ODE with at most two periodic solutions, Nonlinear Analysis T.M.A. 57 (2004), 3-22.
-
(2004)
Nonlinear Analysis T.M.A.
, vol.57
, pp. 3-22
-
-
Bravo, J.L.1
Fernández, M.2
Tineo, A.3
-
9
-
-
4744371869
-
On the number of closed solutions for polynomial ODE's and a special case of Hilbert's 16th problem
-
M. Calanchi and B. Ruf, On the number of closed solutions for polynomial ODE's and a special case of Hilbert's 16th problem, Adv. Differential Equations 7 (2002), 197-216.
-
(2002)
Adv. Differential Equations
, vol.7
, pp. 197-216
-
-
Calanchi, M.1
Ruf, B.2
-
10
-
-
23044517622
-
Existence of solutions for first order singular problems
-
M. Cherpion and C. De Coster, Existence of solutions for first order singular problems, Proc. Amer. Math. Soc. 128 (2000), 1779-1791.
-
(2000)
Proc. Amer. Math. Soc.
, vol.128
, pp. 1779-1791
-
-
Cherpion, M.1
De Coster, C.2
-
11
-
-
0038008680
-
On uniqueness criteria for systems of ordinary differential equations
-
J.Á. Cid, On uniqueness criteria for systems of ordinary differential equations, J. Math. Anal. Appl. 281 (2003), 264-275.
-
(2003)
J. Math. Anal. Appl.
, vol.281
, pp. 264-275
-
-
Cid, J.Á.1
-
12
-
-
0018292942
-
Nonautonomous logistic equations as models of the adjustement of populations to environmental change
-
B.D. Coleman, Nonautonomous logistic equations as models of the adjustement of populations to environmental change, Math. Biosc. 45 (1979), 1-19.
-
(1979)
Math. Biosc.
, vol.45
, pp. 1-19
-
-
Coleman, B.D.1
-
13
-
-
0001426451
-
Stable positive periodic solutions of the time dependent logistic equation under possible hereditary influences
-
J. M. Cushing, Stable positive periodic solutions of the time dependent logistic equation under possible hereditary influences, J. Math. Anal. Appl. 60 (1977), 747-754.
-
(1977)
J. Math. Anal. Appl.
, vol.60
, pp. 747-754
-
-
Cushing, J.M.1
-
15
-
-
0012942546
-
Unstable periodic solutions of a parabolic problem in the presence of non-well-ordered lower and upper solutions
-
C. De Coster and P. Omari, Unstable periodic solutions of a parabolic problem in the presence of non-well-ordered lower and upper solutions, J. Functional Analysis 175 (2000), 52-88.
-
(2000)
J. Functional Analysis
, vol.175
, pp. 52-88
-
-
De Coster, C.1
Omari, P.2
-
16
-
-
4744351288
-
On logistic equations with time periodic coefficients
-
Roma
-
P. De Mottoni and P. Schiaffino, On logistic equations with time periodic coefficients, Pubbl. IAC 192, Roma, 1979.
-
(1979)
Pubbl. IAC
, vol.192
-
-
De Mottoni, P.1
Schiaffino, P.2
-
18
-
-
84966215754
-
Existence results for some initial and boundary value problems without growth restrictions
-
M. Frigon and D. O'Regan, Existence results for some initial and boundary value problems without growth restrictions, Proc. Amer. Math. Soc. 123 (1995), 207-216.
-
(1995)
Proc. Amer. Math. Soc.
, vol.123
, pp. 207-216
-
-
Frigon, M.1
O'Regan, D.2
-
22
-
-
0003323485
-
Periodic-parabolic boundary value problems and positivity
-
Harlow, Essex
-
P. Hess, Periodic-parabolic boundary value problems and positivity, Longman Scientific and Technical, Pitman Research Notes in Math. 247, Harlow, Essex, 1991.
-
(1991)
Longman Scientific and Technical, Pitman Research Notes in Math.
, vol.247
-
-
Hess, P.1
-
23
-
-
0003278590
-
Finiteness theorems for limit cycles
-
Amer. Math. Soc., Providence, RI
-
Yu.S. Ilyashenko, Finiteness theorems for limit cycles, Amer. Math. Soc. Transl. Ser. 2, 148, Amer. Math. Soc., Providence, RI, 1991.
-
(1991)
Amer. Math. Soc. Transl. Ser. 2
, vol.148
-
-
Ilyashenko, Yu.S.1
-
24
-
-
0034216007
-
Hilbert-type numbers for Abel equations, growth and zeros of holomorphic functions
-
Yu.S. Ilyashenko, Hilbert-type numbers for Abel equations, growth and zeros of holomorphic functions, Nonlinearity 13 (2000), 1337-1342.
-
(2000)
Nonlinearity
, vol.13
, pp. 1337-1342
-
-
Ilyashenko, Yu.S.1
-
25
-
-
0000212763
-
Sur la loi logistique et ses généralizations
-
V.A. Kostitzin, Sur la loi logistique et ses généralizations, Acta Bioth. Ser. A. 5 (1940), 155-159.
-
(1940)
Acta Bioth. Ser. A.
, vol.5
, pp. 155-159
-
-
Kostitzin, V.A.1
-
27
-
-
34250258882
-
j, 0 ≤ t ≤ 1, for which x(0) = x(1)
-
j, 0 ≤ t ≤ 1, for which x(0) = x(1), Invent. Math. 59 (1980), 67-76.
-
(1980)
Invent. Math.
, vol.59
, pp. 67-76
-
-
Neto, A.L.1
-
28
-
-
0001286394
-
Upper and lower solutions with "jumps"
-
E. Liz and R.L. Pouso, Upper and lower solutions with "jumps", J. Math. Anal. Appl. 222 (1998), 484-493.
-
(1998)
J. Math. Anal. Appl.
, vol.222
, pp. 484-493
-
-
Liz, E.1
Pouso, R.L.2
-
30
-
-
84959789598
-
On a class of differential equations of Riccati type
-
N.G. Lloyd, On a class of differential equations of Riccati type, J. London Math. Soc. 10 (1975), 1-10.
-
(1975)
J. London Math. Soc.
, vol.10
, pp. 1-10
-
-
Lloyd, N.G.1
-
31
-
-
3042676520
-
On some possible extensions of Massera's theorem
-
"Proceedings of the 6th Colloquium on the Qualitative Theory of Differential Equations" (Szeged), Szeged, (electronic)
-
G. Makay, On some possible extensions of Massera's theorem, in "Proceedings of the 6th Colloquium on the Qualitative Theory of Differential Equations" (Szeged, 1999), Electron. J. Qual. Theory Differ. Equ., Szeged, 2000, No. 16, 8 pp. (electronic).
-
(1999)
Electron. J. Qual. Theory Differ. Equ.
, vol.16
-
-
Makay, G.1
-
32
-
-
0031167112
-
A new extension of classical Müller's theorem
-
C. Marcelli and P. Rubbioni, A new extension of classical Müller's theorem, Nonlinear Analysis T.M.A. 28 (1997), 1759-1767.
-
(1997)
Nonlinear Analysis T.M.A.
, vol.28
, pp. 1759-1767
-
-
Marcelli, C.1
Rubbioni, P.2
-
33
-
-
0042728119
-
Some results on the method of lower and upper solutions for non-compact intervals
-
C. Marcelli and P. Rubbioni, Some results on the method of lower and upper solutions for non-compact intervals, Nonlinear Analysis T.M.A. 30 (1997), 4903-4908.
-
(1997)
Nonlinear Analysis T.M.A.
, vol.30
, pp. 4903-4908
-
-
Marcelli, C.1
Rubbioni, P.2
-
34
-
-
84969034937
-
The existence of periodic solutions of systems of differential equations
-
J.L. Massera, The existence of periodic solutions of systems of differential equations, Duke Math. J. 17 (1950), 457-475.
-
(1950)
Duke Math. J.
, vol.17
, pp. 457-475
-
-
Massera, J.L.1
-
35
-
-
0000013957
-
First order ordinary differential equations with several periodic solutions
-
J. Mawhin, First order ordinary differential equations with several periodic solutions, J. Appl. Math. Phys. (ZAMP) 38 (1987), 257-265.
-
(1987)
J. Appl. Math. Phys. (ZAMP)
, vol.38
, pp. 257-265
-
-
Mawhin, J.1
-
36
-
-
4744373867
-
Qualitative behaviour of the solutions of periodic first order scalar differential equations with strictly convex coercive nonlinearity
-
"Dynamics of Infinite Dimensional Systems" Lisbon, F37, Springer-Verlag, New York
-
J. Mawhin, Qualitative behaviour of the solutions of periodic first order scalar differential equations with strictly convex coercive nonlinearity, in "Dynamics of Infinite Dimensional Systems" (Lisbon, 1986), NATO ASI Series, F37, Springer-Verlag, New York, 1987, pp. 151-159.
-
(1986)
NATO ASI Series
, pp. 151-159
-
-
Mawhin, J.1
-
37
-
-
4744372466
-
Riccati type differential equations with periodic coefficients
-
"Proceedings of the Eleventh International Conference on Nonlinear Oscillations" (Budapest, 1987), Budapest
-
J. Mawhin, Riccati type differential equations with periodic coefficients, in "Proceedings of the Eleventh International Conference on Nonlinear Oscillations" (Budapest, 1987), János Bolyai Math. Soc., Budapest, 1987, pp. 157-163.
-
(1987)
János Bolyai Math. Soc.
, pp. 157-163
-
-
Mawhin, J.1
-
38
-
-
4744370208
-
Les héritiers de Pierre-François Verhulst: Une population dynamique
-
J. Mawhin, Les héritiers de Pierre-François Verhulst: une population dynamique, Acad. Roy. Belg. Bull. Cl. Sci. 13 (2002), 349-378.
-
(2002)
Acad. Roy. Belg. Bull. Cl. Sci.
, vol.13
, pp. 349-378
-
-
Mawhin, J.1
-
39
-
-
0002230873
-
Models for single populations
-
(R.M. May, ed.), Saunders, Philadelphia
-
R.M. May, Models for single populations, in "Theoretical Ecology" (R.M. May, ed.), Saunders, Philadelphia, 1976, pp. 4-25.
-
(1976)
Theoretical Ecology
, pp. 4-25
-
-
May, R.M.1
-
40
-
-
0001072287
-
Geometry of some simple nonlinear differential operators
-
H.P. McKean and J.C. Scovel, Geometry of some simple nonlinear differential operators, Ann. Scuola Norm. Sup. Pisa 13 (1986), 299-346.
-
(1986)
Ann. Scuola Norm. Sup. Pisa
, vol.13
, pp. 299-346
-
-
McKean, H.P.1
Scovel, J.C.2
-
41
-
-
51249194630
-
Sull'esistenza di soluzioni periodiche per l'equazione y′ = f(t,y)
-
S. Moretto, Sull'esistenza di soluzioni periodiche per l'equazione y′ = f(t,y), Ann. Univ. Ferrara 8 (1958-59), 61-67.
-
(1958)
Ann. Univ. Ferrara
, vol.8
, pp. 61-67
-
-
Moretto, S.1
-
42
-
-
0003327189
-
Über das Fundamentaltheorem in der Theorie der gewöhnlichen Differentialgleichungen
-
M. Müller, Über das Fundamentaltheorem in der Theorie der gewöhnlichen Differentialgleichungen, Math. Z. 26 (1926), 619-645.
-
(1926)
Math. Z
, vol.26
, pp. 619-645
-
-
Müller, M.1
-
43
-
-
0000899238
-
Über die Lage der Integralkurven gewöhnlicher Differentialgleichungen
-
M. Nagumo, Über die Lage der Integralkurven gewöhnlicher Differentialgleichungen, Proc. Phys. Math. Soc. Japan 24 (1942), 551-559.
-
(1942)
Proc. Phys. Math. Soc. Japan
, vol.24
, pp. 551-559
-
-
Nagumo, M.1
-
44
-
-
0000204248
-
A generalized upper and lower solutions method and multiplicity results for nonlinear first-order ordinary differential equations
-
M.N. Nkashama, A generalized upper and lower solutions method and multiplicity results for nonlinear first-order ordinary differential equations, J. Math. Anal. Appl. 140 (1989), 381-395.
-
(1989)
J. Math. Anal. Appl.
, vol.140
, pp. 381-395
-
-
Nkashama, M.N.1
-
45
-
-
0001319499
-
Sull'integrabilità delle equazioni differenziali del primo ordine
-
G. Peano, Sull'integrabilità delle equazioni differenziali del primo ordine, Atti Acad. Torino 21 (1885), 677-685.
-
(1885)
Atti Acad. Torino
, vol.21
, pp. 677-685
-
-
Peano, G.1
-
46
-
-
0012182292
-
Ein neuer Existenzbeweis für die Integrale der Differentialgleichung y′ = f(x,y)
-
O. Perron, Ein neuer Existenzbeweis für die Integrale der Differentialgleichung y′ = f(x,y), Math. Ann. 76 (1915), 471-484.
-
(1915)
Math. Ann.
, vol.76
, pp. 471-484
-
-
Perron, O.1
-
49
-
-
0018830042
-
Population models in a periodically fluctuating environment
-
S. Rosenblat, Population models in a periodically fluctuating environment, J. Math. Biology 9 (1980), 23-36.
-
(1980)
J. Math. Biology
, vol.9
, pp. 23-36
-
-
Rosenblat, S.1
-
50
-
-
0001313324
-
Stability in general control systems
-
E. Roxin, Stability in general control systems, J. Differential Equations 1 (1965), 115-150.
-
(1965)
J. Differential Equations
, vol.1
, pp. 115-150
-
-
Roxin, E.1
-
51
-
-
4744362044
-
A note on periodic solutions of Riccati-type equations
-
D.A. Sánchez, A note on periodic solutions of Riccati-type equations, SIAM J. Appl. Math. 17 (1969), 957-959.
-
(1969)
SIAM J. Appl. Math.
, vol.17
, pp. 957-959
-
-
Sánchez, D.A.1
-
52
-
-
3843115886
-
Computing periodic solutions of Riccati differential equations
-
D.A. Sánchez, Computing periodic solutions of Riccati differential equations, Appl. Math. Comput. 6 (1980), 283-287.
-
(1980)
Appl. Math. Comput.
, vol.6
, pp. 283-287
-
-
Sánchez, D.A.1
-
53
-
-
84972492593
-
Qualitative behaviour of the solutions of periodic first order scalar differential equations with weakly concave nonlinearity
-
A. Sandqvist and J. Cheng-Fu, Qualitative behaviour of the solutions of periodic first order scalar differential equations with weakly concave nonlinearity, Differential Integral Equations 5 (1992), 149-164.
-
(1992)
Differential Integral Equations
, vol.5
, pp. 149-164
-
-
Sandqvist, A.1
Cheng-Fu, J.2
-
54
-
-
0000875167
-
Periodic solutions of polynomial first order differential equations
-
S. Shahshahani, Periodic solutions of polynomial first order differential equations, Nonlinear Analysis T.M.A. 5 (1981), 157-165.
-
(1981)
Nonlinear Analysis T.M.A.
, vol.5
, pp. 157-165
-
-
Shahshahani, S.1
-
56
-
-
0242504711
-
Semigruppi di Trasformazioni Multivoche
-
Springer-Verlag, New York
-
G.P. Szegö and G. Treccani, Semigruppi di Trasformazioni Multivoche, Lecture Notes in Mathematics 101, Springer-Verlag, New York, 1969.
-
(1969)
Lecture Notes in Mathematics
, vol.101
-
-
Szegö, G.P.1
Treccani, G.2
-
57
-
-
0040682302
-
First-order ordinary differential equations with several bounded separate solutions
-
A. Tineo, First-order ordinary differential equations with several bounded separate solutions, J. Math. Anal. Appl. 225 (1998), 359-372.
-
(1998)
J. Math. Anal. Appl.
, vol.225
, pp. 359-372
-
-
Tineo, A.1
-
58
-
-
4744360528
-
A result of Ambrosetti-Prodi type for first-order ODEs with cubic nonlinearities. I, II
-
A. Tineo, A result of Ambrosetti-Prodi type for first-order ODEs with cubic nonlinearities. I, II., Ann. Mat. Pura Appl. 182 (2003), 113-128, 129-141.
-
(2003)
Ann. Mat. Pura Appl.
, vol.182
, pp. 113-128
-
-
Tineo, A.1
-
60
-
-
0024337215
-
A nonautonomous model of population growth
-
R.R. Vance and E.A. Coddington, A nonautonomous model of population growth, J. Math. Biology 27 (1989), 491-506.
-
(1989)
J. Math. Biology
, vol.27
, pp. 491-506
-
-
Vance, R.R.1
Coddington, E.A.2
-
61
-
-
4744349869
-
Towards a theory for periodic solutions to first order differential equations
-
G. Vidossich, Towards a theory for periodic solutions to first order differential equations, ISAS-SISSA Trieste, Report 59/83/M, 1983.
-
(1983)
ISAS-SISSA Trieste, Report 59/83/M
-
-
Vidossich, G.1
-
62
-
-
38249035236
-
Multiple periodic solutions for first-order ordinary differential equations
-
G. Vidossich, Multiple periodic solutions for first-order ordinary differential equations, J. Math. Anal. Appl. 127 (1987), 459-469.
-
(1987)
J. Math. Anal. Appl.
, vol.127
, pp. 459-469
-
-
Vidossich, G.1
-
64
-
-
0006488557
-
Invariance for ordinary differential equations
-
J.A. Yorke, Invariance for ordinary differential equations, Math. Systems Theory 1 (1967), 353-372.
-
(1967)
Math. Systems Theory
, vol.1
, pp. 353-372
-
-
Yorke, J.A.1
|