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学位论文独创性声明及使用授权声明
摘要
外文摘要
Chapter 0 Introduction
1 Threshold
2 Background of the study
3 Main work of the thesis
Chapter 1 Bifurcation of homoclinic orbit connecting nonleading eigendirections
0 Introduction
1 Problem and hypotheses
1.1 Problem
1.2 Hypotheses
1.3 Main results
2 Poincaré return map and successor function
2.1 Normal forms
2.2 Poincaré return map
2.3 Successor function
3 Study of bifurcations
3.1 Saddle-node bifurcation SN1h and SN2
3.2 Homoclinic and double periodic bifurcation SH1
3.3 Homoclinic-doubling bifurcation H2n and period-doubling bifurcation P2n
Chapter 2 Bifurcation of three homoclinic flips with principal eigenvalues resonance
1 Hypotheses
2 Normal forms and successor function
2.1 Normal forms
2.2 Poincaré return map
2.3 Successor function
3 Uniqueness of 1-periodic orbit and 1-homoclinic orbit
4 Bifurcations of 2λ1 > λ2 > ρ2
4.1 Saddle-node bifurcation SN1
4.2 1-homoclinic bifurcation H1
4.3 Homoclinic-doubling bifurcation H2n and period-doubling bifurcation P2n
5 Bifurcations of 2λ1 > ρ2 > λ2
5.1 Saddle-node bifurcation SN1 and SN2 and homoclinic and double periodic bifurcation SH1
5.2 Homoclinic-doubling bifurcation H2n and period-doubling bifurcation P2n
Chapter 3 Bifurcation of three homoclinic flips with tangent directions resonance
1 Hypotheses and successor function
2 Analysis of bifurcations
2.1 Saddle-node bifurcation SN1
2.2 1-homoclinic bifurcation H1
2.3 Homoclinic-doubling bifurcation H2n and period-doubling bifurcation P2n
Chapter 4 Bifurcation of double homoclinic flip or-bits
0 Introduction
1 Hypotheses
2 Normal forms and successor function
2.1 Normal forms
2.2 Poincaré return map
2.3 Successor function
3 Prinicipal eigenvalues resonance
3.1 Persistence of double homoclinic flip orbits
3.2 1-homoclinic bifurcation H1
3.3 Saddle-node bifurcation SN1
3.4 Homoclinic-doubling bifurcation H2
3.5 Main results
4 Orbit tangent directions resonance
4.1 Persistence of double homoclinic flip orbits
4.2 1-homoclinic bifurcation H1
4.3 Saddle-node bifurcation SN1
4.4 Homoclinic-doubling bifurcation H2
4.5 Main results
References
博士期间完成的科研工作
致谢
华东师范大学;