Preface |
Bifurcations of Equilibria / Chapter 1: |
Families and Deformations / 1: |
Families of Vector Fields / 1.1: |
The Space of Jets / 1.2: |
Sard's Lemma and Transversality Theorems / 1.3: |
Simplest Applications: Singular Points of Generic Vector Fields / 1.4: |
Topologically Versal Deformations / 1.5: |
The Reduction Theorem / 1.6: |
Generic and Principal Families / 1.7: |
Bifurcations of Singular Points in Generic One-Parameter Families / 2: |
Typical Germs and Principal Families / 2.1: |
Soft and Hard Loss of Stability / 2.2: |
Bifurcations of Singular Points in Generic Multi-Parameter Families with Simply Degenerate Linear Parts / 3: |
Principal Families / 3.1: |
Bifurcation Diagrams of the Principal Families (3±) in Table 1 / 3.2: |
Bifurcation Diagrams with Respect to Weak Equivalence and Phase Portraits of the Principal Families (4±) in Table 1 / 3.3: |
Bifurcations of Singular Points of Vector Fields with a Doubly-Degenerate Linear Part / 4: |
A List of Degeneracies / 4.1: |
Two Zero Eigenvalues / 4.2: |
Reductions to Two-Dimensional Systems / 4.3: |
One Zero and a Pair ofPurely Imaginary Eigenvalues / 4.4: |
Two Purely Imaginary Pairs / 4.5: |
Principal Deformations of Equations of Difficult Type in Problems with Two Pairs of Purely Imaginary Eigenvalues (Following Żol&acedil;dek) / 4.6: |
The Exponents of Soft and Hard Loss of Stability / 5: |
Definitions / 5.1: |
Table of Exponents / 5.2: |
Bifurcations of Limit Cycles / Chapter 2: |
Bifurcations of Limit Cycles in Generic One-Parameter Families |
Multiplier 1 |
Multiplier - 1 and Period-Doubling Bifurcations |
A Pair of Complex Conjugate Multipliers |
Nonlocal Bifurcations in One-Parameter Families of Diffeomorphisms |
Nonlocal Bifurcations of Periodic Solutions |
Bifurcations Resulting in Destructions of Invariant Tori |
Bifurcations of Cycles in Generic Two-Parameter Families with an Additional Simple Degeneracy |
A Multiplier +1 or -1 with Additional Degeneracy in the Nonlinear Terms |
A Pair of Multipliers on the Unit Circle with Additional Degeneracy in the Nonlinear Terms / 2.3: |
Bifurcations of Cycles in Generic Two-Parameter Families with Strong Resonances of Orders q &neq; 4 |
The Normal Form in the Case of Unipotent Jordan Blocks |
Averaging in the Seifert and the Möbius Foliations |
Principal Vector Fields and their Deformations |
Versality of Principal Deformations / 3.4: |
Bifurcations of Stationary Solutions of Periodic Differential Equations with Strong Resonances of Orders q &neq; 4 / 3.5: |
Bifurcations of Limit Cycles for a Pair of Multipliers Crossing the Unit Circle at ±i |
Degenerate Families |
Degenerate Families Found Analytically |
Degenerate Families Found Numerically |
Bifurcations in Nondegenerate Families |
Limit Cycles of Systems with a Fourth Order Symmetry |
Finitely-Smooth Normal Forms of Local Families |
A Synopsis of Results |
Definitions and Examples |
General Theorems and Deformations of Nonresonant Germs / 5.3: |
Reduction to Linear Normal Form / 5.4: |
Deformations of Germs of Diffeomorphisms of Poincaré Type / 5.5: |
Deformations of Simply Resonant Hyperbolic Germs / 5.6: |
Deformations of Germs of Vector Fields with One Zero Eigenvalue at a Singular Point / 5.7: |
Functional Invariants of Diffeomorphisms of the Line / 5.8: |
Functional Invariants of Local Families of Diffeornorphisms / 5.9: |
Functional Invariants of Families of Vector Fields / 5.10: |
Functional Invariants of Topological Classifications of Local Families of Diffeomorphisms of the Line / 5.11: |
Feigenbaum Universality for Diffeomorphisms and Flows / 6: |
Period-Doubling Cascades / 6.1: |
Perestroikas of Fixed Points / 6.2: |
Cascades of n-fold Increases of Period / 6.3: |
Doubling in Hamiltonian Systems / 6.4: |
The Period-Doubling Operator for One-Dimensional Mappings / 6.5: |
The Universal Period-Doubling Mechanism for Diffeomorphisms / 6.6: |
Nonlocal Bifurcations / Chapter 3: |
Degeneracies of Codimension 1. Summary of Results |
Local and Nonlocal Bifurcations |
Nonhyperbolic Singular Points |
Nonhyperbolic Cycles |
Nontransversal Intersections of Manifolds |
Contours |
Bifurcation Surfaces |
Characteristics of Bifurcations |
Summary of Results / 1.8: |
Nonlocal Bifurcations of Flows on Two-Dimensional Surfaces / 2: |
Semilocal Bifurcations of Flows on Surfaces |
Nonlocal Bifurcations on a Sphere: The One-Parameter Case |
Generic Families of Vector Fields |
Conditions for Genericity / 2.4: |
One-Parameter Families on Surfaces different from the Sphere / 2.5: |
Global Bifurcations of Systems with a Global Transversal Section on a Torus / 2.6: |
Some Global Bifurcations on a Klein bottle / 2.7: |
Bifurcations on a Two-Dimensional Sphere: The Multi-Parameter Case / 2.8: |
Some Open Questions / 2.9: |
Bifurcations of Trajectories Homoclinic to a Nonhyperbolic Singular Point / 3: |
A Node in its Hyperbolic Variables |
A Saddle in its Hyperbolic Variables: One Homoclinic Trajectory |
The Topological Bernoulli Automorphism |
A Saddle in its Hyperbolic Variables: Several Homoclinic Trajectories |
Bifurcations of Trajectories Homoclinic to a Nonhyperbolic Cycle |
The Structure of a Family of Homoclinic Trajectories |
Critical and Noncritical Cycles |
Creation of a Smooth Two-Dimensional Attractor |
Creation of Complex Invariant Sets (The Noncritical Case) |
The Critical Case |
A Two-Step Transition from Stability to Turbulence |
A Noncompact Set of Homoclinic Trajectories / 4.7: |
Intermittency / 4.8: |
Accessibility and Nonaccessibility / 4.9: |
Stability of Families of Diffeomorphisms / 4.10: |
Hyperbolic Singular Points with Homoclinic Trajectories / 4.11: |
Preliminary Notions: Leading Directions and Saddle Numbers |
Bifurcations of Homoclinic Trajectories of a Saddle that Take Place on the Boundary of the Set of Morse-Smale Systems |
Requirements for Genericity |
Principal Families in <$>{\op R}^3<$> and their Properties |
Versality of the Principal Families |
A Saddle with Complex Leading Direction in <$>{\op R}^3<$> |
An Addition: Bifurcations of Homoclinic Loops Outside the Boundary of a Set of Morse-Smale Systems |
An Addition: Creation of a Strange Attractor upon Bifurcation of a Trajectory Homoclinic to a Saddle |
Bifurcations Related to Nontransversal Intersections |
Vector Fields with No Contours and No Homoclinic Trajectories |
A Theorem on Inaccessibility |
Moduli |
Systems with Contours |
Diffeomorphisms with Nontrivial Basic Sets |
Vector Fields in <$>{\op R}^3<$> with Trajectories Homoclinic to a Cycle |
Symbolic Dynamics / 6.7: |
Bifurcations of Smale Horseshoes / 6.8: |
Vector Fields on a Bifurcation Surface / 6.9: |
Diffeomorphisms with an Infinite Set of Stable Periodic Trajectories / 6.10: |
Infinite Nonwandering Sets / 7: |
Vector Fields on the Two-Dimensional Torus / 7.1: |
Bifurcations of Systems with Two Homoclinic Curves of a Saddle / 7.2: |
Systems with Feigenbaum Attractors / 7.3: |
Birth of Nonwandering Sets / 7.4: |
Persistence and Smoothness of Invariant Manifolds / 7.5: |
The Degenerate Family and Its Neighborhood in Function Space / 7.6: |
Birth of Tori in a Three-Dimensional Phase Space / 7.7: |
Attractors and their Bifurcations / 8: |
The Likely Limit Set According to Milnor (1985) / 8.1: |
Statistical Limit Sets / 8.2: |
Internal Bifurcations and Crises of Attractors / 8.3: |
Internal Bifurcations and Crises of Equilibria and Cycles / 8.4: |
Bifurcations of the Two-Dimensional Torus / 8.5: |
Relaxation Oscillations / Chapter 4: |
Fundamental Concepts |
An Example: van der Pol's Equation |
Fast and Slow Motions |
The Slow Surface and Slow Equations |
The Slow Motion as an Approximation to the Perturbed Motion |
The Phenomenon of Jumping |
Singularities of the Fast and Slow Motions |
Singularities of Fast Motions at Jump Points of Systems with One Fast Variable |
Singularities of Projections of the Slow Surface |
The Slow Motion for Systems with One Slow Variable |
The Slow Motion for Systems with Two Slow Variables |
Normal Forms of Phase Curves of the Slow Motion |
Connection with the Theory of Implicit Differential Equations |
Degeneration of the Contact Structure |
The Asymptotics of Relaxation Oscillations |
Degenerate Systems |
Systems of First Approximation |
Normalizations of Fast-Slow Systems with Two Slow Variables for ε > 0 |
Derivation of the Systems of First Approximation |
Investigation of the Systems of First Approximation |
Funnels / 3.6: |
Periodic Relaxation Oscillations in the Plane / 3.7: |
Delayed Loss of Stability as a Pair of Eigenvalues Cross the Imaginary Axis |
Generic Systems |
Delayed Loss of Stability |
Hard Loss of Stability in Analytic Systems of Type 2 |
Hysteresis |
The Mechanism of Delay |
Computation of the Moment of Jumping in Analytic Systems |
Delay Upon Loss of Stability by a Cycle |
Delayed Loss of Stability and "Ducks" |
Duck Solutions |
An Example: A Singular Point on the Fold of the Slow Surface |
Existence of Duck Solutions |
The Evolution of Simple Degenerate Ducks |
A Semi-local Phenomenon: Ducks with Relaxation |
Ducks in <$>{\op R}^3<$> and <$>{\op R}^n<$> |
Recommended Literature |
References |
Additional References |
Preface |
Bifurcations of Equilibria / Chapter 1: |
Families and Deformations / 1: |