Preface | |
Diffeomorphisms and flows | p. 1 |
Introduction | p. 1 |
Elementary dynamics of diffeomorphisms | p. 5 |
Definitions | p. 5 |
Diffeomorphisms of the circle | p. 6 |
Flows and differential equations | p. 11 |
Invariant sets | p. 16 |
Conjugacy | p. 20 |
Equivalence of flows | p. 28 |
Poincare maps and suspensions | p. 33 |
Periodic non-autonomous systems | p. 38 |
Hamiltonian flows and Poincare maps | p. 42 |
Exercises | p. 56 |
Local properties of flows and diffeomorphisms | p. 64 |
Hyperbolic linear diffeomorphisms and flows | p. 64 |
Hyperbolic non-linear fixed points | p. 67 |
Diffeomorphisms | p. 68 |
Flows | p. 69 |
Normal forms for vector fields | p. 72 |
Non-hyperbolic singular points of vector fields | p. 79 |
Normal forms for diffeomorphisms | p. 83 |
Time-dependent normal forms | p. 89 |
Centre manifolds | p. 93 |
Blowing-up techniques on R[superscript 2] | p. 102 |
Polar blowing-up | p. 102 |
Directional blowing-up | p. 105 |
Exercises | p. 108 |
Structural stability, hyperbolicity and homoclinic points | p. 119 |
Structural stability of linear systems | p. 120 |
Local structural stability | p. 123 |
Flows on two-dimensional manifolds | p. 125 |
Anosov diffeomorphisms | p. 132 |
Horseshoe diffeomorphisms | p. 138 |
The canonical example | p. 139 |
Dynamics on symbol sequences | p. 147 |
Symbolic dynamics for the horseshoe diffeomorphism | p. 149 |
Hyperbolic structure and basic sets | p. 154 |
Homoclinic points | p. 164 |
The Melnikov function | p. 170 |
Exercises | p. 180 |
Local bifurcations I: planar vector fields and diffeomorphisms on R | p. 190 |
Introduction | p. 190 |
Saddle-node and Hopf bifurcations | p. 199 |
Saddle-node bifurcation | p. 199 |
Hopf bifurcation | p. 203 |
Cusp and generalised Hopf bifurcations | p. 206 |
Cusp bifurcation | p. 206 |
Generalised Hopf bifurcations | p. 211 |
Diffeomorphisms on R | p. 215 |
D[subscript x]f(0) = +1: the fold bifurcation | p. 218 |
D[subscript x]f(0) = -1: the flip bifurcation | p. 221 |
The logistic map | p. 226 |
Exercises | p. 234 |
Local bifurcations II: diffeomorphisms on R[superscript 2] | p. 245 |
Introduction | p. 245 |
Arnold's circle map | p. 248 |
Irrational rotations | p. 253 |
Rational rotations and weak resonance | p. 258 |
Vector field approximations | p. 262 |
Irrational [beta] | p. 262 |
Rational [beta] = p/q, q [greater than or equal] 3 | p. 264 |
Rational [beta] = p/q, q = 1, 2 | p. 268 |
Equivariant versal unfoldings for vector field approximations | p. 271 |
q = 2 | p. 272 |
q = 3 | p. 275 |
q = 4 | p. 276 |
q [greater than or equal] 5 | p. 282 |
Unfoldings of rotations and shears | p. 286 |
Exercises | p. 291 |
Area-preserving maps and their perturbations | p. 302 |
Introduction | p. 302 |
Rational rotation numbers and Birkhoff periodic points | p. 309 |
The Poincare-Birkhoff Theorem | p. 309 |
Vector field approximations and island chains | p. 310 |
Irrational rotation numbers and the KAM Theorem | p. 319 |
The Aubry-Mather Theorem | p. 332 |
Invariant Cantor sets for homeomorphisms on S[superscript 1] | p. 332 |
Twist homeomorphisms and Mather sets | p. 335 |
Generic elliptic points | p. 338 |
Weakly dissipative systems and Birkhoff attractors | p. 345 |
Birkhoff periodic orbits and Hopf bifurcations | p. 355 |
Double invariant circle bifurcations in planar maps | p. 368 |
Exercises | p. 379 |
Hints for exercises | p. 394 |
References | p. 413 |
Index | p. 417 |
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