Keyphrases
Global Phase Portrait
87%
Cubic Vector Field
50%
Separatrix
37%
Limit Cycle
37%
Bifurcation
33%
Periodic Orbits
25%
Bifurcation Diagram
25%
Infinitely Many Singularities
25%
Period Annulus
25%
Canonical Region
25%
Lyapunov Quantities
25%
Polynomial Liénard System
25%
Canard Cycle
25%
Planar Vector Fields
25%
Global Classifier
25%
Non-collinear
25%
Transition Map
25%
Phase Portrait
25%
Hilbert's Fourteenth Problem
25%
Center Condition
25%
Breaking Mechanism
25%
Relaxation Oscillations
25%
Abelian Integral
25%
Alien Limit Cycle
25%
Polynomial Vector Fields
25%
Lyapunov
16%
Global Bifurcation Diagrams
12%
X + Y
12%
New Normal
12%
Systematic Classification
12%
Singularity Configuration
12%
Diffeomorphic
12%
Quintic
12%
Real Parameters
12%
Bifurcation Problems
12%
Finiteness Problem
12%
Arbitrary Degree
12%
Radial Symmetry
12%
Homogeneous Polynomials
12%
Uniformly Bounded
12%
Hilbert number
12%
Mathematical Background
12%
Topological Type
12%
Topological Equivalence
12%
Algebraic Techniques
12%
Hilbert's 16th Problem
12%
Reversible Systems
12%
Mini
12%
Hopf
12%
Breaking Parameter
12%
Mathematics
Vector Field
100%
Phase Portrait
87%
Polynomial
70%
Limit Cycle
62%
Hamiltonian
25%
Collinear
25%
Parameter Family
25%
Orbit
25%
Integer
12%
Finiteness
12%
Center Point
12%
Linear Variety
12%
Zero Set
12%
Upper Bound
12%
Main Result
12%
Radial Symmetry
12%
Global Bifurcation
8%
Second-Order Derivatives
6%