Structurally Unstable Quadratic Vector Fields of Codimension Two: Families Possessing Either a Cusp Point or Two Finite Saddle-Nodes
Joan C. Artés, Regilene Oliveira, Alex C. Rezende
Topics & Concepts
CodimensionMathematicsQuadratic differentialPhase portraitModuloPure mathematicsSaddle pointSaddleQuadratic equationCombinatoricsMathematical analysisGeometryBifurcationPhysicsQuantum mechanicsMathematical optimizationNonlinear systemAdvanced Differential Equations and Dynamical Systems