Central Force Solution 2 A Nexus mindmap 0 0 (easier to identify curves) 2 0 1 1 1 0 0 0 1 1 0 2 1 0 1 0 1 2 0 0 1 2 4 i.e. one focus at origin 0 3 3 2 Follow treatment in [Morin, Introduction to Classical Mechanics ] 0 0 0 1 2 Equation for parabola 0 1 3 3 0 1 2 0 1 2 equation for hyperbola 0 3 4 Solutions 2 0 0 1 2 Lagrangian 0 angular momentum is conserved 0 1 0 0 0 0 1 3 2 1 Euler-Lagrange equations 1 0 1 Conserved quantities 2 0 3 0 1 0 0 0 1 0 2 2 4 Summary 0 Central Force Solution 2