Contributions to the Theory of Nonlinear Oscillations (AM-29), Volume II

Circumference, Big O notation, Sequence, Divisor, Phase portrait, Trigonometric polynomial, Theory, Intersection (set theory), Interval (mathematics), Linear differential equation, Natural number, Coordinate system, Canonical form, Continuous function, Cartesian coordinate system, Coefficient, Mathematician, Coefficient matrix, Equation, Time derivative, Vector field, Characteristic exponent, Main diagonal, Isolated point, Variable (mathematics), Special case, Unit vector, Three-dimensional space (mathematics), Linear equation, Matrix coefficient, Velocity, Approximation, Asymptotic expansion, Analytic function, Determinant, Clockwise, Saddle point, Geometry, Uniqueness theorem, Square matrix, Initial condition, Structural stability, Topology, Calculation, Projective plane, Quadratic transformation, Phase plane, Periodic function, Nonlinear system, Limit set, Exterior (topology), Arc length, Polynomial, Limit cycle, First variation, Homotopy, Iteration, Separatrix (mathematics), Bijection, Dynamical system, Characteristic equation, Partial derivative, Theorem, Statistical hypothesis testing, Differential equation, Parameter, Concentric, Monotonic function, Matrix (mathematics), Existential quantification