Optimal and Sub-Optimal Relay Control Systems. - Eugene P. Ryan (1974)

Sensor and controller location problems for distributed parameter systems. - Atsunobu Ichikawa; Eugene P. Ryan (Autom., 1979)

Universal λ-tracking for nonlinearly-perturbed systems in the presence of noise. - Achim Ilchmann; Eugene P. Ryan (Autom., 1994)

A nonlinear universal servomechanism. - Eugene P. Ryan (IEEE Trans. Autom. Control., 1994)

A Razumikhin-type lemma for functional differential equations with application to adaptive control. - Franco Blanchini; Eugene P. Ryan (Autom., 1999)

Integral control of linear systems with actuator nonlinearities: lower bounds for the maximal regulating gain. - Hartmut Logemann; Eugene P. Ryan; Stuart Townley (IEEE Trans. Autom. Control., 1999)

Time-Varying and Adaptive Discrete-Time Low-Gain Control of Infinite-Dimensional Linear Systems with Input Nonlinearities. - Hartmut Logemann; Eugene P. Ryan (Math. Control. Signals Syst., 2000)

Time-Varying and Adaptive Integral Control of Infinite-Dimensional Regular Linear Systems with Input Nonlinearities. - Hartmut Logemann; Eugene P. Ryan (SIAM J. Control. Optim., 2000)

Adaptive low-gain integral control in the presence of input and output nonlinearities. - T. Fliegner; Hartmut Logemann; Eugene P. Ryan (ECC, 2001)

Adaptive tracking for systems described by functional differential equations. - Achim Ilchmann; Eugene P. Ryan; Christopher J. Sangwin (ECC, 2001)

Adaptive low-gain integral control of linear systems with input and output nonlinearities. - T. Fliegner; Hartmut Logemann; Eugene P. Ryan (Syst. Control. Lett., 2001)

Controlled functional differential equations and adaptive tracking. - Eugene P. Ryan; Christopher J. Sangwin (Syst. Control. Lett., 2002)

Systems of Controlled Functional Differential Equations and Adaptive Tracking. - Achim Ilchmann; Eugene P. Ryan; Christopher J. Sangwin (SIAM J. Control. Optim., 2002)

Low-gain integral control of continuous-time linear systems subject to input and output nonlinearities. - T. Fliegner; Hartmut Logemann; Eugene P. Ryan (Autom., 2003)

On gain adaptation in adaptive control. - Achim Ilchmann; Eugene P. Ryan (IEEE Trans. Autom. Control., 2003)

Adaptive tracking within prescribed funnels. - Achim Ilchmann; Eugene P. Ryan; Stephan Trenn (CCA, 2004)

On tracking and disturbance rejection by adaptive control. - Achim Ilchmann; Eugene P. Ryan (Syst. Control. Lett., 2004)

Asymptotic Behaviour of Nonlinear Systems. - Hartmut Logemann; Eugene P. Ryan (Am. Math. Mon., 2004)

Integral control in the presence of hysteresis: an input-output approach. - Hartmut Logemann; Eugene P. Ryan; Ilya Shvartsman (CDC/ECC, 2005)

Tracking control: Performance funnels and prescribed transient behaviour. - Achim Ilchmann; Eugene P. Ryan; Stephan Trenn (Syst. Control. Lett., 2005)

Remarks on the Lp-input converging-state property. - Eugene P. Ryan (IEEE Trans. Autom. Control., 2005)

Tracking with Prescribed Transient Behaviour for a Class of Nonlinear Functional Differential Equations with Input Hysteresis. - Achim Ilchmann; Hartmut Logemann; Eugene P. Ryan (CDC, 2006)

Asymptotic Behaviour of Second and Third-Order Systems with Hysteresis Subject to Delay. - Hartmut Logemann; Eugene P. Ryan; Ilya Shvartsman (CDC, 2006)

Tracking control with prescribed transient behaviour for systems of known relative degree. - Achim Ilchmann; Eugene P. Ryan; Philip Townsend (Syst. Control. Lett., 2006)

Well-defined steady-state response does not imply CICS. - Eugene P. Ryan; Eduardo D. Sontag (Syst. Control. Lett., 2006)

Robustness in the Graph Topology of a Common Adaptive Controller. - Mark French; Achim Ilchmann; Eugene P. Ryan (SIAM J. Control. Optim., 2006)

iISS gain of dissipative systems. - Bayu Jayawardhana; Andrew R. Teel; Eugene P. Ryan (CDC, 2007)

Tracking with Prescribed Transient Behavior for Nonlinear Systems of Known Relative Degree. - Achim Ilchmann; Eugene P. Ryan; Philip Townsend (SIAM J. Control. Optim., 2007)

Infinite-Dimensional Feedback Systems: the Circle Criterion and Input-to-State Stability. - Bayu Jayawardhana; Hartmut Logemann; Eugene P. Ryan (Commun. Inf. Syst., 2008)

PID control of second-order systems with hysteresis. - Bayu Jayawardhana; Hartmut Logemann; Eugene P. Ryan (Int. J. Control, 2008)

ISS for Lur'e type systems with set-valued nonlinearities. - Bayu Jayawardhana; Hartmut Logemann; Eugene P. Ryan (ECC, 2009)

Performance funnels and tracking control. - Achim Ilchmann; Eugene P. Ryan (Int. J. Control, 2009)

Input-to-State Stability of Differential Inclusions with Applications to Hysteretic and Quantized Feedback Systems. - Bayu Jayawardhana; Hartmut Logemann; Eugene P. Ryan (SIAM J. Control. Optim., 2009)

Tracking with Prescribed Transient Performance for Hysteretic Systems. - Achim Ilchmann; Hartmut Logemann; Eugene P. Ryan (SIAM J. Control. Optim., 2010)

Funnel Control With Saturation: Linear MIMO Systems. - Norman Hopfe; Achim Ilchmann; Eugene P. Ryan (IEEE Trans. Autom. Control., 2010)

Funnel Control With Saturation: Nonlinear SISO Systems. - Norman Hopfe; Achim Ilchmann; Eugene P. Ryan (IEEE Trans. Autom. Control., 2010)

Bounded-Energy-Input Convergent-State Property of Dissipative Nonlinear Systems: An iISS Approach. - Bayu Jayawardhana; Eugene P. Ryan; Andrew R. Teel (IEEE Trans. Autom. Control., 2010)

Volterra Functional Differential Equations: Existence, Uniqueness, and Continuation of Solutions. - Hartmut Logemann; Eugene P. Ryan (Am. Math. Mon., 2010)

On Simultaneous Stabilization by Feedback of Finitely Many Oscillators. - Eugene P. Ryan (IEEE Trans. Autom. Control., 2015)

Funnel control of nonlinear systems. - Thomas Berger; Achim Ilchmann; Eugene P. Ryan (Math. Control. Signals Syst., 2021)

A note on minimum time-energy control. - Eugene P. Ryan (Syst. Control. Lett., 2022)