Prof Stuart Townley - Publications- - - Mathematics, University of Exeter

Mathematics

Prof Stuart Townley

Publications

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| 2018 | 2017 | 2016 | 2015 | 2014 | 2013 | 2012 | 2011 | 2010 | 2009 | 2008 | 2007 | 2006 | 2005 | 2004 | 2003 | 2002 | 2001 | 2000 | 1999 | 1998 | 1997 | 1996 | 1995 | 1993 | 1992 | 1991 | 1990 | 1989 | 1988 | 1987 |

2018

Nicol‑Harper A, Dooley C, Packman D, Mueller M, Bijak J, Hodgson D, Townley S, Ezard T. (2018) Inferring transient dynamics of human populations from matrix non-normality, Population Ecology, DOI:10.1007/s10144-018-0620-y. [PDF]
Edholm CJ, Tenhumberg B, Guiver C, Jin Y, Townley S, Rebarber R. (2018) Management of invasive insect species using optimal control theory, Ecological Modelling, volume 381, pages 36-45, DOI:10.1016/j.ecolmodel.2018.04.011.

2017

Guiver C, Logemann H, Townley S. (2017) Low-gain integral control for multi-input multioutput linear systems with input nonlinearities, IEEE Transactions on Automatic Control, volume 62, no. 9, pages 4776-4783, DOI:10.1109/TAC.2017.2691301.
Guiver C, Packman D, Townley S. (2017) A necessary condition for dispersal driven growth of populations with discrete patch dynamics, J Theor Biol, volume 424, pages 11-25, DOI:10.1016/j.jtbi.2017.03.030. [PDF]
Bill A, Guiver C, Logemann H, Townley S. (2017) The converging-input converging-state property for Lur’e systems, Mathematics of Control, Signals, and Systems, volume 29, no. 1, DOI:10.1007/s00498-016-0184-3. [PDF]
McDonald JL, Franco M, Townley S, Ezard THG, Jelbert K, Hodgson DJ. (2017) Divergent demographic strategies of plants in variable environments, Nature Ecology & Evolution, volume 1, no. 2, pages 0029-0029, DOI:10.1038/s41559-016-0029. [PDF]
Gianuca D, Phillips RA, Townley S, Votier SC. (2017) Global patterns of sex- and age-specific variation in seabird bycatch, Biological Conservation, volume 205, pages 60-76, DOI:10.1016/j.biocon.2016.11.028. [PDF]

2016

Guiver C, Hodgson D, Townley S. (2016) A note on the eigenvectors of perturbed matrices with applications to linear positive systems, Linear Algebra and Its Applications, volume 509, pages 143-167, DOI:10.1016/j.laa.2016.07.010. [PDF]
Bill A, Guiver C, Logemann H, Townley S. (2016) Stability of nonnegative Lur'e systems, SIAM Journal on Control and Optimization, volume 54, no. 3, pages 1176-1211, DOI:10.1137/140994599.
Mcdonald JL, Stott I, Townley S, Hodgson DJ. (2016) Transients drive the demographic dynamics of plant populations in variable environments, Journal of Ecology, volume 104, no. 2, pages 306-314, DOI:10.1111/1365-2745.12528. [PDF]
Guiver C, Edholm C, Jin Y, Mueller M, Powell J, Rebarber R, Tenhumberg B, Townley S. (2016) Simple Adaptive Control for Positive Linear Systems with Applications to Pest Management, SIAM Journal on Applied Mathematics, volume 76, no. 1, pages 238-275, DOI:10.1137/140996926. [PDF]
Guiver C, Mueller M, Hodgson D, Townley S. (2016) Robust set-point regulation for ecological models with multiple management goals, J Math Biol, volume 72, no. 6, pages 1467-1529, DOI:10.1007/s00285-015-0919-7. [PDF]

2015

Guiver C, Logemann H, Rebarber R, Bill A, Tenhumberg B, Hodgson D, Townley S. (2015) Integral control for population management, J Math Biol, volume 70, no. 5, pages 1015-1063, DOI:10.1007/s00285-014-0789-4. [PDF]
Ilchmann A, Townley S. (2015) Adaptive high-gain fast-sampling P-control, ECC 1997 - European Control Conference, pages 1767-1772.
Guiver C, Dreiwi H, Filannino D-M, Hodgson D, Lloyd S, Townley S. (2015) The role of population inertia in predicting the outcome of stage-structured biological invasions, Math Biosci, volume 265, pages 1-11, DOI:10.1016/j.mbs.2015.04.005. [PDF]

2014

Kuijper B, Johnstone RA, Townley S. (2014) The evolution of multivariate maternal effects, PLoS Comput Biol, volume 10, no. 4, DOI:10.1371/journal.pcbi.1003550. [PDF]
Guiver C, Hodgson D, Townley S. (2014) Positive state controllability of positive linear systems, Systems and Control Letters, volume 65, no. 1, pages 23-29, DOI:10.1016/j.sysconle.2013.12.002. [PDF]
Eager EA, Guiver C, Hodgson D, Rebarber R, Stott I, Townley S. (2014) Bounds on the dynamics of sink populations with noisy immigration, Theor Popul Biol, volume 92, pages 88-96, DOI:10.1016/j.tpb.2013.12.004. [PDF]

2013

Townley S, Ezard THG. (2013) A G matrix analogue to capture the cumulative effects of nongenetic inheritance, J Evol Biol, volume 26, no. 6, pages 1234-1243, DOI:10.1111/jeb.12089. [PDF]

2012

Stott I, Hodgson DJ, Townley S. (2012) popdemo: an R package for population demography using projection matrix analysis, METHODS IN ECOLOGY AND EVOLUTION, volume 3, no. 5, pages 797-802, DOI:10.1111/j.2041-210X.2012.00222.x. [PDF]
Stott I, Hodgson DJ, Townley S. (2012) Beyond sensitivity: nonlinear perturbation analysis of transient dynamics, METHODS IN ECOLOGY AND EVOLUTION, volume 3, no. 4, pages 673-684, DOI:10.1111/j.2041-210X.2012.00199.x. [PDF]
Elragig A, Townley S. (2012) A new necessary condition for Turing instabilities, Mathematical Biosciences, volume 239, no. 1, pages 131-138, DOI:10.1016/j.mbs.2012.04.006.
Li G, Weiss G, Mueller M, Townley S, Belmont MR. (2012) Wave energy converter control by wave prediction and dynamic programming, Renewable Energy, volume 48, pages 392-403, DOI:10.1016/j.renene.2012.05.003.
Townley S, Rebarber R, Tenhumberg B. (2012) Feedback control systems analysis of density dependent population dynamics, Systems and Control Letters, volume 61, no. 2, pages 309-315, DOI:10.1016/j.sysconle.2011.11.014.
Rebarber R, Tenhumberg B, Townley S. (2012) Global asymptotic stability of density dependent integral population projection models, Theor Popul Biol, volume 81, no. 1, pages 81-87, DOI:10.1016/j.tpb.2011.11.002. [PDF]

2011

Stott I, Townley S, Hodgson DJ. (2011) A framework for studying transient dynamics of population projection matrix models, Ecol Lett, volume 14, no. 9, pages 959-970, DOI:10.1111/j.1461-0248.2011.01659.x. [PDF]

2010

Stott I, Townley S, Carslake D, Hodgson DJ. (2010) On reducibility and ergodicity of population projection matrix models, Methods in Ecology and Evolution, volume 1, pages 242-252, DOI:10.1111/j.2041-210X.2010.00032.x.
Stott I, Franco M, Carslake D, Townley S, Hodgson D. (2010) Boom or bust? A comparative analysis of transient population dynamics in plants, Journal of Ecology, volume 98, no. 2, pages 302-311, DOI:10.1111/j.1365-2745.2009.01632.x.

2009

Carslake D, Townley S, Hodgson DJ. (2009) Predicting the impact of stage-specific harvesting on population dynamics, J Anim Ecol, volume 78, no. 5, pages 1076-1085, DOI:10.1111/j.1365-2656.2009.01569.x. [PDF]
Ke Z, Logemann H, Townley S. (2009) Adaptive sampled-data integral control of stable infinite-dimensional linear systems, Systems and Control Letters.
Orosz G, Ashwin P, Townley S. (2009) Learning of spatiotemporal codes in a coupled oscillator system, IEEE Transactions on Neural Networks. [PDF]
Carslake D, Townley S, Hodgson DJ. (2009) Patterns and rules for sensitivity and elasticity in population projection matrices, Ecology, volume 90, no. 11, pages 3258-3267. [PDF]
Lubben J, Boeckner D, Rebarber R, Townley S, Tenhumberg B. (2009) Parameterizing the growth-decline boundary for uncertain population projection models, THEOR POPUL BIOL, volume 75, no. 2-3, pages 85-97.

2008

Townley S, Hodgson DJ. (2008) Erratum et addendum: Transient amplification and attenuation in stage-structured population dynamics, Journal of Applied Ecology, volume 45, no. 6, pages 1836-1839, DOI:10.1111/j.1365-2664.2008.01562.x.
Townley S, Hodgson DJ. (2008) Predicting transient amplification in perturbed ecological systems (vol 44, pg 1243, 2007), JOURNAL OF APPLIED ECOLOGY, volume 45, no. 6, pages 1836-1839, DOI:10.1111/j.1365-2664.2008.01562.x. [PDF]
McCarthy D, Townley S, Hodgson D. (2008) On second order sensitivity for stage-based population projection matrix models, Theor Popul Biol, volume 74, no. 1, pages 68-73, DOI:10.1016/j.tpb.2008.04.008. [PDF]
Macclean,M.M,Carslake,D.J., Evans MR, Townley S, Hodgson DJ. (2008) The usefulness of sensitivity analysis for predicting the effects of cat predation on the population dynamics of their avian prey, IBIS, volume 150, pages 100-113.
Carslake D, Townley S, Hodgson DJ. (2008) Nonlinearity in eigenvalue-perturbation curves of simulated population projection matrices, Theor Popul Biol, volume 73, no. 4, pages 498-505, DOI:10.1016/j.tpb.2008.03.004. [PDF]

2007

Deines A, Peterson E, Boeckner D, Boyle J, Keighley A, Kogut J, Lubben J, Rebarber R, Ryan R, Tenhumberg B. (2007) Robust population management under uncertainty for structured population models, Ecol Appl, volume 17, no. 8, pages 2175-2183. [PDF]
Ashwin P, Orosz G, Wordsworth J, Townley S. (2007) Dynamics on networks of cluster states for globally coupled phase oscillators, SIAM Journal on Applied Dynamical Systems, volume 6, pages 728-758. [PDF]
Orosz G, Ashwin P, Wordsworth J, Townley S. (2007) Cluster synchronization, switching and spatio-temporal coding in a phase oscillator network, Proceedings of Applied Mathematics and Mechanics, volume 7, pages 1030703-1030704. [PDF]
Hodgson DJ, Carslake DJ, Kellie-Smith O, Townley S. (2007) Predicting transient amplification in disturbed natural systems, Journal of Applied Ecology, volume 44, no. 6, pages 1243-1251, DOI:10.1111/j.1365-2664.2007.01333.x.

2006

Hodgson D, Townley S, McCarthy D. (2006) Robustness: predicting the effects of life history perturbations on stage-structured population dynamics, Theor Popul Biol, volume 70, no. 2, pages 214-224, DOI:10.1016/j.tpb.2006.03.004. [PDF]
Rebarber R, Townley S. (2006) Robustness with respect to sampling for stabilization of Riesz spectral systems, IEEE Transactions on Automatic Control, volume 51, pages 1519-1522.

2005

Ilchmann A, Townley S, Thuto M. (2005) Adaptive sampled-data tracking for input-constrained exothermic chemical reaction models, Systems and Control Letters, volume 54, no. 12, pages 1149-1161, DOI:10.1016/j.sysconle.2005.04.004.
Townley SB, Rebarber R, Logemann H. (2005) Generalized sampled-data stabilization of well-posed linear infinite-dimensional systems, SIAM Journal on Control and Optimization, volume 44, no. 4, pages 1345-1369, DOI:10.1137/S0363012903434340.
Townley SB, Lamooki JRR, Osinga HM. (2005) Bifurcations and limit dynamics in adaptive control systems, International Journal of Bifurcation and Chaos, volume 15, no. 5, pages 1641-1664, DOI:10.1142/S021812740501296X.
Emirsajlow Z, Townley S. (2005) On application of the implemented semigroup to a problem arising in optimal control, International Journal of Control, volume 78, no. 4, pages 298-310, DOI:10.1080/00207170500093960.

2004

Hodgson DJ, Townley S. (2004) Linking management changes to population dynamic responses: the transfer function of a projection matrix perturbation, Journal of Applied Ecology, volume 41, no. 6, pages 1155-1161, DOI:10.1111/j.0021-8901.2004.00959.x.
Thuto, M.V., Ilchmann, A.. (2004) Input constrained adaptive l-tracking with applications to exothermic chemical reactor models, SIAM Journal on Control and Optimization, volume 43, no. 1, pages 154-173.
Osinga HM, Lamooki GRR, Townley S. (2004) Numerical approximations of strong (un)stable manifolds, Dynamical Systems, volume 19, pages 195-215.

2003

Lamooki GRR, Townley S. (2003) Partial stability in back-stepping and adaptive control, "'Proceedings of the 9th IEEE International Conference on Methods and Models in Automation and Robotics, August 2003'", volume 1, pages 491-496.
Ozdemir N, Townley S. (2003) Integral-control by variable sampling based on steady state data, Automatica, volume 39, pages 135-140.
Logemann, H.. (2003) Adaptive low-gain integral control of multivariable well-posed linear systems, SIAM Journal on Control and Optimization, volume 41, no. 6, pages 1722-1732.
Townley SB, Crauel H, Matsikis I. (2003) Noise assisted high gain stabilization: Almost surely or in second mean, SIAM Journal on Control and Optimization, volume 42, no. 5, pages 1834-1853, DOI:10.1137/S0363012901393900.
Townley TY, Townley S, Owens DH, Yu H. (2003) Norm optimal iterative learning plus prediction control, "Proceedings of the 9th IEEE International Conference on Methods and Models in Automation and Robotics, August 2003", volume 1, pages 539-544.
Townley SB, Logemann H, Rebarber R. (2003) Stability of infinite-dimensional sampled-data systems, Transactions of the American Mathematical Society, volume 355, no. 8, pages 3301-3328, DOI:10.1090/S0002-9947-03-03142-8.

2002

Rebarber R, Townley S. (2002) Nonrobustness of closed-loop stability for infinite-dimensional systems under sample and hold, IEEE Transactions on Automatic Control, volume 47, no. 8, pages 1381-1385, DOI:10.1109/TAC.2002.801189.

2001

Ilchmann A, Thuto M, Townley S. (2001) λ-Tracking for exothermic chemical reactions with saturating inputs, 2001 European Control Conference, ECC 2001, pages 1928-1933.
Rebarber R, Townley S. (2001) Robustness of closed-loop stability for infinite-dimensional systems under sample and hold - counterexamples, "Proc. Conference on Decision and Control, Sydney, December 2000", pages 3290-3295.
Ilchmann A, Thuto MV, Townley S. (2001) Lambda-tracking for exothermic chemical reactions with saturating inputs, "Proc. European Control Conference, Porto, September 2001", pages 1928-1933.
Ozdemir N, Townley S. (2001) Variable sampling integral control of infinite-dimensional systems, "'Proc. Conference on Decision and Control, Sydney, December 2000'", pages 3284-3289.

2000

Townley S, Ilchmann A, Weiss MG, McClements W, Ruiz AC, Owens DH, Pratzel-Wolters D. (2000) Existence and learning of oscillations in recurrent neural networks, IEEE Trans Neural Netw, volume 11, no. 1, pages 205-214, DOI:10.1109/72.822523. [PDF]
Lefevre L, Georges D, Emirsjlow Z, Townley S. (2000) Discussion on: 'From PDEs with boundary control to the abstract state equation with an unbounded input operator: A tutorial' by Z. Emirsjlow and S. Townley, EUROPEAN JOURNAL OF CONTROL, volume 6, no. 1, pages 50-53, DOI:10.1016/S0947-3580(00)70909-5. [PDF]
Emirsjlow Z, Townley S. (2000) From PDEs with boundary control to the abstract state equation with an unbounded input operator: A tutorial, European Journal of Control, volume 6, no. 1, pages 27-49, DOI:10.1016/S0947-3580(00)70908-3.
Rebarber R, Townley S. (2000) Robustness of closed-loop stability for infinite dimensional systems under sample and hold - Counterexamples, Proceedings of the IEEE Conference on Decision and Control, volume 4, pages 3290-3294.

1999

Townley S. (1999) An example of a globally stabilizing adaptive controller with a generically destabilizing parameter estimate, IEEE Transactions on Automatic Control, volume 44, no. 11, pages 2238-2241, DOI:10.1109/9.802953.
Rebarber R, Townley S. (1999) Robustness with respect to delays for exponential stability of distributed parameter systems, SIAM Journal on Control and Optimization, volume 37, no. 1, pages 230-244.
Ilchmann A, Townley S. (1999) Adaptive high-gain λ-tracking with variable sampling rate, Systems and Control Letters, volume 36, no. 4, pages 285-293, DOI:10.1016/S0167-6911(98)00101-7.
Logemann H, Ryan EP, Townley S. (1999) Integral control of linear systems with actuator nonlinearities: Lower bounds for the maximal regulating gain, IEEE Transactions on Automatic Control, volume 44, no. 6, pages 1315-1319, DOI:10.1109/9.769399.
Ilchmann A, Townley S. (1999) Adaptive sampling control of high-gain stabilizable systems, IEEE Transactions on Automatic Control, volume 44, no. 10, pages 1961-1966, DOI:10.1109/9.793786.

1998

Ruiz A, Owens DH, Townley S. (1998) Existence, learning, and replication of periodic motions in recurrent neural networks, IEEE Trans Neural Netw, volume 9, no. 4, pages 651-661, DOI:10.1109/72.701178. [PDF]
Logemann H, Ryan EP, Townley S. (1998) Low-gain integral control of linear distributed parameter systems subject to input saturation, Proceedings of the IEEE Conference on Decision and Control, volume 1, pages 921-926.
Logemann H, Ryan EP, Townley S. (1998) Integral control of infinite-dimensional linear systems subject to input saturation, SIAM Journal on Control and Optimization, volume 36, no. 6, pages 1940-1961, DOI:10.1137/S0363012996314142.
Rebarber R, Townley S. (1998) Generalized sampled data feedback control of distributed parameter systems, Systems and Control Letters, volume 34, no. 5, pages 229-240, DOI:10.1016/S0167-6911(98)00011-5.

1997

Ilchmann A, Townley S. (1997) Adaptive high-gain fast-sampling P-control, ECC 1997 - European Control Conference, pages 1767-1772.
Logemann H, Townley S. (1997) Adaptive control of infinite-dimensional systems without parameter estimation: An overview, IMA Journal of Mathematical Control and Information, volume 14, no. 2, pages 175-206, DOI:10.1093/imamci/14.2.175.
Logemann H, Townley S. (1997) Low-gain control of uncertain regular linear systems, SIAM Journal on Control and Optimization, volume 35, no. 1, pages 78-116, DOI:10.1137/S0363012994275920.
Logemann H, Townley S. (1997) Discrete-time low-gain control of uncertain infinite-dimensional systems, IEEE Transactions on Automatic Control, volume 42, no. 1, pages 22-37, DOI:10.1109/9.553685.
Logemann H, Townley S. (1997) Adaptive integral control of time-delay systems, IEE Proceedings: Control Theory and Applications, volume 144, no. 6, pages 531-536, DOI:10.1049/ip-cta:19971526.
Rebarber R, Townley S. (1997) Stabilization of distributed parameter systems by piecewise polynomial control, IEEE Transactions on Automatic Control, volume 42, no. 9, pages 1254-1257, DOI:10.1109/9.623087.

1996

Ruiz A, Owens DH, Townley S. (1996) Learning periodic signals with recurrent neural, IEE Conference Publication, no. 427 /2, pages 1131-1136.
Logemann H, Townley S. (1996) Low gain control of uncertain distributed parameter systems: Part 1 & Part 2, IEE Colloquium (Digest), no. 139.
Townley S, Kamstra M. (1996) Integral control with saturating input, IEE Conference Publication, no. 427 /2, pages 805-808.
Triantafillidis S, Leach JA, Owens DH, Townley S. (1996) Qualitative dynamics, root-loci and asymptotic structure of universal adaptive stabilizers, IMA Journal of Mathematical Control and Information, volume 13, no. 3, pages 251-278, DOI:10.1093/imamci/13.3.251.
Townley S. (1996) Topological aspects of universal adaptive stabilization, SIAM Journal on Control and Optimization, volume 34, no. 3, pages 1044-1070, DOI:10.1137/S0363012992231951.
Logemann H, Townley S. (1996) The effect of small delays in the feedback loop on the stability of neutral systems, Systems and Control Letters, volume 27, no. 5, pages 267-274, DOI:10.1016/0167-6911(96)00002-3.
Emirsajlow Z, Pritchard AJ, Townley S. (1996) On structured perturbations for two classes of linear infinite-dimensional systems, Dynamics and Control, volume 6, no. 3, pages 227-261, DOI:10.1007/BF02169488.
Ruiz A, Owens DH, Townley S. (1996) Existence of limit cycles in recurrent neural networks, IEEE International Symposium on Industrial Electronics, volume 1, pages 104-108.

1995

Leach JA, Triantafillidis S, Owens DH, Townley S. (1995) Dynamics of universal adaptive stabilization: computational and analytical studies, Control, theory and advanced technology, volume 10, no. 4 pt 4, pages 1689-1716.
Townley S, Owens DH, Triantafillidis S, Leach JA. (1995) Local and limiting analysis of stable universal adaptive dynamics, Proceedings of the IEEE Conference on Decision and Control, volume 3, pages 2334-2339.
Townley S. (1995) Simple adaptive stabilization of output feedback stabilizable distributed parameter systems, Dynamics and Control, volume 5, no. 2, pages 107-123, DOI:10.1007/BF01973944.
Rebarber R, Townley S. (1995) Robustness and continuity of the spectrum for uncertain distributed parameter systems, Automatica, volume 31, no. 11, pages 1533-1546, DOI:10.1016/0005-1098(95)00088-E.
Triantafillidis S, Leach JA, Owens DH, Townley S. (1995) Limit systems, limit gains and non-generic behaviours arising in adaptive stabilizing control, Dynamics and Stability of Systems, volume 10, no. 3, pages 233-254, DOI:10.1080/02681119508806206.
Townley S. (1995) Topological aspects of universal adaptive stabilization, Proceedings of the IEEE Conference on Decision and Control, volume 2, pages 1894-1899.
Leach JA, Triantafillidis S, Owens DH, Townley S. (1995) The dynamics of universal adaptive stabilization: Computational and analytical studies, CONTROL-THEORY AND ADVANCED TECHNOLOGY, volume 10, no. 4, pages 1689-1716. [PDF]
Logemann H, Townley S, IEEE. (1995) Adaptive low-gain sampled-data control of DPS, PROCEEDINGS OF THE 34TH IEEE CONFERENCE ON DECISION AND CONTROL, VOLS 1-4, pages 2946-2947. [PDF]

1993

RYAN EP, TOWNLEY S. (1993) NONLINEAR UNCERTAIN SYSTEMS AND ROBUSTNESS OPTIMIZATION, INTERNATIONAL JOURNAL OF ROBUST AND NONLINEAR CONTROL, volume 3, no. 3, pages 241-260, DOI:10.1002/rnc.4590030305. [PDF]
Ilchmann A, Townley S. (1993) Simple adaptive stabilization of high-gain stabilizable systems, Systems and Control Letters, volume 20, no. 3, pages 189-198, DOI:10.1016/0167-6911(93)90060-J.
Hicks AC, Townley S. (1993) On exact solutions of differential equations arising in universal adaptive stabilization, Systems and Control Letters, volume 20, no. 2, pages 117-129, DOI:10.1016/0167-6911(93)90024-Z.
TOWNLEY S. (1993) ROBUST STABILITY RADII FOR DISTRIBUTED-PARAMETER SYSTEMS - A SURVEY, ANALYSIS AND OPTIMIZATION OF SYSTEMS : STATE AND FREQUENCY DOMAIN APPROACHES FOR INFINITE-DIMENSIONAL SYSTEMS, volume 185, pages 302-313. [PDF]

1992

TOWNLEY S, IEEE. (1992) GENERIC PROPERTIES OF UNIVERSAL ADAPTIVE STABILIZATION SCHEMES, PROCEEDINGS OF THE 31ST IEEE CONFERENCE ON DECISION AND CONTROL, VOLS 1-4, pages 3630-3631. [PDF]

1991

Townley S, Owens DH. (1991) A note on the problem of multivariable adaptive tracking, IMA Journal of Mathematical Control and Information, volume 8, no. 4, pages 389-395, DOI:10.1093/imamci/8.4.389.
Pritchard AJ, Townley S. (1991) Robustness optimization for uncertain infinite-dimensional systems with unbounded inputs, IMA Journal of Mathematical Control and Information, volume 8, no. 2, pages 121-133, DOI:10.1093/imamci/8.2.121.
Townley S, Ryan EP. (1991) On the supremally regulated complex stability radius as a real robustness measure, Systems and Control Letters, volume 16, no. 4, pages 249-259, DOI:10.1016/0167-6911(91)90012-4.

1990

PRITCHARD AJ, TOWNLEY S. (1990) REAL STABILITY RADII FOR INFINITE DIMENSIONAL SYSTEMS, ROBUST CONTROL OF LINEAR SYSTEMS AND NONLINEAR CONTROL, volume 4, pages 635-646. [PDF]
Ryan EP, Townley S. (1990) Non-linear systems: Robustness optimization and universal adaptive stabilization, Proceedings of the IEEE Conference on Decision and Control, volume 6, pages 3228-3229.
HINRICHSEN D, PRITCHARD AJ, TOWNLEY SB. (1990) RICCATI EQUATION APPROACH TO MAXIMIZING THE COMPLEX STABILITY RADIUS BY STATE FEEDBACK, INTERNATIONAL JOURNAL OF CONTROL, volume 52, no. 4, pages 769-794, DOI:10.1080/00207179008953567. [PDF]
Townley S. (1990) Stability radius optimization: A geometric approach, Systems and Control Letters, volume 14, no. 3, pages 199-207, DOI:10.1016/0167-6911(90)90014-L.

1989

Pritchard AJ, Townley S. (1989) Robustness of linear systems, Journal of Differential Equations, volume 77, no. 2, pages 254-286, DOI:10.1016/0022-0396(89)90144-7.

1988

Pritchard AJ, Townley S. (1988) Robust compensator design via structured stability radii, Systems and Control Letters, volume 11, no. 1, pages 33-37, DOI:10.1016/0167-6911(88)90108-9.

1987

Chapman MJ, Pritchard AJ, Townley SB. (1987) Modelling linear distributed parameter systems, Systems Science, volume 13, no. 3-4, pages 37-50.
Pritchard AJ, Townley S. (1987) ROBUSTNESS OF INFINITE DIMENSIONAL SYSTEMS, IFAC Proceedings Series, no. 3, pages 459-462.
PRITCHARD AJ, TOWNLEY S. (1987) A STABILITY RADIUS FOR INFINITE DIMENSIONAL SYSTEMS, LECTURE NOTES IN CONTROL AND INFORMATION SCIENCES, volume 102, pages 272-291. [PDF]

Showing 114 publications from Symplectic.