Works (189)

2020 journal article

INITIAL GUESS SENSITIVITY IN COMPUTATIONAL OPTIMAL CONTROL PROBLEMS

NUMERICAL ALGEBRA CONTROL AND OPTIMIZATION, 10(1), 39–43.

By: J. Betts, S. Campbell & C. Digirolamo

Sources: Web Of Science, ORCID
Added: January 27, 2020

2020 article

Invariant Subspaces, Derivative Arrays, and the Computation of the Drazin Inverse

VIETNAM JOURNAL OF MATHEMATICS.

By: S. Campbell & P. Kunkel

Sources: Web Of Science, ORCID
Added: May 8, 2020

2018 journal article

Decentralized Observer-Based Reliable Control for a Class of Interconnected Markov Jumped Time-Delay System Subject to Actuator Saturation and Failure

CIRCUITS SYSTEMS AND SIGNAL PROCESSING, 37(11), 4728–4752.

By: Z. Chen, Z. Cao, Q. Huang & S. Campbell

Sources: NC State University Libraries, ORCID
Added: November 5, 2018

2018 journal article

Reliable H-infinity control on saturated linear Markov jump system with uncertain transition rates and asynchronous jumped actuator failure

Journal of the Franklin Institute, 355(9), 3853–3872.

By: Z. Chen, Z. Cao, Q. Huang & S. Campbell

Sources: NC State University Libraries, ORCID
Added: August 6, 2018

2017 journal article

Comment on solution of differential-algebraic equations through gradient flow embedding

Computers & Chemical Engineering, 106, 529–531.

By: S. Campbell

Sources: NC State University Libraries, Crossref, ORCID
Added: August 6, 2018

2016 chapter

Active Fault Detection in Nonlinear Differential Algebraic Equations I: General Systems

In D. Martin (Ed.), Fault Detection: Methods, Applications and Technology (pp. 1–27). Hauppauge, NY: Nova Publishers.

By: S. Campbell

Ed(s): D. Martin

Source: NC State University Libraries
Added: September 8, 2019

2016 chapter

Active Fault Detection in Nonlinear Differential Algebraic Equations II: Using Linearizations

In D. Martin (Ed.), Fault Detection: Methods, Applications and Technology (pp. 29–51). Hauppauge, NY: Nova Publishers.

By: S. Campbell & J. Scott

Ed(s): D. Martin

Source: NC State University Libraries
Added: September 8, 2019

2016 conference paper

Actuator effects on auxiliary signal design for failure detection

SoutheastCon 2016. Presented at the SoutheastCon 2016.

By: S. Campbell & H. Owen

Event: SoutheastCon 2016

Sources: NC State University Libraries, Crossref, ORCID
Added: August 6, 2018

2016 conference paper

Auxiliary signal design for failure detection with initial prior information

SoutheastCon 2016. Presented at the SoutheastCon 2016.

By: S. Campbell & J. Scott

Event: SoutheastCon 2016

Sources: NC State University Libraries, Crossref, ORCID
Added: August 6, 2018

2016 journal article

Comments on direct transcription solution of DAE constrained optimal control problems with two discretization approaches

Numerical Algorithms, 73(3), 807–838.

By: S. Campbell & J. Betts

Sources: NC State University Libraries, ORCID
Added: August 6, 2018

2016 journal article

Solving higher index DAE optimal control problems

Numerical Algebra, Control and Optimization, 6(4), 447–472.

By: S. Campbell & P. Kunkel

Sources: Crossref, ORCID
Added: July 20, 2019

2016 journal article

Solving optimal control problems with control delays using direct transcription

Applied Numerical Mathematics, 108, 185–203.

By: J. Betts, S. Campbell & K. Thompson

Sources: NC State University Libraries, ORCID
Added: August 6, 2018

2015 journal article

Lobatto IIIA methods, direct transcription, and DAEs with delays

Numerical Algorithms, 69(2), 291–300.

By: J. Betts, S. Campbell & K. Thompson

Sources: NC State University Libraries, ORCID
Added: August 6, 2018

2015 conference paper

Robust finite-time filtering for singular discrete-time stochastic systems

2015 27th chinese control and decision conference (ccdc), 913–918.

By: A. Zhang & S. Campbell

Sources: NC State University Libraries, ORCID
Added: August 6, 2018

2015 chapter

The Flexibility of DAE Formulations

In Surveys in Differential-Algebraic Equations III (pp. 1–59).

By: S. Campbell

Sources: Crossref, ORCID
Added: July 20, 2019

2014 conference paper

Asynchronous auxiliary signal design for failure detection

2014 IEEE International Conference on Systems, Man, and Cybernetics (SMC). Presented at the 2014 IEEE International Conference on Systems, Man and Cybernetics - SMC.

By: S. Campbell & J. Scott

Event: 2014 IEEE International Conference on Systems, Man and Cybernetics - SMC

Sources: Crossref, ORCID
Added: July 20, 2019

2014 journal article

Auxiliary signal design for failure detection in differential-algebraic equations

Numerical Algebra, Control and Optimization, 4(2), 151–179.

By: S. Campbell & J. Scott

Sources: Crossref, ORCID
Added: July 20, 2019

2014 conference paper

Auxiliary signal design for failure detection in high index differential-algebraic equations

53rd IEEE Conference on Decision and Control. Presented at the 2014 IEEE 53rd Annual Conference on Decision and Control (CDC).

By: J. Scott & S. Campbell

Event: 2014 IEEE 53rd Annual Conference on Decision and Control (CDC)

Sources: Crossref, ORCID
Added: July 20, 2019

2014 chapter

Linear Differential Algebraic Equations and Observers

In Surveys in Differential-Algebraic Equations II (pp. 1–67).

By: K. Bobinyec & S. Campbell

Sources: Crossref, ORCID
Added: July 20, 2019

2013 conference paper

Direct Transcription Solution of Optimal Control Problems with Differential Algebraic Equations with Delays

Power and Energy / 807: Intelligent Systems and Control / 808: Technology for Education and Learning. Presented at the Power and Energy.

By: J. Betts, S. Campbell & K. Thompson

Event: Power and Energy

Sources: Crossref, ORCID
Added: July 20, 2019

2013 journal article

Eigenvalue placement in completions of DAES

Electronic Journal of Linear Algebra, 26(1), 520–534.

By: S. Campbell & L. Holte

Sources: NC State University Libraries, ORCID
Added: August 6, 2018

2013 chapter

Observer based fault detection in differential algebraic equations

In 2013 Proceedings of the Conference on Control and its Applications (pp. 176–183).

By: J. Scott & S. Campbell

Sources: NC State University Libraries, Crossref, ORCID
Added: August 6, 2018

2013 journal article

On the numerical treatment of linear-quadratic optimal control problems for general linear time-varying differential-algebraic equations

Journal of Computational and Applied Mathematics, 242, 213–231.

By: S. Campbell & P. Kunkel

Sources: NC State University Libraries, ORCID
Added: August 6, 2018

2012 journal article

A minimal norm corrected underdetermined Gauss-Newton procedure

Applied Numerical Mathematics, 62(5), 592–605.

By: S. Campbell, P. Kunkel & K. Bobinyec

Sources: NC State University Libraries, ORCID
Added: August 6, 2018

2012 journal article

Active robust fault detection in closed-loop systems: Quadratic optimization approach

IEEE Transactions on Automatic Control, 57(10), 2532–2544.

By: A. Ashari, R. Nikoukhah & S. Campbell

Sources: NC State University Libraries, ORCID
Added: August 6, 2018

2012 chapter

Chapter 10: Optimal Control of a Delay PDE

In Control and Optimization with Differential-Algebraic Constraints (pp. 213–231).

By: J. Betts, S. Campbell & K. Thompson

Sources: Crossref, ORCID
Added: July 20, 2019

2012 conference paper

Constructing observers for linear time varying DAEs

2012 IEEE 51st IEEE Conference on Decision and Control (CDC), 5749–5754.

By: K. Bobinyec, S. Campbell & P. Kunkel

Sources: NC State University Libraries, ORCID
Added: August 6, 2018

2012 book

Control and Optimization with Differential-Algebraic Constraints

Ed(s): L. Biegler, S. Campbell & V. Mehrmann

Source: ORCID
Added: August 18, 2019

2012 journal article

Effects of feedback on active fault detection

Automatica, 48(5), 866–872.

By: A. Ashari, R. Nikoukhah & S. Campbell

Sources: NC State University Libraries, ORCID
Added: August 6, 2018

2012 conference paper

Regularization of linear and nonlinear descriptor systems

Control and optimization with differential-algebraic constraints, (23), 17–36.

By: S. Campbell, P. Kunkel & V. Mehrmann

Sources: NC State University Libraries, ORCID
Added: August 6, 2018

2011 journal article

Active incipient fault detection in continuous time systems with multiple simultaneous faults

Numerical Algebra, Control and Optimization, 1(2), 211–224.

By: C. Stephen & F. Martene

Sources: Crossref, ORCID
Added: July 27, 2019

2011 journal article

Auxiliary signal design for robust active fault detection of linear discrete-time systems

Automatica, 47(9), 1887–1895.

By: A. Ashari, R. Nikoukhah & S. Campbell

Sources: NC State University Libraries, ORCID
Added: August 6, 2018

2011 conference paper

Direct Transcription Solution of Optimal Control Problems with Control Delays

Presented at the NUMERICAL ANALYSIS AND APPLIED MATHEMATICS ICNAAM 2011: International Conference on Numerical Analysis and Applied Mathematics.

By: J. Betts, S. Campbell, K. Thompson, T. Simos, G. Psihoyios, C. Tsitouras, Z. Anastassi

Event: NUMERICAL ANALYSIS AND APPLIED MATHEMATICS ICNAAM 2011: International Conference on Numerical Analysis and Applied Mathematics

Sources: Crossref, ORCID
Added: March 8, 2020

2011 conference paper

Direct optimization determination of auxiliary test signals for linear problems with model uncertainty

IEEE Conference on Decision and Control and European Control Conference. Presented at the 2011 50th IEEE Conference on Decision and Control and European Control Conference (CDC-ECC 2011).

By: I. Andjelkovic & S. Campbell

Event: 2011 50th IEEE Conference on Decision and Control and European Control Conference (CDC-ECC 2011)

Sources: Crossref, ORCID
Added: July 27, 2019

2011 conference paper

Direct transcription solution of optimal control problems with delays

Numerical Analysis and Applied Mathematics ICNAAM2011 AIP Conf. Proc., 1389, 38–41.

By: J. Betts, S. Campbell & K. Thompson

Source: NC State University Libraries
Added: July 11, 2019

2011 conference paper

Full order observers for linear DAEs

IEEE Conference on Decision and Control and European Control Conference. Presented at the 2011 50th IEEE Conference on Decision and Control and European Control Conference (CDC-ECC 2011).

By: K. Bobinyec, S. Campbell & P. Kunkel

Event: 2011 50th IEEE Conference on Decision and Control and European Control Conference (CDC-ECC 2011)

Sources: Crossref, ORCID
Added: July 27, 2019

2011 conference paper

Maximally reduced observers for linear time varying DAEs

2011 IEEE International Symposium on Computer-Aided Control System Design (CACSD). Presented at the Control (MSC).

By: K. Bobinyec, S. Campbell & P. Kunkel

Event: Control (MSC)

Sources: Crossref, ORCID
Added: July 27, 2019

2011 conference paper

Optimal control software for constrained nonlinear systems with delays

2011 IEEE International Symposium on Computer-Aided Control System Design (CACSD). Presented at the Control (MSC).

By: J. Betts, S. Campbell & K. Thompson

Event: Control (MSC)

Sources: Crossref, ORCID
Added: July 27, 2019

2010 journal article

An active approach for detection of incipient faults

International Journal of Systems Science, 41(2), 241–257.

By: R. Nikoukhah, S. Campbell & K. Drake

Sources: NC State University Libraries, ORCID
Added: August 6, 2018

2010 book

Modeling and Simulation in Scilab/Scicos with ScicosLab 4.4

By: S. Campbell, J. Chancelier & R. Nikoukhah

Source: ORCID
Added: August 18, 2019

2010 journal article

Teaching Introductory Differential Equations with ScicosLab

CODEE Journal, 7(1), 1–12.

By: S. Campbell & R. Nikoukhah

Sources: Crossref, ORCID
Added: July 27, 2019

2009 journal article

AUXILIARY SIGNAL DESIGN FOR FAULT DETECTION IN NONLINEAR SYSTEMS

Control and Intelligent Systems, 37(3).

By: K. Sweetingham & S. Campbella

Sources: Crossref, ORCID
Added: July 27, 2019

2009 conference paper

Active incipient fault detection with more than two simultaneous faults

2009 IEEE International Conference on Systems, Man and Cybernetics, 3322–3327.

By: M. Fair & S. Campbell

Sources: NC State University Libraries, ORCID
Added: August 6, 2018

2009 journal article

Active incipient fault detection with two simultaneous faults

IFAC Proceedings Volumes, 42(8), 573–578.

By: M. Fair & S. Campbell

Sources: Crossref, ORCID
Added: December 16, 2019

2009 journal article

Completions of implicitly defined linear time varying vector fields

Linear Algebra and Its Applications, 431(9), 1422–1438.

By: I. Okay, S. Campbell & P. Kunkel

Sources: NC State University Libraries, ORCID
Added: August 6, 2018

2009 journal article

Completions of nonlinear DAE flows based on index reduction techniques and their stabilization

Journal of Computational and Applied Mathematics, 233(4), 1021–1034.

By: S. Campbell & P. Kunkel

Sources: NC State University Libraries, ORCID
Added: August 6, 2018

2009 journal article

Feedback in Active Fault Detection

IFAC Proceedings Volumes, 42(10), 192–196.

By: A. Ashari, R. Nikoukhah & S. Campbell

Sources: Crossref, ORCID
Added: December 16, 2019

2009 book

Generalized Inverses of Linear Transformations

By: S. Campbell & C. Meyer

Sources: NC State University Libraries, ORCID
Added: August 6, 2018

2009 conference paper

Modeling Viscoelastic Wall Properties of Ovine Arteries

ASME 2009 Summer Bioengineering Conference, Parts A and B. Presented at the ASME 2009 Summer Bioengineering Conference.

By: D. Valdez-Jasso, M. Haider, S. Campbell, D. Bia, Y. Zocalo, R. Armentano, M. Olufsen

Event: ASME 2009 Summer Bioengineering Conference

Sources: Crossref, ORCID
Added: December 16, 2019

2009 journal article

Optimal piecewise-constant signal design for active fault detection

International Journal of Control, 82(1), 130–146.

By: D. Choe, S. Campbell & R. Nikoukhah

Sources: NC State University Libraries, ORCID
Added: August 6, 2018

2009 journal article

Stability criteria for differential-algebraic equations with multiple delays and their numerical solutions

Applied Mathematics and Computation, 208(2), 397–415.

By: S. Campbell & V. Linh

Sources: NC State University Libraries, ORCID
Added: August 6, 2018

2008 conference paper

Active fault detection in nonlinear systems using auxiliary signals

2008 American Control Conference. Presented at the 2008 American Control Conference (ACC '08).

By: I. Andjelkovic, K. Sweetingham & S. Campbell

Event: 2008 American Control Conference (ACC '08)

Sources: Crossref, ORCID
Added: December 16, 2019

2008 journal article

Adjoint estimation using direct transcription multipliers: compressed trapezoidal method

Optimization and Engineering., 9(3), 291–305.

By: A. Engelsone & S. Campbell

Sources: NC State University Libraries, ORCID
Added: August 6, 2018

2008 journal article

Differential-algebraic equations

Scholarpedia, 3(8), 2849.

By: S. Campbell, V. Linh & L. Petzold

Sources: ORCID, Crossref
Added: August 18, 2019

2008 journal article

On the detection of small parameter variations in linear uncertain systems

European Journal of Control, 14(2), 158–171.

By: R. Nikoukhah & S. Campbell

Sources: NC State University Libraries, ORCID
Added: August 6, 2018

2007 journal article

Direct transcription solution of high index optimal control problems and regular Euler-Lagrange equations

Journal of Computational and Applied Mathematics, 202(2), 186–202.

By: S. Campbell & R. Marz

Sources: NC State University Libraries, ORCID
Added: August 6, 2018

2007 journal article

Direct transcription solution of higher-index optimal control problems and the virtual index

Applied Numerical Mathematics, 57(3), 281–296.

By: A. Engelsone, S. Campbell & J. Betts

Sources: NC State University Libraries, ORCID
Added: August 6, 2018

2007 journal article

Direct transcription solution of optimal control problems with higher order state constraints: theory vs practice

Optimization and Engineering., 8(1), 1–19.

By: J. Betts, S. Campbell & A. Engelsone

Sources: NC State University Libraries, ORCID
Added: August 6, 2018

2007 journal article

Model-Based Failure Detection on Nonlinear Systems: Theory and Transition

Naval Engineers Journal, 119(2), 93–107.

By: K. Drake, S. Campbell, I. Andjelkovic & K. Sweetingham

Sources: ORCID, Crossref
Added: August 18, 2019

2007 journal article

Some software aspects of DAE simulation & optimization software

Some software aspects of DAE simulation & optimization software. PAMM, 7(1), 1023103–1023104.

By: S. Campbell, J. Betts, A. Engelsone, R. Nikoukhah & M. Najafi

Sources: Crossref, ORCID
Added: February 10, 2020

2007 journal article

The additional dynamics of least squares completions for linear differential algebraic equations

Linear Algebra and Its Applications, 425(2-3), 471–485.

By: I. Okay, S. Campbell & P. Kunkel

Sources: NC State University Libraries, ORCID
Added: August 6, 2018

2006 conference paper

Applications of Robust Failure Detection Algorithms to Power Systems

Proceedings of the 13th International Conference on, Intelligent Systems Application to Power Systems. Presented at the 13th International Conference on, Intelligent Systems Application to Power Systems.

By: K. Drake, S. Campbell, I. Andjelkovic, B. Hannas & K. Sweetingham

Event: 13th International Conference on, Intelligent Systems Application to Power Systems

Sources: Crossref, ORCID
Added: February 10, 2020

2006 journal article

Auxiliary signal design for active failure detection in uncertain linear systems with a priori information

Automatica, 42(2), 219–228.

By: R. Nikoukhah & S. Campbell

Sources: NC State University Libraries, ORCID
Added: August 6, 2018

2006 conference paper

Comparison between failure detection test signals for continuous systems and sampled-data systems

Proceedings of the 45th IEEE Conference on Decision and Control. Presented at the Proceedings of the 45th IEEE Conference on Decision and Control.

By: D. Choe, S. Campbell & R. Nikoukhah

Event: Proceedings of the 45th IEEE Conference on Decision and Control

Sources: Crossref, ORCID
Added: December 16, 2019

2006 journal article

Differential-Algebraic Equations

Oberwolfach Reports, 1077–1168.

By: S. Campbell, R. März, P. Rentrop & L. Petzold

Source: ORCID
Added: August 18, 2019

2006 conference paper

Model Based Failure Detection using Test Signals from Linearizations: A Case Study

2006 IEEE Conference on Computer-Aided Control Systems Design. Presented at the 2006 IEEE Conference on Computer-Aided Control Systems Design.

By: S. Campbell, K. Drake, I. Andjelkovic, K. Sweetingham & D. Choe

Event: 2006 IEEE Conference on Computer-Aided Control Systems Design

Sources: Crossref, ORCID
Added: December 16, 2019

2006 book

Modeling and simulation in Scilab/Scicos

New York: Springer.

By: S. Campbell, J. Chancelier & R. Nikoukhah

Source: NC State University Libraries
Added: August 6, 2018

2006 conference paper

Order of Convergence in the Direct Transcription Solution of Optimal Control Problems

Proceedings of the 44th IEEE Conference on Decision and Control. Presented at the 44th IEEE Conference on Decision and Control.

By: A. Engelsone, S. Campbell & J. Betts

Event: 44th IEEE Conference on Decision and Control

Sources: Crossref, ORCID
Added: February 10, 2020

2006 conference paper

Robust detection of incipient faults: an active approach

2006 14th Mediterranean Conference on Control and Automation. Presented at the 2006 14th Mediterranean Conference on Control and Automation.

By: R. Nikoukhah & S. Campbell

Event: 2006 14th Mediterranean Conference on Control and Automation

Sources: Crossref, ORCID
Added: December 16, 2019

2005 journal article

A multi-model approach to failure detection in uncertain sampled-data systems

European Journal of Control, 11(3), 255–265.

By: R. Nikoukhah & S. Campbell

Sources: NC State University Libraries, ORCID
Added: August 6, 2018

2005 conference paper

A comparison of optimal and suboptimal auxiliary signal design approaches for robust failure detection

Proceedings of 2005 IEEE Conference on Control Applications, 2005. CCA 2005. Presented at the 2005 IEEE Conference on Control Applications, 2005. CCA 2005.

By: D. Choe, S. Campbell & R. Nikoukhah

Event: 2005 IEEE Conference on Control Applications, 2005. CCA 2005.

Sources: Crossref, ORCID
Added: February 10, 2020

2005 conference paper

Auxiliary Signal Design for Robust Failure Detection: A Case Study

2005 International Conference on Control and Automation. Presented at the 2005 International Conference on Control and Automation.

By: D. Choe, S. Campbell & R. Nikoukhah

Event: 2005 International Conference on Control and Automation

Sources: Crossref, ORCID
Added: January 5, 2020

2005 conference paper

Computation of consistent initial conditions for multi-mode DAEs: application to Scicos

2004 IEEE International Conference on Robotics and Automation (IEEE Cat. No.04CH37508). Presented at the 2004 IEEE International Symposium on Computer Aided Control Systems Design.

By: M. Najafi, R. Nikoukhah & S. Campbell

Event: 2004 IEEE International Symposium on Computer Aided Control Systems Design

Sources: Crossref, ORCID
Added: February 10, 2020

2004 conference paper

A numerical integrator for simulation of unstructured implicit models

Proceedings of the 2004 American Control Conference. Presented at the Proceedings of the 2004 American Control Conference.

By: S. Campbell, M. Selva & C. Arevalo

Event: Proceedings of the 2004 American Control Conference

Sources: Crossref, ORCID
Added: February 10, 2020

2004 book

Auxiliary Signal Design for Failure Detection

By: S. Campbell & R. Nikoukhah

Sources: NC State University Libraries, ORCID
Added: August 6, 2018

2004 book

Characterization and Computation of a "Good Control"

In Humboldt-Universität zu Berlin, Mathematisch-Naturwissenschaftliche Fakultät II, Institut für Mathematik.

Source: ORCID
Added: August 18, 2019

2004 conference paper

Direct transcription solution of inequality constrained optimal control problems

Proceedings of the 2004 American Control Conference. Presented at the Proceedings of the 2004 American Control Conference.

By: J. Betts, S. Campbell & A. Engelsone

Event: Proceedings of the 2004 American Control Conference

Sources: Crossref, ORCID
Added: August 31, 2020

2004 conference paper

Initialization of direct transcription optimal control software

42nd IEEE International Conference on Decision and Control (IEEE Cat. No.03CH37475). Presented at the 42nd IEEE International Conference on Decision and Control.

By: J. Betts, S. Campbell & N. Kalla

Event: 42nd IEEE International Conference on Decision and Control

Sources: Crossref, ORCID
Added: February 10, 2020

2004 journal article

Practical methods for optimal control using nonlinear programming, John T. Betts, SIAM, Philadelphia, PA, 2001, ISBN 0-89871-488-5

International Journal of Robust and Nonlinear Control, 14(11), 1019–1021.

By: S. Campbell

Sources: Crossref, ORCID
Added: March 8, 2020

2004 conference paper

Software for auxiliary signal design

Proceedings of the 2004 American Control Conference. Presented at the Proceedings of the 2004 American Control Conference.

By: S. Campbell & R. Nikoukhah

Event: Proceedings of the 2004 American Control Conference

Sources: Crossref, ORCID
Added: February 10, 2020

2004 journal article

Unitary partitioning in general constraint preserving DAE integrators

Mathematical and Computer Modelling, 40(12-Nov), 1273–1284.

By: C. Arevalo, S. Campbell & M. Selva

Sources: NC State University Libraries, ORCID
Added: August 6, 2018

2003 conference paper

Auxiliary signal design for failure detection in uncertain sampled-data systems

2003 European Control Conference (ECC). Presented at the 2003 European Control Conference (ECC).

By: R. Nikoukhah & S. Campbell

Event: 2003 European Control Conference (ECC)

Sources: Crossref, ORCID
Added: February 10, 2020

2003 journal article

Auxiliary signal design for robust active failure detection: the general cost case

Proc. Safeprocess 2003, 259–264.

By: R. Nikoukhah & S. Campbell

Source: NC State University Libraries
Added: July 11, 2019

2002 journal article

Auxiliary signal design for rapid multi-model identification using optimization

Automatica, 38(8), 1313–1325.

By: S. Campbell, K. Horton & R. Nikoukhah

Sources: NC State University Libraries, ORCID
Added: August 6, 2018

2002 journal article

Auxiliary signal design for robust multimodel identification

IEEE Transactions on Automatic Control, 47(1), 158–164.

By: R. Nikoukhah, S. Campbell, K. Horton & F. Delebecque

Sources: NC State University Libraries, ORCID
Added: August 6, 2018

2002 journal article

Compensating for order variation in mesh refinement for direct transcription methods II: Computational experience

Journal of Computational and Applied Mathematics, 143(2), 237–261.

By: J. Betts, N. Biehn, S. Campbell & W. Huffman

Sources: NC State University Libraries, ORCID
Added: August 6, 2018

2002 journal article

Convergence of nonconvergent IRK discretizations of optimal control problems with state inequality constraints

SIAM Journal on Scientific Computing, 23(6), 1981–2007.

By: J. Betts, N. Biehn & S. Campbell

Sources: NC State University Libraries, ORCID
Added: August 6, 2018

2002 conference paper

Determining flatness for complex nonlinear systems

Proceedings IEEE Southeastcon '95. Visualize the Future, 118–122.

By: S. Campbell & W. Terrell

Event: IEEE Southeastcon '95. Visualize the Future

Sources: Crossref, ORCID
Added: September 29, 2019

2002 journal article

Optimization formulations of auxiliary signal design for rapid multi-model identification

Automatica, 38, 1313–1325.

By: S. Campbell, K. Horton, R. Nikoukhah & F. Delebecque

Source: NC State University Libraries
Added: July 11, 2019

2001 conference paper

Auxiliary signal design for failure detection in uncertain systems

Proceedings of the 2000 IEEE International Symposium on Intelligent Control, held jointly with the 8th IEEE Mediterranean Conference on Control & Automation :July 17-19, 2000, University of Patras, Rio Patras, Greece. Piscataway, N.J.: IEEE.

By: R. Nikoukhah, S. Campbell & F. Delebecque

Source: NC State University Libraries
Added: August 6, 2018

2001 journal article

Numerical analysis and systems theory

International Journal of Applied Mathematics and Computer Science, 11(5), 1025–1033.

By: S. Campbell

Source: NC State University Libraries
Added: August 6, 2018

2001 journal article

Numerically constructible observers for linear time-varying descriptor systems

Automatica, 37(3), 445–452.

By: N. Biehn, S. Campbell, R. Nikoukhah & F. Delebecque

Sources: NC State University Libraries, ORCID
Added: August 6, 2018

2001 conference paper

Rapid multi-model identification in systems with delay

Time delay systems 2001 (TDS 2001): A proceedings volume from the 3rd IFAC Workshop, Sante Fe, New Mexico, USA, 8-10 December 2001, 296–301. Oxford: Pergamon.

By: S. Campbell, K. Drake, R. Nikoukhah & F. Delebecque

Source: NC State University Libraries
Added: August 6, 2018

2000 journal article

Compensating for order variation in mesh refinement for direct transcription methods

Journal of Computational and Applied Mathematics, 125(1-2), 147–158.

By: J. Betts, N. Biehn, S. Campbell & W. Huffman

Sources: NC State University Libraries, ORCID
Added: August 6, 2018

2000 conference paper

Computational experience with exploiting order variation in mesh refinement for direct transcription methods

Proceedings: 16th IMACS World Congress. New Brunswick, NJ: IMACS.

By: J. Betts, N. Biehn, S. Campbell & W. Huffman

Source: NC State University Libraries
Added: August 6, 2018

2000 conference paper

Convergence of nonconvergent IRK discretizations of optimal control problems

Proceedings: 16th IMACS World Congress. New Brunswick, NJ: IMACS.

By: J. Betts, N. Biehn, S. Campbell & W. Huffman

Source: NC State University Libraries
Added: August 6, 2018

2000 journal article

Detection signal design for failure detection: a robust approach

International Journal of Adaptive Control and Signal Processing, 14(7), 701–724.

By: R. Nikoukhah, S. Campbell & F. Delebecque

Sources: NC State University Libraries, ORCID
Added: August 6, 2018

2000 conference paper

Multi-model identification and the separability index

By: R. Nikoukhah, F. Delebecque, S. Campbell & K. Horton

Source: NC State University Libraries
Added: August 6, 2018

2000 conference paper

On a general descriptor LQ problem

Proceedings of the 8th IEEE Mediterranean Conference on Control & Automation: July 17-19, 2000, University of Patras, Patras, Greece.

By: R. Nikoukhah, S. Campbell & F. Delebecque

Source: NC State University Libraries
Added: August 6, 2018

2000 journal article

On singular equilibria of index-1 DAEs

Circuits, Systems, and Signal Processing, 19(2), 131–157.

By: R. Riaza, S. Campbell & W. Marszalek

Sources: NC State University Libraries, ORCID
Added: August 6, 2018

2000 conference paper

Rapid model selection and the separability index

Fault detection, supervision and safety for technical processes 2000 (SAFEPROCESS 2000): A proceedings volume from the 4th IFAC Symposium, Budapest, Hungary, 14-16 June 2000, 1187–1192.

By: S. Campbell, K. Horton, R. Nikoukhah & F. Delebecque

Sources: NC State University Libraries, ORCID
Added: August 6, 2018

2000 journal article

Some comments on DAE theory for IRK methods and trajectory optimization

Journal of Computational and Applied Mathematics, 120(1/2), 109–131.

By: N. Biehn, S. Campbell, L. Jay & T. Westbrook

Sources: NC State University Libraries, ORCID
Added: August 6, 2018

2000 journal article

The jump behavior and stability analysis for 2-D singular systems

Multidimensional Systems and Signal Processing, 11(4), 321–338.

By: Y. Zou & S. Campbell

Sources: NC State University Libraries, ORCID
Added: August 6, 2018

1999 journal article

DAEs arising from traveling wave solutions of PDEs II

Computers & Mathematics With Applications, 37(1), 15–34.

By: W. Marszalek & S. Campbell

Sources: NC State University Libraries, ORCID
Added: August 6, 2018

1999 journal article

Kalman filtering for general discrete-time linear systems

IEEE Transactions on Automatic Control, 44(10), 1829–1839.

By: R. Nikoukhah, S. Campbell & F. Delebecque

Sources: NC State University Libraries, ORCID
Added: August 6, 2018

1999 conference paper

Mesh refinement that exploits order variation

Proceedings of the Workshop: Optimalsteuerungsprobleme in der Luft- und Raumfahrt, Universitat Greifswald, 7/8 Oktober 1999 (Sonderforschungsbereich; 255), 1–12. Munchen: Hieronymus.

By: J. Betts, W. Huffman, N. Biehn & S. Campbell

Source: NC State University Libraries
Added: August 6, 2018

1999 chapter

Nonlinear descriptor systems

In Advances in control: Highlights of ECC '99 (pp. 247–282).

By: S. Campbell, R. Nikoukhah & F. DeLebecque

Sources: NC State University Libraries, ORCID
Added: August 6, 2018

1999 journal article

The index of an infinite dimensional implicit system

Mathematical and Computer Modelling, 5(1), 18–42.

By: S. Campbell & W. Marszalek

Sources: NC State University Libraries, ORCID
Added: August 6, 2018

1998 journal article

Behavior of the nonunique terms in general DAE integrators

Applied Numerical Mathematics, 28(2-4), 209–226.

By: S. Campbell & K. Yeomans

Sources: NC State University Libraries, ORCID
Added: August 6, 2018

1998 chapter

Intelligent DAE solvers and user friendly design, simulation, and analysis packages

In 1998 IEEE International Conference on Systems, Man, and Cybernetics: Intelligent systems for humans in a cyberworld, Hyatt La Jolla, San Diego, California, USA, October 11-14, 1998 (pp. 177–3182).

By: S. Campbell

Sources: NC State University Libraries, ORCID
Added: August 6, 2018

1998 journal article

Mixed symbolic-numerical computations with general DAEs - II: An applications case study

Numerical Algorithms, 19(1-4), 85–94.

By: S. Campbell & W. Marszalek

Sources: NC State University Libraries, ORCID
Added: August 6, 2018

1998 journal article

Mixed symbolic-numerical computations with general DAEs I: System properties

Numerical Algorithms, 19(1-4), 73–83.

By: S. Campbell, R. Hollenbeck, K. Yeomans & Y. Zhong

Sources: NC State University Libraries, ORCID
Added: August 6, 2018

1998 journal article

Observer design for general linear time-invariant systems

Automatica, 34(5), 575–583.

By: R. Nikoukhah, S. Campbell & F. Delebecque

Sources: NC State University Libraries, ORCID
Added: August 6, 2018

1998 chapter

Observer design for linear time varying descriptor systems: Numerical algorithms

In Proceedings of the 37th IEEE Conference on Decision and Control: December 16-18, 1998, Hyatt Regency Westshore, Tampa, Florida (pp. 3801–3806).

By: N. Biehn, S. Campbell, F. Delebecque & R. Nikoukhah

Sources: NC State University Libraries, ORCID
Added: August 6, 2018

1998 chapter

The interaction between simulation and modeling in infinite dimensional systems

In Theory and practice of control: proceedings of the 6th IEEE Mediterranean Conference, Alghero, Sardinia, Italy 9-11 June 1998 (pp. 322–327).

By: S. Campbell & W. Marszalek

Sources: NC State University Libraries, ORCID
Added: August 6, 2018

1997 journal article

DAEs arising from traveling wave solutions of PDEs

Journal of Computational and Applied Mathematics, 82(1-2), 41–58.

By: S. Campbell & W. Marszalek

Sources: NC State University Libraries, ORCID
Added: August 6, 2018

1997 journal article

Jacobian reuse in explicit integrators for higher index DAEs

Applied Numerical Mathematics, 25(1997), 391–412.

By: S. Campbell & Y. Zhong

Sources: NC State University Libraries, ORCID
Added: August 6, 2018

1997 journal article

The effects of computational delay in descriptor-based trajectory tracking control

International Journal of Control, 67(2), 251–273.

By: D. Wissel, R. Nikoukhah, S. Campbell & F. Delebecque

Sources: NC State University Libraries, ORCID
Added: August 6, 2018

1996 chapter

Automatic differentiation and implicit differential equations

In Computational differentiation: Techniques, applications, and tools. Philadelphia: SIAM.

By: S. Campbell & R. Hollenbeck

Source: NC State University Libraries
Added: August 6, 2018

1996 journal article

Convergence Estimates for Solution of Integral Equations with GMRES

Journal of Integral Equations and Applications, 8(1), 19–34.

By: S. Campbell, I. Ipsen, C. Kelley, C. Meyer & Z. Xue

Sources: Crossref, ORCID
Added: August 31, 2020

1996 journal article

ODE/DAE Integrators and MOL Problems

Zeitschrift Fuer Angewandte Mathematik Und Mechanik (ZAMM), 251–254.

By: S. Campbell & W. Marszalek

Source: NC State University Libraries
Added: July 11, 2019

1995 journal article

Constraint preserving integrators for general nonlinear higher index DAEs

Numerische Mathematik, 69(4), 383–399.

By: S. Campbell & E. Moore

Sources: Crossref, ORCID
Added: August 31, 2020

1995 journal article

High-Index Differential Algebraic Equations

Mechanics of Structures and Machines, 23(2), 199–222.

By: S. Campbell

Sources: ORCID, Crossref
Added: August 18, 2019

1995 journal article

Linearization of DAEs along trajectories

ZAMP Zeitschrift f�r Angewandte Mathematik Und Physik, 46(1), 70–84.

By: S. Campbell

Sources: Crossref, ORCID
Added: August 31, 2020

1995 journal article

Nonregular 2D descriptor delay systems

IMA Journal of Mathematical Control and Information, 12(1), 57–67.

By: S. Campbell

Sources: Crossref, ORCID
Added: August 31, 2020

1995 journal article

Solvability of General Differential Algebraic Equations

SIAM Journal on Scientific Computing, 16(2), 257–270.

By: S. Campbell & E. Griepentrog

Sources: Crossref, ORCID
Added: August 31, 2020

1995 journal article

The index of general nonlinear DAEs

Numerische Mathematik, 72(2), 173–196.

By: S. Campbell & C. Gear

Sources: ORCID, Crossref
Added: August 18, 2019

1994 conference paper

A Coordinate Free Approach for Constraint Preserving Higher Index DAE Integrators

Proc. 94 IMACS World Congress on Scientific Computation, 65–68.

By: S. Campbell & E. Moore

Source: NC State University Libraries
Added: September 11, 2019

1994 journal article

Progress on a general numerical method for nonlinear higher index DAEs II

Circuits, Systems, and Signal Processing, 13(2-3), 123–138.

By: S. Campbell & E. Moore

Sources: Crossref, ORCID
Added: August 31, 2020

1994 journal article

Utilization of automatic differentiation in control algorithms

IEEE Transactions on Automatic Control, 39(5), 1047–1052.

By: S. Campbell, E. Moore & Y. Zhong

Sources: Crossref, ORCID
Added: August 31, 2020

1993 journal article

Least squares completions for nonlinear differential algebraic equations

Numerische Mathematik, 65(1), 77–94.

By: S. Campbell

Sources: ORCID, Crossref
Added: August 18, 2019

1992 journal article

Uniqueness of completions for linear time varying differential algebraic equations

Linear Algebra and Its Applications, 161, 55–67.

By: S. Campbell

Sources: Crossref, ORCID
Added: August 31, 2020

1991 journal article

Comments on 2-D descriptor systems

Automatica, 27(1), 189–192.

By: S. Campbell

Source: ORCID
Added: August 18, 2019

1991 journal article

Differentiation of Constraints in Differential-Algebraic Equations∗

Mechanics of Structures and Machines, 19(1), 19–39.

By: S. Campbell & B. Leimkuhler

Sources: Crossref, ORCID
Added: August 31, 2020

1991 journal article

Duality, observability, and controllability for linear time-varying descriptor systems

Circuits Systems and Signal Processing, 10(4), 455–470.

By: S. Campbell, N. Nichols & W. Terrell

Sources: Crossref, ORCID
Added: August 31, 2020

1991 journal article

Observability of Linear Time-Varying Descriptor Systems

SIAM Journal on Matrix Analysis and Applications, 12(3), 484–496.

By: S. Campbell & W. Terrell

Sources: Crossref, ORCID
Added: August 31, 2020

1990 journal article

Convergence of BDF approximations for nonsolvable differential algebraic equations

Applied Numerical Mathematics, 6(3), 153–158.

By: S. Campbell & K. Clark

Sources: Crossref, ORCID
Added: August 31, 2020

1989 journal article

Comments on functional reproducibility of time-varying input-output systems

IEEE Transactions on Automatic Control, 34(8), 922–924.

By: S. Campbell

Sources: Crossref, ORCID
Added: August 31, 2020

1989 conference paper

The Numerical Solution of Singular Systems Arising in Control Problems

1989 American Control Conference. Presented at the 1989 American Control Conference.

By: S. Campbell

Event: 1989 American Control Conference

Sources: Crossref, ORCID
Added: August 31, 2020

1988 journal article

Control problem structure and the numerical solution of linear singular systems

Mathematics of Control, Signals, and Systems, 1(1), 73–87.

By: S. Campbell

Sources: Crossref, ORCID
Added: August 31, 2020

1988 chapter

Singular control problem structure and the convergence of backward differentiation formulas

In C. I. Brynes, C. F. Martin, & R. E. Saeks (Eds.), Linear Circuits, Systems, and Signal Processing (pp. 19–26). North Holland.

By: S. Campbell & K. Clark

Ed(s): C. Brynes, C. Martin & R. Saeks

Source: NC State University Libraries
Added: July 11, 2019

1987 journal article

A General Form for Solvable Linear Time Varying Singular Systems of Differential Equations

SIAM Journal on Mathematical Analysis, 18(4), 1101–1115.

By: S. Campbell

Sources: Crossref, ORCID
Added: August 31, 2020

1987 journal article

Comment on controlling generalized state-space (descriptor) systems

International Journal of Control, 46(6), 2229–2230.

By: S. Campbell

Sources: Crossref, ORCID
Added: August 31, 2020

1987 report

Derivative Arrays, Geometric Control Theory, and Realizations of Linear Descriptor Systems.

By: S. Campbell & W. Terrell

Sources: ORCID, Crossref
Added: August 18, 2019

1987 article

Distributional Convergence of BDF (Backward Differentiation Formulas) Approximations to Solutions of Descriptor Systems.

Defense Technical Information Center.

Source: ORCID
Added: August 18, 2019

1987 conference paper

Local realizations of time varying descriptor systems

26th IEEE Conference on Decision and Control. Presented at the 26th IEEE Conference on Decision and Control.

By: S. Campbell

Event: 26th IEEE Conference on Decision and Control

Sources: ORCID, Crossref
Added: August 18, 2019

1987 report

Solving Singular Systems Using Orthogonal Functions.

In Defense Technical Information Center.

By: S. Campbell & K. Yeomans

Source: ORCID
Added: August 18, 2019

1987 article

The Numerical and Analytic Analysis of Implicit Differential Equations and Their Application to Control and Circuit Problems.

Defense Technical Information Center.

Source: ORCID
Added: August 18, 2019

1986 journal article

Countability of Sets

The American Mathematical Monthly, 93(6), 480–481.

By: S. Campbell

Sources: Crossref, ORCID
Added: August 31, 2020

1986 journal article

Index two linear time varying singular systems of differential equations

Circuits, Systems, and Signal Processing, 5(1), 97–107.

By: S. Campbell

Sources: Crossref, ORCID
Added: August 31, 2020

1986 report

Progress Report Number 2 on Contract AFOSR-84-0240.

By: S. Campbell

Source: ORCID
Added: August 18, 2019

1985 journal article

Bounded solutions of discrete singular systems on infinite time intervals

IEEE Transactions on Automatic Control, 30(2), 165–168.

By: S. Campbell & J. Rodriguez

Sources: Crossref, ORCID
Added: August 31, 2020

1985 other

Rank deficient least squares and the numerical solution of linear singular implicit systems of differential equations

By: S. Campbell

Sources: Crossref, ORCID
Added: August 31, 2020

1985 journal article

The Numerical Solution of Higher Index Linear Time Varying Singular Systems of Differential Equations

SIAM Journal on Scientific and Statistical Computing, 6(2), 334–348.

By: S. Campbell

Sources: Crossref, ORCID
Added: August 31, 2020

1984 conference paper

Nonlinear time-varying generalized state-space systems: An overview

The 23rd IEEE Conference on Decision and Control. Presented at the The 23rd IEEE Conference on Decision and Control.

By: S. Campbell

Event: The 23rd IEEE Conference on Decision and Control

Sources: ORCID, Crossref
Added: August 18, 2019

1984 journal article

Regularizations of linear time varying singular systems

Automatica, 20(3), 365–370.

By: S. Campbell

Sources: ORCID, Crossref
Added: August 18, 2019

1984 journal article

Review of polynomials and linear control systems, by Stephen Barnett

Linear Algebra and Its Applications, 61, 289–290.

By: S. Campbell

Source: ORCID
Added: August 18, 2019

1983 journal article

Canonical Forms and Solvable Singular Systems of Differential Equations

SIAM Journal on Algebraic Discrete Methods, 4(4), 517–521.

By: S. Campbell & L. Petzold

Sources: Crossref, ORCID
Added: August 31, 2020

1983 journal article

Consistent initial conditions for singular nonlinear systems

Circuits, Systems, and Signal Processing, 2(1), 45–55.

By: S. Campbell

Sources: Crossref, ORCID
Added: August 31, 2020

1983 journal article

Index Two Linear Time-Varying Singular Systems of Differential Equations

SIAM Journal on Algebraic Discrete Methods, 4(2), 237–243.

By: S. Campbell

Sources: Crossref, ORCID
Added: August 31, 2020

1983 conference paper

Multiparameter singular systems: Nondissective approaches

The 22nd IEEE Conference on Decision and Control. Presented at the The 22nd IEEE Conference on Decision and Control.

By: S. Campbell

Event: The 22nd IEEE Conference on Decision and Control

Sources: ORCID, Crossref
Added: August 18, 2019

1983 journal article

One canonical form for higher-index linear time-varying singular systems

Circuits, Systems, and Signal Processing, 2(3), 311–326.

By: S. Campbell

Sources: Crossref, ORCID
Added: August 31, 2020

1983 chapter

Recent applications of generalized inverses

In Recent Applications of Generalized Inverses (pp. 1–11). Pitman.

By: S. Campbell

Source: NC State University Libraries
Added: July 11, 2019

1982 journal article

On positive controllers and linear quadratic optimal control problems†

International Journal of Control, 36(5), 885–888.

By: S. Campbell

Sources: Crossref, ORCID
Added: August 31, 2020

1981 journal article

A more singular singularly perturbed linear system

IEEE Transactions on Automatic Control, 26(2), 507–510.

By: S. Campbell

Sources: Crossref, ORCID
Added: August 31, 2020

1981 journal article

A nonlinear system with singular vector field near equilibria

Applicable Analysis, 12(1), 57–71.

By: S. Campbell & J. Silverstein

Sources: Crossref, ORCID
Added: August 31, 2020

1981 journal article

Computing nonnegative rank factorizations

Linear Algebra and Its Applications, 35, 175–182.

By: S. Campbell & G. Poole

Sources: Crossref, ORCID
Added: August 31, 2020

1981 journal article

On an assumption guaranteeing boundary layer convergence of singularly perturbed systems

Automatica, 17(4), 645–646.

By: S. Campbell

Sources: ORCID, Crossref
Added: August 18, 2019

1980 journal article

Continuity of The Drazin inverse

Linear and Multilinear Algebra, 8(3), 265–268.

By: S. Campbell

Sources: ORCID, Crossref
Added: August 18, 2019

1980 journal article

Operators on Banach spaces with complemented ranges

Acta Mathematica Academiae Scientiarum Hungaricae, 35(1-2), 123–128.

By: S. Campbell & G. Faulkner

Sources: Crossref, ORCID
Added: August 31, 2020

1980 journal article

Singular linear systems of differential equations with delays

Applicable Analysis, 11(2), 129–136.

By: S. Campbell

Sources: ORCID, Crossref
Added: August 18, 2019

1979 journal article

Limit behavior of solutions of singular difference equations

Linear Algebra and Its Applications, 23, 167–178.

By: S. Campbell

Sources: Crossref, ORCID
Added: August 31, 2020

1979 journal article

Nonregular Singular Dynamic Leontief Systems

Econometrica, 47(6), 1565.

By: S. Campbell

Sources: ORCID, Crossref
Added: August 18, 2019

1979 journal article

On a singularly perturbed autonomous linear control problem

IEEE Transactions on Automatic Control, 24(1), 115–117.

By: S. Campbell

Sources: Crossref, ORCID
Added: August 31, 2020

1979 journal article

Singular Perturbation of Autonomous Linear Systems

SIAM Journal on Mathematical Analysis, 10(3), 542–551.

By: S. Campbell & N. Rose

Sources: Crossref, ORCID
Added: August 31, 2020

1978 journal article

On the limit of a product of matrix exponentials

Linear and Multilinear Algebra, 6(1), 55–59.

By: S. Campbell

Sources: Crossref, ORCID
Added: August 31, 2020

1978 journal article

Optimal control of discrete linear processes with quadratic cost

International Journal of Systems Science, 9(8), 841–847.

By: S. Campbell

Sources: Crossref, ORCID
Added: August 31, 2020

1978 journal article

Singular perturbation of autonomous linear systems, II

Journal of Differential Equations, 29(3), 362–373.

By: S. Campbell

Sources: ORCID, Crossref
Added: August 18, 2019

1978 journal article

Weak Drazin inverses

Linear Algebra and Its Applications, 20(2), 167–178.

By: S. Campbell & C. Meyer

Sources: ORCID, Crossref
Added: August 18, 2019

1977 journal article

Linear Systems of Differential Equations with Singular Coefficients

SIAM Journal on Mathematical Analysis, 8(6), 1057–1066.

By: S. Campbell

Sources: Crossref, ORCID
Added: August 31, 2020

1976 journal article

Differentiation of the Drazin Inverse

SIAM Journal on Applied Mathematics, 30(4), 703–707.

By: S. Campbell

Sources: Crossref, ORCID
Added: August 31, 2020

1976 journal article

Optimal Control of Autonomous Linear Processes with Singular Matrices in the Quadratic Cost Functional

SIAM Journal on Control and Optimization, 14(6), 1092–1106.

By: S. Campbell

Sources: Crossref, ORCID
Added: August 31, 2020

1976 conference paper

Optimal control of autonomous linear processes with singular matrices in the quadratic cost functional II

1976 IEEE Conference on Decision and Control including the 15th Symposium on Adaptive Processes. Presented at the 1976 IEEE Conference on Decision and Control including the 15th Symposium on Adaptive Processes.

By: S. Campbell

Event: 1976 IEEE Conference on Decision and Control including the 15th Symposium on Adaptive Processes

Sources: Crossref, ORCID
Added: August 31, 2020

1976 journal article

The Drazin Inverse of an Infinite Matrix

SIAM Journal on Applied Mathematics, 31(3), 492–503.

By: S. Campbell

Sources: Crossref, ORCID
Added: August 31, 2020

1975 journal article

EP Operators and Generalized Inverses

Canadian Mathematical Bulletin, 18(3), 327–333.

By: S. Campbell & C. Meyer

Sources: ORCID, Crossref
Added: August 18, 2019

1974 journal article

Linear operators for whichT∗TandTT∗commute. II

Pacific Journal of Mathematics, 53(2), 355–361.

By: S. Campbell

Source: ORCID
Added: August 18, 2019

1972 journal article

Linear operators for which T*T and TT* commute

Proc. American Mathematical Society, 34, 177–180.

By: S. Campbell

Source: NC State University Libraries
Added: July 11, 2019

1972 journal article

Operator-valued inner functions analytic on the closed disc

Pacific Journal of Mathematics, 41(1), 57–62.

By: S. Campbell

Sources: ORCID, Crossref
Added: August 18, 2019

1972 journal article

The exponential representation of operator valued, differentiable inner functions

Journal of Differential Equations, 12(3), 455–461.

By: S. Campbell

Sources: Crossref, ORCID
Added: August 31, 2020

Employment

1972 - present

North Carolina State University Raleigh, NC, US
Professor Mathematics

Education

1967 - 1972

Northwestern University Evanston, IL, US
PhD Mathematics