The use of a method of perturbations in the synthesis of closed-loop optimal control laws for non-linear systems. - J. F. Baldwin; J. H. Sims Williams (Autom., 1969)

Reasoning with geometry: Predicting stress concentration factors. - Kenneth N. Brown; J. H. Sims Williams; Janardan Devlukia; Chris A. McMahon (Artif. Intell. Eng., 1990)

Knowledge-based inspection planning. - Huaming Lee; Jon Sims Williams; James Tannock (Artif. Intell. Eng. Des. Anal. Manuf., 1992)

Observations on the application and development of parametric-programming techniques. - Chris A. McMahon; K. Lehane; J. H. Sims Williams; G. Webber (Comput. Aided Des., 1992)

Logic-based reasoning about actions and plans in artificial intelligence. - Huaming Lee; James Tannock; Jon Sims Williams (Knowl. Eng. Rev., 1993)

A formal language for the design of manufacturable objects. - Kenneth N. Brown; Chris A. McMahon; J. H. Sims Williams (Formal Design Methods for CAD, 1994)

Conceptual geometric reasoning by the manipulation of models based on prototypes. - Kenneth N. Brown; J. H. Sims Williams; Chris A. McMahon (Artif. Intell. Eng. Des. Anal. Manuf., 1995)

Current trends in Al planning: EWSP 93-2nd European Workshop on Planning edited by C. Backstrom and E. Sandwall, lOS Press, Amsterdam, 1994. - Huaming Lee; Jon Sims Williams (Knowl. Eng. Rev., 1995)

Describing process plans as the formal semantics of a language of shape. - Kenneth N. Brown; Chris A. McMahon; J. H. Sims Williams (Artif. Intell. Eng., 1996)

Symbolic calculus for volumetric reasoning about process plans. - Huaming Lee; Jon Scott; Jon Sims Williams; David Cox (Artif. Intell. Eng. Des. Anal. Manuf., 1996)

A Genetic Algorithm Approach to Planning the Telecommunications Access Network. - David Brittain; J. H. Sims Williams; Chris A. McMahon (ICGA, 1997)

No zero match browsing of hierarchically categorized information entities. - Chris A. McMahon; Rose Crossland; Alistair Lowe; Tulan Shah; J. H. Sims Williams; Steve J. Culley (Artif. Intell. Eng. Des. Anal. Manuf., 2002)