Conditions for Optimality over $H^infty $Helton, J. William; Merino, Orlando · SIAM Journal on Control and Optimization · 1993

A fibered polynomial hull without an analytic selection.Helton, J. William; Merino, Orlando · The Michigan Mathematical Journal · 1994

Optimization over analytic functions whose founrier coefficients are constrainedJ. William Helton; Orlando Merino; Trent E. Walker · 1995

H∞ optimization with plant uncertainty and semidefinite programmingJ. William Helton; Orlando Merino; Trent E. Walker · 1998

Classical Control Using H∞ Methods (Theory, Optimization, and Design) || 20. ProofsHelton, J. William; Merino, Orlando · 1998

Classical Control Using H∞ Methods (Theory, Optimization, and Design) || 4. OptimizationHelton, J. William; Merino, Orlando · 1998

Classical Control Using H∞ Methods (Theory, Optimization, and Design) || 6. ExamplesHelton, J. William; Merino, Orlando · 1998

Classical Control Using H∞ Methods (Theory, Optimization, and Design) || Front MatterHelton, J. William; Merino, Orlando · 1998