Active Constraint Identification

• Exposing constraints,
  with J.J.More, SIAM J. Optimization, 4(1994), 573--595.
• On the identification of active constraints II: the nonconvex case,
  SIAM J. Numer. Anal., 27 (1990), 1081-1102.
• On the identification of active constraints,
  with J.J.More, SIAM J. Numer. Anal., 25 (1988), 1197--1211.