2004 Publications
Pseudospectral components and the distance to uncontrollability,
J.V. Burke, A.S. Lewis, and M.L. Overton,
SIAM Journal on Matrix Analysis and its Applications
26 (2004), 350-361.
Identifying active constraints via partial smoothness and prox-regularity
W.L. Hare and A.S. Lewis,
Journal of Convex Analysis
11 (2004), 251-266.
The structured distance to ill-posedness for conic systems
A.S. Lewis,
Mathematics of Operations Research
29 (2004), 776-785.
Variational analysis of the abscissa mapping for polynomials and
the Gauss-Lukas theorem
J.V. Burke, A.S. Lewis and M.L. Overton,
Journal of Global Optimization
28 (2004), 259-268.