Brinkhuis, J.; Protassov, V. - Erasmus University Rotterdam, Econometric Institute - 2008
summationtextmj=1〈∇fj(hatwidex),h〉2 ≤ 1 in the variable vector h ∈ W. Let u be a positive scalar
2
multiple of ¯u that is so large … orthogonal to W. Let E be the ellipsoid in W given by the inequalitysummationtext
m
j=1〈∇fj(0),h〉
2 ≤ 1 in the variable vector h … Applied
Mathematics, Princeton, N.J., 2005, 682 pp.
[6] H.S.M.Coxeter, S.Greitzer, Geometry revisited, The L. W. Singer …