Mathematics of Computation, Vol. 26, No. 117 (Jan., 1972), pp. 145-166 (22 pages) The Davidon formula and others of the "quasi-Newton" class, which are used in the unconstrained minimization of a ...
SIAM Journal on Numerical Analysis, Vol. 29, No. 5 (Oct., 1992), pp. 1413-1434 (22 pages) This article studies iterative methods defined by xk + 1 = Φ (xk, Ek), where xk ∈ Rn and Ek lie on a space of ...