A Second-Order Finite-Difference Method for Derivative-Free Optimization

Table 1

Test problem.

Name		The form of the problem
Crescent [26]	2
CB2 [26]	2
CB3 [26]	2
DEM [26]	2
QL [26]	2
LQ [26]	2
Mifflin 1 [26]	2
Mifflin 2 [26]	2
Rosen-Suzuki [26]	4
		Shor [26]	5	are given in [26]
		Colville [26]	5
				are given in [26]
		HS78 [26]	5
El-Attar [26]	6
				Maxquad [26]	10	,
						,
Gill [26]	10
		Maxl [26]	{10, 20, 30}
		TR48 [26]	{10, 20, 30}	, and are given in [26]
		L1HILB [26]	{10, 20, 30}
Shell Dual [26]	15
		, are given in [26]
		Chained LQ [28]	{10, 20, 30}
Chained CB3 I [28]	{10, 20, 30}
Chained CB3 II [28]	{10, 20, 30}
Number of active faces [28]	{10, 20, 30}
Nonsmooth generalization of brown function 2 [28]	{10, 20, 30}
Chained Mifflin2 [28]	{10, 20, 30}
Chained crescent I [28]	{10, 20, 30}
Chained crescent II [28]	{10, 20, 30}