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CAMEL6.SIF
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***************************
* SET UP THE INITIAL DATA *
***************************
NAME CAMEL6
* Problem :
* *********
* Source: Six hump camel in
* L. C. W. Dixon and G. P. Szego (Eds.)
* Towards Global Optimization
* North Holland, 1975.
* SIF input: A.R. Conn May 1995
* classification OBR2-AN-2-0
VARIABLES
X1
X2
GROUPS
N OBJ
CONSTANTS
BOUNDS
UP CAMEL6 X1 3.0
LO CAMEL6 X1 -3.0
UP CAMEL6 X2 1.5
LO CAMEL6 X2 -1.5
START POINT
XV CAMEL6 X1 1.1
XV CAMEL6 X2 1.1
ELEMENT TYPE
EV SQ V1
EV 2PROD V1 V2
EV SIXPW V1
EV FORPW V1
ELEMENT USES
T E1 SQ
V E1 V1 X1
T E2 FORPW
V E2 V1 X1
T E3 SIXPW
V E3 V1 X1
T E4 2PROD
V E4 V1 X1
V E4 V2 X2
T E5 SQ
V E5 V1 X2
T E6 FORPW
V E6 V1 X2
GROUP USES
E OBJ E1 4.0 E2 -2.1
E OBJ E3 0.333333333333 E4
E OBJ E5 -4.0 E6 4.0
OBJECT BOUND
* Solution
*LO SOLTN -1.031628
ENDATA
***********************
* SET UP THE FUNCTION *
* AND RANGE ROUTINES *
***********************
ELEMENTS CAMEL6
INDIVIDUALS
T 2PROD
F V1 * V2
G V1 V2
G V2 V1
H V1 V2 1.0
T SQ
F V1 * V1
G V1 2.0 * V1
H V1 V1 2.0
T FORPW
F V1 ** 4.0
G V1 4.0 * V1**3.0
H V1 V1 12.0 * V1 * V1
T SIXPW
F V1 ** 6.0
G V1 6.0 * V1**5.0
H V1 V1 30.0 * V1**4.0
ENDATA