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The chained CB3 II test function is defined as
generate_chained_cb3_ii_function(dimensions)
[integer(1)] Size of parameter space.
integer(1)
A soo_function.
soo_function
$$f(x) = \max\left\{\sum_{i=1}^{n-1} \left(x_i^4 + x_{i+1}^2\right), \sum_{i=1}^{n-1} \left((2-x_i)^2 + (2-x_{i+1})^2\right), \sum_{i=1}^{n-1} \left(2e^{-x_i + x_{i+1}}\right)\right\}$$
Haarala, M. and Miettinen, K. and Maekelae, M. M., New limited memory bundle method for large-scale nonsmooth optimization.