Sum of Different Powers Function
The Sum of Different Powers function is unimodal. It is shown here in its two-dimensional form.
Input Domain:The function is usually evaluated on the hypercube xi ∈ [-1, 1], for all i = 1, …, d.
Molga, M., & Smutnicki, C. Test functions for optimization needs (2005). Retrieved June 2013, from http://www.zsd.ict.pwr.wroc.pl/files/docs/functions.pdf.
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