## Sum of Different Powers Function

### Description:

*Dimensions: d*

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 x_{i}∈ [-1, 1], for all i = 1, …, d.

### Global Minimum:

### Code:

### Reference:

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.

For questions or comments, please email Derek Bingham at: dbingham@stat.sfu.ca.

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