The Trid function has no local minimum except the global one. It is shown here in its two-dimensional form.
Input Domain:The function is usually evaluated on the hypercube xi ∈ [-d2, d2], for all i = 1, …, d.
Adorio, E. P., & Diliman, U. P. MVF - Multivariate Test Functions Library in C for Unconstrained Global Optimization (2005). Retrieved August 2017, from http://www.geocities.ws/eadorio/mvf.pdf.
Global Optimization Test Problems. Retrieved June 2013, from
For questions or comments, please email Derek Bingham at: firstname.lastname@example.org.