The Trid function has no local minimum except the global one. It is shown here in its two-dimensional form. Adorio, E. P., & Diliman, U. P. MVF - Multivariate Test Functions Library in C for ...
The function is usually evaluated on the hypercube x i ∈ [0, 10], for all i = 1, …, d. Adorio, E. P., & Diliman, U. P. MVF - Multivariate Test Functions Library ...