| Functions | Mathematical formula | Name | Dimension | Search space | Optima |
| f1 | | Sphere | n | −100, 100 | 0 | f2 | | Schwefel’s Problem 2.22 | n | 10, 10 | 0 | f3 | | Schwefel’s Problem 1.2 | n | −100, 100 | 0 | f4 | | Schwefel’s Problem 2.21 | n | −100, 100 | 0 | f5 | | Rosenbrock function | n | −30, 30 | 0 | f6 | | Step function | n | −100, 100 | 0 | f7 | | Quartic function | n | −1.28, 1.28 | 0 | f8 | | Schwefel function | n | −512, 512 | −12569.5 | f9 | | Rastrigin function | n | −5.12, 5.12 | 0 | f10 | | Ackley function | n | −32, 32 | 0 | f11 | | Griewank function | n | −600, 600 | 0 | f12 | | Penalized function 1 | n | −50, 50 | 0 | f13 | | Penalized function 2 | n | −50, 50 | 0 | F1 | | Shifted sphere function | n | −100, 100 | −450 | F2 | | Shifted Schwefel’s Problem 1.2 | n | −100, 100 | −450 | F3 | | Shifted rotated high conditioned elliptic function | n | −100, 100 | −450 | F4 | | Shifted Schwefel’s Problem 1.2 with noise in fitness | n | −100, 100 | −450 | F5 | | Schwefel’s Problem 2.6 with global optimum on bounds | n | −30, 30 | −310 | F6 | | Shifted rosenbrock’s function | n | −100, 100 | 390 | F7 | | Shifted rotated Griewank’s function without bounds | n | Outside of initialization range 0, 600 | −180 | F8 | | Shifted rotated Ackley’s function with global optimum on bounds | n | −32, 32 | −140 | F9 | | Shifted Rastrigin’s function | n | −5.12, 5.12 | −330 | F10 | | Shifted rotated Rastrigin’s function | n | −5.12, 5.12 | −330 | F11 | | Shifted rotated weierstrass Function | n | −600, 600 | 90 | F12 | | Schwefel’s Problem 2.13 | n | −100, 100 | −460 | F13 | | Expanded extended Griewank’s plus Rosenbrock’s function (F8F2) | n | −50, 50 | −130 | F14 | | Shifted rotated expanded Scaffer’s F6 | n | −100, 100 | −300 |
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