Shekel function
Encyclopedia
Shekel function is a multidimensional, multimodal, continuous, deterministic function
commonly used as a test function for testing optimization
techniques.
The mathematical form of a function in
dimensions with 
maxima is:
or, similarly,
Function (mathematics)
In mathematics, a function associates one quantity, the argument of the function, also known as the input, with another quantity, the value of the function, also known as the output. A function assigns exactly one output to each input. The argument and the value may be real numbers, but they can...
commonly used as a test function for testing optimization
Optimization (mathematics)
In mathematics, computational science, or management science, mathematical optimization refers to the selection of a best element from some set of available alternatives....
techniques.
The mathematical form of a function in
dimensions with maxima is:or, similarly,