A 3-dimensional test function.
dettepepel.3.data(x)a 3-dimensional vector specifying the location where the function is to be evaluated.
A real value equal to the function value evaluated at x.
For more details see Dette, H., & Pepelyshev, A. (2010). Generalized Latin hypercube design for computer experiments. Technometrics, 52(4).
Dette, H., & Pepelyshev, A. (2010). Generalized Latin hypercube design for computer experiments. Technometrics, 52(4).
S. Surjanovic, D. Bingham, Virtual Library of Simulation Experiments: Test Functions and Datasets, retrieved March 29, 2016, from http://www.sfu.ca/~ssurjano/detpep10curv.html.