Lambert_W

% Lambert_W Lambert's W function. % W = lambertw(Z) solves W*exp(W) = Z. % W = lambertw(K,Z) is the K-th branch of this multi-valued f

% Lambert_W Lambert's W function.

% W = lambertw(Z) solves W*exp(W) = Z.

% W = lambertw(K,Z) is the K-th branch of this multi-valued function.

% References:

% [1] Robert M. Corless, G. H. Gonnet, D. E. G. Hare,

% D. J. Jeffrey, and D. E. Knuth, "On the Lambert W Function",

% Advances in Computational Mathematics, volume 5, 1996, pp. 329-359.

% [2] Corless, Jeffrey, Knuth, "A Sequence of Series

% for The Lambert W Function", ISSAC '97

% Copyright Lateef Adewale Kareem 2022.