2134/21405 D. Andrew Barry D. Andrew Barry Graham Sander Graham Sander J.-Y. Parlange J.-Y. Parlange L. Li L. Li Randel Haverkamp Randel Haverkamp Comment on 'Recent advances on solving the three-parameter infiltration equation' by Prabhata K. Swamee, Pushpa N. Rathie, Luan Carlos de S.M. Ozelim and André L.B. Cavalcante, Journal of Hydrology 509 (2014) 188–192 Loughborough University 2016 Three-parameter infiltration equation Analytical approximation Relative error Absolute error Green-Ampt Talsma-Parlange Built Environment and Design not elsewhere classified 2016-05-31 09:10:43 Journal contribution https://repository.lboro.ac.uk/articles/journal_contribution/Comment_on_Recent_advances_on_solving_the_three-parameter_infiltration_equation_by_Prabhata_K_Swamee_Pushpa_N_Rathie_Luan_Carlos_de_S_M_Ozelim_and_Andr_L_B_Cavalcante_Journal_of_Hydrology_509_2014_188_192/9460265 A recent approximation to the three-parameter infiltration was compared with an existing approximation. The new approximation has a minimum relative error that is two orders of magnitude greater than the maximum relative error of the existing approximation.