let rec auto p =\r
let hd_var, n_args = get_inert p.div in\r
match get_subterm_with_head_and_args hd_var n_args p.conv with\r
let rec auto p =\r
let hd_var, n_args = get_inert p.div in\r
match get_subterm_with_head_and_args hd_var n_args p.conv with\r