You can search for identifiers within the package.
in-package search v0.2.0
type input = {
variables : int list;
parameters : int list;
kdecomp : int list list;
}
type proto_solver = input -> int list list * int list
type output_component = {
index : int;
is_param : bool;
support : int list;
internal : int list;
interface : int list;
var_interface : int list;
param_interface : int list;
tree_pred : int option;
type sequence = output_component array
type output = {
input : input;
sequence : sequence;
cost : int list;
optimal : bool;
type solver = input -> output