Matching.Triggersval empty : tval add_triggers_of_formulas :
Util.triggers_env ->
t ->
(Expr.t * int * Explanation.t) AltErgoLib.Expr.Map.t ->
tval add_backward_triggers_of_formulas :
t ->
(Expr.t * int * Explanation.t) AltErgoLib.Expr.Map.t ->
tval add_forward_triggers_of_formulas :
t ->
(Expr.t * int * Explanation.t) AltErgoLib.Expr.Map.t ->
t