(* equalizer de f et g *)

Definition Thl_l_fg := Limit2_fg Thl_f Thl_g.Definition Thl_d := E1_ob Thl_l_fg.Definition Thl_e := E1_mor Thl_l_fg.(* construction du limiting cone *)

Definition Thl_mu_tau (j : J) := Thl_e o Proj1 Thl_l_Fi j.

Lemma Thl_mu_cone_law : Cone_law Thl_mu_tau.