Definition Pd1_diese : c --> Pi1 := Lim_diese l Product_nt.
End pd1_diese_def.

(* Specifications: *)
Lemma Prf_pd1_law1 : Product_law1 Proj1 Pd1_diese.
Lemma Prf_pd1_law2 : Product_law2 Proj1 Pd1_diese.
Canonical Structure Product1_to_Product :=
Build_Product Prf_pd1_law1 Prf_pd1_law2.