fact: Definition ps_field α {R : ring α} {K : field R} : field (ps_ring K) := {| fld_inv := ps_inv; fld_mul_inv_l := ps_mul_inv_l (f := K); fld_zerop := ps_zerop K |}.
imports: Utf8 QArith Sorting ConvexHull ConvexHullMisc Misc NbarM QbarM Newton Field2 Fpolynomial Power_series Puiseux_series Ps_add Ps_add_compat Ps_mul Ps_div