fact: Definition fld_precategory_data : precategory_data := make_precategory_data fld_precategory_ob_mor (λ (X : fld), (rigisotorigfun (idrigiso X))) (fun (X Y Z : fld) (f : ringfun X Y) (g : ringfun Y Z) => rigfuncomp f g).
imports: UniMath.Foundations.PartD UniMath.Foundations.Propositions UniMath.Foundations.Sets UniMath.Foundations.UnivalenceAxiom UniMath.Algebra.BinaryOperations UniMath.Algebra.Monoids UniMath.Algebra.RigsAndRings UniMath.Algebra.Domains_and_Fields UniMath.CategoryTheory.Core.Categories UniMath.CategoryTheory.Core.Isos UniMath.CategoryTheory.Core.Univalence