fact: Definition isDivRig_isldistr {X : rig} (is : isDivRig X) : isldistr (isDivRig_plus is) (isDivRig_mult is) := rigldistr X.
imports: UniMath.Foundations.Sets UniMath.Algebra.RigsAndRings UniMath.Algebra.Domains_and_Fields UniMath.MoreFoundations.Tactics