{ coq, mkCoqDerivation, mathcomp, lib, version ? null }:

with lib; mkCoqDerivation {

  namePrefix = [ "coq" "mathcomp" ];
  pname = "bigenough";
  owner = "math-comp";

  release = {
    "1.0.0".sha256 = "10g0gp3hk7wri7lijkrqna263346wwf6a3hbd4qr9gn8hmsx70wg";
    "1.0.1".sha256 = "sha256:02f4dv4rz72liciwxb2k7acwx6lgqz4381mqyq5854p3nbyn06aw";
  };
  inherit version;
  defaultVersion = with versions; switch coq.version [
    { case = range "8.10" "8.15"; out = "1.0.1"; }
    { case = range "8.5"  "8.14"; out = "1.0.0"; }
  ] null;

  propagatedBuildInputs = [ mathcomp.ssreflect ];

  meta = {
    description = "A small library to do epsilon - N reasonning";
    license = licenses.cecill-b;
  };
}