playground/coq/unfinished/nofixpoint-fn-real.v

Require Import Coq.Reals.Reals.
Require Export Coq.Reals.RIneq.
(*Require Import Raxioms.*)

Definition f (x:R) : R := x + 1.

Theorem fnofix : forall x:R,
    f x <> x.
Proof.
  intros.
  field.