proposition: Theorem Rolle : {x : IR | I x | forall Hx, AbsIR (F' x Hx) [<=] e}.
proof: Proof. elim Rolle_lemma9. exact Rolle_lemma10. intro. apply Rolle_lemma13. elim (Rolle_lemma15 b0). left; apply Rolle_lemma11. assumption. intro. eapply less_wdl. apply a0. unfold fcp' in |- *; algebra. right; apply Rolle_lemma12. assumption. intro. eapply less_wdr. apply b1. unfold fcp' in |- *; algebra. Qed.
imports: CoRN.tactics.DiffTactics2 CoRN.ftc.MoreFunctions