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+(************************************************************************)
+(* *)
+(* Micromega: A reflexive tactic using the Positivstellensatz *)
+(* *)
+(* Frédéric Besson (Irisa/Inria) 2006-2008 *)
+(* *)
+(************************************************************************)
+
+Require Import ZArith.
+Require Import Micromegatac.
+
+Open Scope Z_scope.
+
+Lemma vcgen_25 : forall
+ (n : Z)
+ (m : Z)
+ (jt : Z)
+ (j : Z)
+ (it : Z)
+ (i : Z)
+ (H0 : 1 * it + -2 * i + -1 = 0)
+ (H : 1 * jt + -2 * j + -1 = 0)
+ (H1 : 1 * n + -10 = 0)
+ (H2 : 0 <= -4028 * i + 6222 * j + 705 * m + -16674)
+ (H3 : 0 <= -418 * i + 651 * j + 94 * m + -1866)
+ (H4 : 0 <= -209 * i + 302 * j + 47 * m + -839)
+ (H5 : 0 <= -1 * i + 1 * j + -1)
+ (H6 : 0 <= -1 * j + 1 * m + 0)
+ (H7 : 0 <= 1 * j + 5 * m + -27)
+ (H8 : 0 <= 2 * j + -1 * m + 2)
+ (H9 : 0 <= 7 * j + 10 * m + -74)
+ (H10 : 0 <= 18 * j + -139 * m + 1188)
+ (H11 : 0 <= 1 * i + 0)
+ (H13 : 0 <= 121 * i + 810 * j + -7465 * m + 64350),
+ (1 = -2 * i + it).
+Proof.
+ intros ; zfarkas.
+Qed.