diff options
Diffstat (limited to 'Test/dafny3/CalcExample.dfy')
| -rw-r--r-- | Test/dafny3/CalcExample.dfy | 6 |
1 files changed, 3 insertions, 3 deletions
diff --git a/Test/dafny3/CalcExample.dfy b/Test/dafny3/CalcExample.dfy index 2782d049..b9d3260b 100644 --- a/Test/dafny3/CalcExample.dfy +++ b/Test/dafny3/CalcExample.dfy @@ -3,14 +3,14 @@ function f(x: int, y: int): int
-ghost method Associativity(x: int, y: int, z: int)
+lemma Associativity(x: int, y: int, z: int)
ensures f(x, f(y, z)) == f(f(x, y), z);
-ghost method Monotonicity(y: int, z: int)
+lemma Monotonicity(y: int, z: int)
requires y <= z;
ensures forall x :: f(x, y) <= f(x, z);
-ghost method DiagonalIdentity(x: int)
+lemma DiagonalIdentity(x: int)
ensures f(x, x) == x;
method M(a: int, b: int, c: int, x: int)
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