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| author | Gaëtan Gilbert | 2020-04-25 18:36:07 +0200 |
|---|---|---|
| committer | Gaëtan Gilbert | 2020-04-25 18:37:47 +0200 |
| commit | cfbf6967182e68d4f8f93e4f0d64f1c1d036720a (patch) | |
| tree | 5aec41c889cfe79dda87ddb3d2dc6964e4549cee /doc | |
| parent | 3c0ba7afdf289bc1c50f3458d6c5da685f0b160c (diff) | |
Doc: extend example for induction a bit
This makes it show the shape of the induction hypothesis in the second
goal instead of just saying "subgoal 2 is S n <= S n".
Diffstat (limited to 'doc')
| -rw-r--r-- | doc/sphinx/proof-engine/tactics.rst | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/doc/sphinx/proof-engine/tactics.rst b/doc/sphinx/proof-engine/tactics.rst index 7da453b7af..8df9b54725 100644 --- a/doc/sphinx/proof-engine/tactics.rst +++ b/doc/sphinx/proof-engine/tactics.rst @@ -1875,6 +1875,7 @@ analysis on inductive or co-inductive objects (see :ref:`inductive-definitions`) Lemma induction_test : forall n:nat, n = n -> n <= n. intros n H. induction n. + exact (le_n 0). .. exn:: Not an inductive product. :undocumented: |