X-Git-Url: http://matita.cs.unibo.it/gitweb/?a=blobdiff_plain;f=helm%2Fsoftware%2Fmatita%2Fhelp%2FC%2Fsec_tactics.xml;h=ebd100a26c408c5a242e0b87d221d43838e78692;hb=01001c883a8151edba81cd03a6f254d24a81c867;hp=b9857040779315ff3c9187d44d473c79b24a12ce;hpb=393187c5f5a6e71d467ab04b65f3a935701724fb;p=helm.git
diff --git a/helm/software/matita/help/C/sec_tactics.xml b/helm/software/matita/help/C/sec_tactics.xml
index b98570407..ebd100a26 100644
--- a/helm/software/matita/help/C/sec_tactics.xml
+++ b/helm/software/matita/help/C/sec_tactics.xml
@@ -61,7 +61,7 @@
Pre-conditions:
t must have type
- T1 â ... â
+ T1 â ⦠â
Tn â G
where G can be unified with the conclusion
of the current sequent.
@@ -221,7 +221,7 @@
cases
cases
- cases t hyps
+ cases t pattern hyps
@@ -230,7 +230,7 @@
cases
- &term; [([&id;]â¦)]
+ &term; &pattern; [([&id;]â¦)]
@@ -249,6 +249,12 @@
It proceed by cases on t. The new generated
hypothesis in each branch are named according to
hyps.
+ The elimintation predicate is restricted by
+ pattern. In particular, if some hypothesis
+ is listed in pattern, the hypothesis is
+ generalized and cleared before proceeding by cases on
+ t. Currently, we only support patterns of the
+ form H1 ⦠Hn ⢠%. This limitation will be lifted in the future.