Log Message:
-----------
Produce error messages when the student enters something like x=1 or x=1.
Modified Files:
--------------
pg/macros:
contextInequalities.pl
Revision Data
-------------
Index: contextInequalities.pl
===================================================================
RCS file: /webwork/cvs/system/pg/macros/contextInequalities.pl,v
retrieving revision 1.16
retrieving revision 1.17
diff -Lmacros/contextInequalities.pl -Lmacros/contextInequalities.pl -u -r1.16 -r1.17
--- macros/contextInequalities.pl
+++ macros/contextInequalities.pl
@@ -30,15 +30,15 @@
=head1 USAGE
loadMacros("contextInequalities.pl");
-
+
Context("Inequalities");
$S1 = Compute("1 < x <= 4");
$S2 = Inequality("(1,4]"); # force interval to be inequality
-
+
Context("Inequalities-Only");
$S1 = Compute("1 < x <= 4");
$S2 = Inequality("(1,4]"); # generates an error
-
+
$S3 = Compute("x < -2 or x > 2"); # forms a Union
$S4 = Compute("x = 1"); # forms a Set
@@ -516,10 +516,9 @@
"overlaps" => "Your$nth answer contains overlapping inequalities",
"overlaps in sets" => "Your$nth answer contains equalities that are already included elsewhere",
"uncombined intervals" => "Your$nth answer can be simplified by combining some inequalities",
- # shouldn't get the following ones from inequalities
- "uncombined sets" => "",
- "repeated elements in set" => "",
- "repeated elements" => "",
+ "uncombined sets" => "", # shouldn't get this from inequalities
+ "repeated elements in set" => "Your$nth answer contains repeated values",
+ "repeated elements" => "Your$nth answer contains repeated values",
}->{$error};
} else {
return unless Value::can($student,"isReduced");
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