display more-informative error message;

required stripping off two layers of concealment

1 files changed, 4 insertions, 2 deletions

diff --git a/lang/en/qtype_algebra.php b/lang/en/qtype_algebra.php
index 81baad5..b29682e 100644
--- a/lang/en/qtype_algebra.php
+++ b/lang/en/qtype_algebra.php
@@ -23,6 +23,8 @@
  */
 
 // Parser lang strings.
+$string['deprecatedlog'] = 'log() is deprecated; use ln() or log10() instead';
+$string['trivial_1'] = '{$a}';
 $string['badclosebracket'] = 'Invalid close bracket found';
 $string['badequivtype'] = 'Invalid type: can only compare parser terms with other parser terms';
 $string['badfuncargs'] = 'Invalid arguments for the function \'{$a}\'';
@@ -111,7 +113,7 @@ $string['notenoughvars'] = 'You must enter at least one variable.';
 $string['novarmax'] = 'No maximum bound specified for variable.';
 $string['novarmin'] = 'No minimum bound specified for variable.';
 $string['options'] = 'Options';
-$string['parseerror'] = 'Error parsing function: \'{$a}\'';
+$string['parseerror'] = 'Error parsing function: \'{$a}\'';     /* not used at the moment */
 $string['restoreqdbfailed'] = 'Restoring algebra question failed: database write error';
 $string['restorevardbfailed'] = 'Restoring algebra question variable failed: database write error';
 $string['tolerance'] = 'Tolerance for Evaluation Checks';
@@ -146,7 +148,7 @@ $string['dollars'] = '$$...$$';
 $string['brackets'] = '\[...\]';
 $string['braces'] = '\\(...\\)';
 $string['dollar'] = '$...$';
-$string['invalidanswer'] = 'Invalid or unrecongnized answer';
+$string['invalidanswer'] = 'Invalid or unrecognized answer:<br>{$a}';   /* not used at the moment */
 $string['multiplyoperator'] = 'TeX operator for multiplication';
 $string['times'] = '\\times';
 $string['cdot'] = '\\cdot';