[WWcvs] pg: Corrected how preview_latex_strings are handled when two

[Mike G. v. a. <we...@ma...>]

Log Message:
-----------
Corrected how preview_latex_strings are handled when two
AnswerHashes are ANDed or ORed.

Modified Files:
--------------
    pg/lib:
        AnswerHash.pm

Revision Data
-------------
Index: AnswerHash.pm
===================================================================
RCS file: /webwork/cvs/system/pg/lib/AnswerHash.pm,v
retrieving revision 1.5
retrieving revision 1.6
diff -Llib/AnswerHash.pm -Llib/AnswerHash.pm -u -r1.5 -r1.6
--- lib/AnswerHash.pm
+++ lib/AnswerHash.pm
@@ -423,7 +423,8 @@
 	$out_hash->{correct_ans} = join(" AND ", $self->{correct_ans}, $rh_ans2->{correct_ans} );
 	$out_hash->{student_ans} = $self->{student_ans};
 	$out_hash->{type} = join(" AND ", $self->{type}, $rh_ans2->{type} );
-	$out_hash->{preview_text_string} = join("   ", $self->{preview_text_string}, $rh_ans2->{preview_text_string} );
+	$out_hash->{preview_text_string} = join("  ", $self->{preview_text_string}, $rh_ans2->{preview_text_string} );
+	$out_hash->{preview_latex_string} = join("\\quad", $self->{preview_latex_string}, $rh_ans2->{preview_latex_string} );
 	$out_hash->{original_student_ans} = $self->{original_student_ans};
 	$out_hash;
 }