--- loncom/xml/lonxml.pm	2017/09/24 01:52:53	1.558
+++ loncom/xml/lonxml.pm	2018/09/12 21:10:57	1.560
@@ -1,7 +1,7 @@
 # The LearningOnline Network with CAPA
 # XML Parser Module 
 #
-# $Id: lonxml.pm,v 1.558 2017/09/24 01:52:53 raeburn Exp $
+# $Id: lonxml.pm,v 1.560 2018/09/12 21:10:57 raeburn Exp $
 #
 # Copyright Michigan State University Board of Trustees
 #
@@ -70,6 +70,7 @@ use Safe::Hole();
 use Math::Cephes();
 use Math::Random();
 use Math::Calculus::Expression();
+use Number::FormatEng();
 use Opcode();
 use POSIX qw(strftime);
 use Time::HiRes qw( gettimeofday tv_interval );
@@ -821,6 +822,8 @@ sub init_safespace {
   $safehole->wrap(\&Apache::functionplotresponse::fpr_vectorlength,$safeeval,'&fpr_vectorlength');
   $safehole->wrap(\&Apache::functionplotresponse::fpr_vectorangle,$safeeval,'&fpr_vectorangle');
   $safehole->wrap(\&Math::Calculus::Expression::math_calculus_expression,$safeeval,'&math_calculus_expression');
+  $safehole->wrap(\&Number::FormatEng::format_eng,$safeeval,'&number_format_eng');
+  $safehole->wrap(\&Number::FormatEng::format_pref,$safeeval,'&number_format_pref');
 
 #  use Data::Dumper;
 #  $safehole->wrap(\&Data::Dumper::Dumper,$safeeval,'&LONCAPA_INTERNAL_Dumper');
@@ -2274,7 +2277,7 @@ sub register_insert {
 
 sub dump_insertlist {
     my ($ext) = @_;
-    open(XML,">/tmp/insertlist.xml.$ext");
+    open(XML,">","/tmp/insertlist.xml.$ext");
     print XML ("<insertlist>");
     my $i=0;