--- loncom/homework/default_homework.lcpm	2001/05/30 15:24:53	1.22
+++ loncom/homework/default_homework.lcpm	2001/05/30 21:49:13	1.23
@@ -151,6 +151,15 @@ sub random {
   return $result;
 }
 
+sub abs { abs(shift) }
+sub sin { sin(shift) }
+sub cos { cos(shift) }
+sub exp { exp(shift) }
+sub int { int(shift) }
+sub log { log(shift) }
+sub atan2 { atan2($_[0],$_[1]) }
+sub sqrt { sqrt(shift) }
+
 sub tan  { sin($_[0]) / cos($_[0]) }
 #sub atan { atan2($_[0], 1); }
 #sub acos { atan2(sqrt(1 - $_[0] * $_[0]), $_[0] ); }
@@ -233,9 +242,14 @@ sub map {
   }
 }
 
+sub capa_id { return }
+
+sub problem { return }
+
 sub name{
   my $fullname = &EXT('environment.lastname').', '.&EXT('environment.firstname').' '.&EXT('environment.middlename');
   $fullname = "" if $fullname eq ",  ";
+  $fullname =~ s/\%2d/-/;
   return $fullname;
 }
 
@@ -253,21 +267,39 @@ sub class {
 
 sub sec { 
   my $sec = &EXT('request.course.sec');
-  $sec = '' if $sec eq '';
+  $sec = '' if $sec eq "";
   return $sec;
 }
 
-sub open_date { &EXT('resource.0.opendate') }
-sub due_date { &EXT('resource.0.duedate') }
-sub answer_date { &EXT('resource.0.answerdate') }
+sub open_date { 
+  my @dc = split(/\s+/,localtime(&EXT('resource.0.opendate')));
+  return $dc[0].', '.$dc[1].' '.$dc[2].', '.$dc[4].' at '.$dc[3];
+}
+
+sub due_date { 
+  my @dc = split(/\s+/,localtime(&EXT('resource.0.duedate')));
+  return $dc[0].', '.$dc[1].' '.$dc[2].', '.$dc[4].' at '.$dc[3];
+}
+
+sub answer_date { 
+  my @dc = split(/\s+/,localtime(&EXT('resource.0.answerdate')));
+  return $dc[0].', '.$dc[1].' '.$dc[2].', '.$dc[4].' at '.$dc[3];
+ }
 
 sub choose {
   my $num = $_[0];
   return $_[$num];
 }
+
 #$external::randomseed=time;
 #$a=2;
 #$b=2;
 #$c=2;
 #&map(1,\$a,\$b,\$c,3,4,5);
 #print $a."\n".$b."\n";
+
+
+
+
+
+