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Diff for /loncom/homework/default_homework.lcpm between versions 1.100 and 1.111

version 1.100, 2005/06/17 20:24:56 version 1.111, 2006/07/18 14:06:17
Line 117  sub caparesponse_check { Line 117  sub caparesponse_check {
  if ( $answer eq ($answer *1.0)) { $type = 2;   if ( $answer eq ($answer *1.0)) { $type = 2;
       } else { $type = 3; }        } else { $type = 3; }
     } else {      } else {
  if ($type eq 'cs')    { $type = 4; }   if    ($type eq 'cs')    { $type = 4; }
  elsif ($type eq 'ci')    { $type = 3 }   elsif ($type eq 'ci')    { $type = 3 }
  elsif ($type eq 'mc')    { $type = 5; }   elsif ($type eq 'mc')    { $type = 5; }
  elsif ($type eq 'fml')   { $type = 8; }   elsif ($type eq 'fml')   { $type = 8; }
           elsif ($type eq 'math')  { $type = 9; }
  elsif ($type eq 'subj')  { $type = 7; }   elsif ($type eq 'subj')  { $type = 7; }
  elsif ($type eq 'float') { $type = 2; }   elsif ($type eq 'float') { $type = 2; }
  elsif ($type eq 'int')   { $type = 1; }   elsif ($type eq 'int')   { $type = 1; }
Line 149  sub caparesponse_check { Line 150  sub caparesponse_check {
     ($sig_ubound,$sig_lbound)=&LONCAPA_INTERNAL_get_sigrange($sig);      ($sig_ubound,$sig_lbound)=&LONCAPA_INTERNAL_get_sigrange($sig);
   
     my $reterror="";      my $reterror="";
     my $result = &caparesponse_capa_check_answer($response,$answer,$type,      my $result;
       if ($type eq '9') {
         $result = &maxima_check(&maxima_cas_formula_fix($response),&maxima_cas_formula_fix($answer),\$reterror);
       } else {
    if ($type eq '8') { # fml type
       $response = &capa_formula_fix($response);
       $answer   = &capa_formula_fix($answer);
    }
          $result = &caparesponse_capa_check_answer($response,$answer,$type,
  $tol_type,$tol,   $tol_type,$tol,
  $sig_lbound,$sig_ubound,   $sig_lbound,$sig_ubound,
  $ans_fmt,$unit,$calc,$id_list,   $ans_fmt,$unit,$calc,$id_list,
  $points,$external::randomseed,   $points,$external::randomseed,
  \$reterror);   \$reterror);
       }
     if    ($result == '1') { $result='EXACT_ANS'; }       if    ($result == '1') { $result='EXACT_ANS'; } 
     elsif ($result == '2') { $result='APPROX_ANS'; }      elsif ($result == '2') { $result='APPROX_ANS'; }
     elsif ($result == '3') { $result='SIG_FAIL'; }      elsif ($result == '3') { $result='SIG_FAIL'; }
Line 179  sub caparesponse_check { Line 188  sub caparesponse_check {
     return ("$result:\nRetError $reterror:\nAnswer $answer:\nResponse $response:\n type-$type|$tol|$tol_type|$sig:$sig_lbound:$sig_ubound|$unit|\n$message",$reterror);      return ("$result:\nRetError $reterror:\nAnswer $answer:\nResponse $response:\n type-$type|$tol|$tol_type|$sig:$sig_lbound:$sig_ubound|$unit|\n$message",$reterror);
 }  }
   
   sub maxima_cas_formula_fix {
      my ($expression)=@_;
      return &implicit_multiplication($expression);
   }
   
   sub capa_formula_fix {
      my ($expression)=@_;
      return &implicit_multiplication($expression);
   }
   
   sub implicit_multiplication {
       my ($expression)=@_;
   # Escape scientific notation, so 3e8 does not become 3*e*8
   # 3e8 -> 3&8; 3e-8 -> 3&-8; 3E+8 -> e&+8
       $expression=~s/(\d+)e([\+\-]*\d+)/$1\&\($2\)/gsi;
   # 3x10^8 -> 3&8; 3*10^-8 -> 3&-8
       $expression=~s/(\d+)(?:x|\*)10(?:\^|\*\*)([\+\-]*\d+)/$1\&\($2\)/gsi;
   # Fill in multiplication signs
   # a b -> a*b
       $expression=~s/\s+/\*/gs;
   # 3a -> 3*a; 3( -> 3*(; 3A -> 3*a
       $expression=~s/(\d)([a-zA-Z\(])/$1\*$2/gs;
   # a3 -> a*3; )3 -> )*3
       $expression=~s/([a-zA-Z])(\d)/$1\*$2/gs;
   # )a -> )*a
       $expression=~s/\)(\w)/\)\*$1/gs;
   # 3&8 -> 3e8; 3&-4 -> 3e-4
       $expression=~s/(\d+)\&\(([\+\-]*\d+)\)/$1e$2/gs;
       return $expression;
   }
   
 sub caparesponse_check_list {  sub caparesponse_check_list {
     my $response=$LONCAPA::CAPAresponse_args{'response'};      my $response=$LONCAPA::CAPAresponse_args{'response'};
     my ($result,@list);      my $result="Got response :".join(':',@LONCAPA::CAPAresponse_answer).":\n";
     @list=@LONCAPA::CAPAresponse_answer;      &LONCAPA_INTERNAL_DEBUG("args ".join(':',%LONCAPA::CAPAresponse_args));
     my $aresult='';  
     my $current_answer;  
     my $answers=join(':',@list);  
     $result.="Got response :$answers:\n";  
     &LONCAPA_INTERNAL_DEBUG("<blink>Yo!</blink> got ".join(':',%LONCAPA::CAPAresponse_args));  
     my @responselist;      my @responselist;
     my $type = $LONCAPA::CAPAresponse_args{'type'};      my $type = $LONCAPA::CAPAresponse_args{'type'};
     $result.="Got type :$type:\n";      $result.="Got type :$type:\n";
     if ($type ne '' && $#list > 0) {      if ($type ne '' && $#LONCAPA::CAPAresponse_answer > 0) {
  (@responselist)=split /,/,$response;   (@responselist)=split(/,/,$response);
    if (@responselist < @LONCAPA::CAPAresponse_answer) {
       return 'MISSING_ANSWER';
    }
    if (@responselist > @LONCAPA::CAPAresponse_answer) {
       return 'EXTRA_ANSWER';
    }
     } else {      } else {
  (@responselist)=($response);   (@responselist)=($response);
     }      }
     my $unit='';  
     $result.="Initial final response :$responselist['-1']:\n";      $result.="Initial final response :$responselist['-1']:\n";
       my $unit;
     if ($type eq '' || $type eq 'float') {      if ($type eq '' || $type eq 'float') {
  #for numerical problems split off the unit   #for numerical problems split off the unit
  if ( $responselist['-1']=~ /(.*[^\s])\s+([^\s]+)/ ) {   if ( $responselist['-1']=~ /(.*[^\s])\s+([^\s]+)/ ) {
Line 207  sub caparesponse_check_list { Line 247  sub caparesponse_check_list {
  }   }
     }      }
     $result.="Final final response :$responselist['-1']:$unit:\n";      $result.="Final final response :$responselist['-1']:$unit:\n";
     $result.=":$#list: answers\n";  
     $unit=~s/\s//;      $unit=~s/\s//;
     my $i=0;  
     my $awards='';      my ($awards, @msgs, $i);
     my @msgs;      foreach my $thisanswer (@LONCAPA::CAPAresponse_answer) {
     for ($i=0; $i<@list;$i++) {   my ($msg,$aresult);
  my $msg;  
  $result.="trying answer :$list[$i]:\n";  
  my $thisanswer=$list[$i];  
  $result.="trying answer :$thisanswer:\n";   $result.="trying answer :$thisanswer:\n";
  if ($unit eq '') {   if (defined($thisanswer)) {
     ($aresult,$msg)=&caparesponse_check($thisanswer,$responselist[$i]);      if ($unit eq '') {
    ($aresult,$msg)=&caparesponse_check($thisanswer,
       $responselist[$i]);
       } else {
    ($aresult,$msg)=&caparesponse_check($thisanswer,
       $responselist[$i]." $unit");
       }
  } else {   } else {
     ($aresult,$msg)=&caparesponse_check($thisanswer,      $aresult='ERROR';
  $responselist[$i]." $unit");      $msg='answer was undefined';
  }   }
  my ($temp)=split /:/, $aresult;   &LONCAPA_INTERNAL_DEBUG("after if $aresult -- $msg");
    my ($temp)=split(/:/, $aresult);
  $awards.="$temp,";   $awards.="$temp,";
  $result.=$aresult;   $result.=$aresult;
  push(@msgs,$msg);   push(@msgs,$msg);
    $i++;
     }      }
     chop $awards;      chop($awards);
     return ("$awards:\n$result",@msgs);      return ("$awards:\n$result",@msgs);
 }  }
   
Line 451  sub random_negative_binomial { Line 495  sub random_negative_binomial {
     return @retArray;      return @retArray;
 }  }
   
 sub abs { abs(shift) }  sub abs { CORE::abs(shift) }
 sub sin { sin(shift) }  sub sin { CORE::sin(shift) }
 sub cos { cos(shift) }  sub cos { CORE::cos(shift) }
 sub exp { exp(shift) }  sub exp { CORE::exp(shift) }
 sub int { int(shift) }  sub int { CORE::int(shift) }
 sub log { log(shift) }  sub log { CORE::log(shift) }
 sub atan2 { atan2($_[0],$_[1]) }  sub atan2 { CORE::atan2($_[0],$_[1]) }
 sub sqrt { sqrt(shift) }  sub sqrt { CORE::sqrt(shift) }
   
 sub tan  { CORE::sin($_[0]) / CORE::cos($_[0]) }  sub tan  { CORE::sin($_[0]) / CORE::cos($_[0]) }
 #sub atan { atan2($_[0], 1); }  #sub atan { atan2($_[0], 1); }
Line 637  sub prettyprint { Line 681  sub prettyprint {
 sub commaformat {  sub commaformat {
     my ($number,$target) = @_;      my ($number,$target) = @_;
     if ($number =~ /\./) {      if ($number =~ /\./) {
  while ($number =~ /([^\.,]+)([^\.,][^\.,][^\.,])([,0-9]*\.[0-9]*)$/) {   while ($number =~ /([^0-9]*)([0-9]+)([^\.,][^\.,][^\.,])([,0-9]*\.[0-9]*)$/) {
     $number = $1.','.$2.$3;      $number = $1.$2.','.$3.$4;
  }   }
     } else {      } else {
  while ($number =~ /([^,]+)([^,][^,][^,])([,0-9]*)$/) {   while ($number =~ /^([^0-9]*)([0-9]+)([^,][^,][^,])([,0-9]*)$/) {
     $number = $1.','.$2.$3;      $number = $1.$2.','.$3.$4;
  }   }
     }      }
     return $number;      return $number;
Line 890  sub choose { Line 934  sub choose {
     return $_[$num];      return $_[$num];
 }  }
   
   #&sum1(1,$x,sub { &sum1($_[0],2*$_[0], sub { fact($_[0])**2 })});
   #sub sum1 {
   #    my ($start,$end,$sub)=@_;
   #    my $sum=0;
   #    for (my $i=$start;$i<=$end;$i++) {
   #        $sum+=&$sub($i);
   #    }
   #    return $sum
   #}
   
   #&sum2('a',1,$x,'&sum2(\'b\',$a,2*$a, \'&factorial($b)**2\')');
   #sub sum2 {
   #    my ($varname,$start,$end,$line)=@_;
   #    my $sum=0;
   #    for (my $i=$start;$i<=$end;$i++) {
   # my $func=sub {
   #    eval("\$".$varname."=$i");
   #    eval($line);
   # };
   #        $sum+=&$func($i);
   #    }
   #    return $sum
   #}
   
 # expiremental idea  # expiremental idea
 sub proper_path {  sub proper_path {
     my ($path)=@_;      my ($path)=@_;
Removed from v.1.100  
changed lines
  Added in v.1.111

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