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Diff for /loncom/xml/lontexconvert.pm between versions 1.49 and 1.50

version 1.49, 2005/02/24 08:32:11 version 1.50, 2005/02/24 09:06:14
Line 221  sub algebra { Line 221  sub algebra {
     my $ret = $parser->parse($string);      my $ret = $parser->parse($string);
     my $result='['.&mt('Algebra unconverted due to previous errors').']';      my $result='['.&mt('Algebra unconverted due to previous errors').']';
     if ( ref($ret) ) {      if ( ref($ret) ) {
  $parser->tostring();   #$parser->tostring();
  $parser->normalize();   $parser->normalize();
  my $latex=$parser->tolatex();   my $latex=$parser->tolatex();
  $latex=&postprocess_algebra($latex);   $latex=&postprocess_algebra($latex);
Line 239  sub algebra { Line 239  sub algebra {
 sub prepare_algebra {  sub prepare_algebra {
     my ($string)=@_;      my ($string)=@_;
   
     # change some multi character operators into single character operators      # makes the decision about what is a minus sign easier supposedly
     $string =~ s/<>/\#/g;  
     $string =~ s/<\=/\%/g;  
     $string =~ s/>\=/\!/g;  
       
     # makes the decision about what is a minus sign easier  
     $string =~ s/([\=\>\<\%\!\#] *)-/$1 zeroplace -/g;      $string =~ s/([\=\>\<\%\!\#] *)-/$1 zeroplace -/g;
   
     return $string;      return $string;
Line 253  sub prepare_algebra { Line 248  sub prepare_algebra {
 sub postprocess_algebra {  sub postprocess_algebra {
     my ($string)=@_;      my ($string)=@_;
           
     # exapnd out some operators      # moodle had these and I don't know why, ignoring them for now
     $string =~ s/\#/\\not= /g;      # $string =~/\\left\{/\{/g;
     $string =~ s/\%/\\leq /g;      # $string =~/\\right\}/\}/g;
     $string =~ s/\!/\\geq /g;      # $string =~/\\fun/ /g;
   
     return $string;      return $string;
 }  }
Removed from v.1.49  
changed lines
  Added in v.1.50

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