version 1.5, 2005/02/24 08:27:17
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version 1.15, 2006/03/13 19:23:46
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Line 39 $close{'('} = ')';
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Line 39 $close{'('} = ')';
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my $binoper3 = '(?:\\^|\\*\\*)'; |
my $binoper3 = '(?:\\^|\\*\\*)'; |
my $binoper2 = '[/*_,]'; |
my $binoper2 = '[/*_,]'; |
my $binoper1 = '[-+=><%!#]'; |
my $binoper1 = '(?:<>|<=|>=|[-+=><%!])'; |
my $openparen = '[{(\\[]'; |
my $openparen = '[{(\\[]'; |
my $closeparen = '[})\\]]'; |
my $closeparen = '[})\\]]'; |
my $varname = '[A-Za-z](?:_[0-9]+)?'; |
my $varname = '[A-Za-z](?:_[0-9]+)?'; |
my $greek='alpha|bita|gamma|zita|thita|iota|kappa|lambda|mu|nu|xi|rho|sigma|tau|phi|chi|psi|omega|zepslon|zdelta|xeta|zupslon|pi'; |
my $greek='alpha|(?:(?:(?:var)?(?:[tT]h))|(?:[bz])?)eta|[gG]amma|iota|kappa|[lL]ambda|mu|nu|[xX]i|(?:var)?rho|(?:var)?[sS]igma|tau|(?:var)?(?:[pP])hi|chi|[oO]mega|(?:(?:var)?(?:[eE])|(?:[uU]))psilon|[dD]elta|[pP]si|(?:var)?[pP]i'; |
my $delete='zeroplace'; |
my $delete='zeroplace'; |
my $escape='infty'; |
my $escape='infty'; |
my $specialvalue = '(?:'.$escape.'|'.$greek.'|'.$delete.'|d[a-z]|e)'; |
my $specialvalue = '(?:'.$escape.'|'.$greek.'|'.$delete.'|d[a-z]|e)'; |
Line 482 sub tostring {
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Line 482 sub tostring {
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# print STDERR Data::Dumper->Dump([@_]); |
# print STDERR Data::Dumper->Dump([@_]); |
my($self) = shift; |
my($self) = shift; |
my($type, @args) = @$self; |
my($type, @args) = @$self; |
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local $_; |
local $_; |
$_ = $type; |
$_ = $type; |
/binop1/ && do { |
/binop1/ && do { |
my ($p1, $p2) = ('',''); |
my ($p1, $p2) = ('',''); |
if ($args[2]->[0] eq 'binop1') {($p1,$p2)=qw{ ( ) };} |
if ($args[2]->[0] eq 'binop1') {($p1,$p2)=qw{ [ ] };} |
return ($args[1]->tostring() . $args[0] . $p1 . |
return ($args[1]->tostring() . $args[0] . $p1 . |
$args[2]->tostring() . $p2); |
$args[2]->tostring() . $p2); |
}; |
}; |
/unop1/ && do { |
/unop1/ && do { |
my ($p1, $p2) = ('',''); |
my ($p1, $p2) = ('',''); |
if ($args[1]->[0] =~ /binop1/) {($p1,$p2)=qw{ ( ) };} |
if ($args[1]->[0] =~ /binop1/) {($p1,$p2)=qw{ [ ] };} |
return ($args[0] . $p1 . $args[1]->tostring() . $p2); |
return ($args[0] . $p1 . $args[1]->tostring() . $p2); |
}; |
}; |
/binop2/ && do { |
/binop2/ && do { |
my ($p1, $p2, $p3, $p4)=('','','',''); |
my ($p1, $p2, $p3, $p4)=('','','',''); |
if ($args[0] =~ /implicit/) {$args[0] = ' ';} |
if ($args[0] =~ /implicit/) {$args[0] = ' ';} |
if ($args[1]->[0] =~ /binop1/) {($p1,$p2)=qw{ ( ) };} |
if ($args[1]->[0] =~ /binop1/) {($p1,$p2)=qw{ [ ] };} |
# if ($args[2]->[0] =~ /binop[12]/) {($p3,$p4)=qw{ ( ) };} |
# if ($args[2]->[0] =~ /binop[12]/) {($p3,$p4)=qw{ ( ) };} |
if ($args[2]->[0] =~ /binop[12]|unop1/) {($p3,$p4)=qw{ ( ) };} |
if ($args[2]->[0] =~ /binop[12]|unop1/) {($p3,$p4)=qw{ ( ) };} |
return ($p1 . $args[1]->tostring() . $p2 . $args[0] . $p3 . |
return ($p1 . $args[1]->tostring() . $p2 . $args[0] . $p3 . |
Line 518 sub tostring {
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Line 519 sub tostring {
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}; |
}; |
/special|varname|numberE?/ && return $args[0]; |
/special|varname|numberE?/ && return $args[0]; |
/closep/ && do { |
/closep/ && do { |
my(%close) = %AlgParser::close; |
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return ($args[0] . $args[1]->tostring() . $close{$args[0]}); |
return ($args[0] . $args[1]->tostring() . $close{$args[0]}); |
}; |
}; |
Line 529 sub tostring {
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Line 527 sub tostring {
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sub tolatex { |
sub tolatex { |
my($self) = shift; |
my($self) = shift; |
my($type, @args) = @$self; |
my($type, @args) = @$self; |
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local $_; |
local $_; |
$_ = $type; |
$_ = $type; |
/binop1/ && do { |
/binop1/ && do { |
my ($p1, $p2) = ('',''); |
my ($p1, $p2) = ('',''); |
if ($args[2]->[0] eq 'binop1') {($p1,$p2)=qw{ \left( \right) };} |
if ($args[2]->[0] eq 'binop1') {($p1,$p2)=qw{ \left( \right) };} |
return ($args[1]->tolatex() . $args[0] . $p1 . |
my $cmd=$args[0]; |
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if ($args[0] eq '<>') { $cmd='\\not= '; } |
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elsif ($args[0] eq '<=') { $cmd='\\leq '; } |
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elsif ($args[0] eq '>=') { $cmd='\\geq '; } |
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return ($args[1]->tolatex() . $cmd . $p1 . |
$args[2]->tolatex() . $p2); |
$args[2]->tolatex() . $p2); |
}; |
}; |
/unop1/ && do { |
/unop1/ && do { |
Line 543 sub tolatex {
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Line 546 sub tolatex {
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return ($args[0] . $p1 . $args[1]->tolatex() . $p2); |
return ($args[0] . $p1 . $args[1]->tolatex() . $p2); |
}; |
}; |
/binop2/ && do { |
/binop2/ && do { |
my ($p1, $p2, $p3, $p4) = ('','','',''); |
my ($lop,$rop) = ($args[1]->tolatex,$args[2]->tolatex); |
if ($args[0] =~ /implicit/) { |
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if ( (($args[1]->head eq qq(number)) && |
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($args[2]->head eq qq(number))) || |
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(($args[1]->head eq qq(binop2)) && |
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($args[1]->[2]->head eq qq(number))) ) { |
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$args[0] = '\\,'; |
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} else { |
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$args[0] = ' '; |
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} |
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} |
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if ($args[1]->[0] =~ /binop1|numberE/) |
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{($p1,$p2)=qw{ \left( \right) };} |
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# if ($args[2]->[0] =~ /binop[12]|numberE/) |
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if ($args[2]->[0] =~ /binop[12]|numberE|unop1/) |
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{($p3,$p4)=qw{ \left( \right) };} |
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if ($args[0] eq '/'){ |
if ($args[0] eq '/'){ |
# return('\frac{' . $p1 . $args[1]->tolatex() . $p2 . '}'. |
return('\frac{'.$lop.'}{'.$rop.'}'); |
# '{' . $p3 . $args[2]->tolatex() . $p4 . '}' ); |
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return('\frac{' . $args[1]->tolatex() . '}'. |
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'{' . $args[2]->tolatex() . '}' ); |
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} |
} |
elsif ($args[0] eq '*'){ |
my $op = $args[0]; |
# return('\frac{' . $p1 . $args[1]->tolatex() . $p2 . '}'. |
if ($args[0] eq '*'){ |
# '{' . $p3 . $args[2]->tolatex() . $p4 . '}' ); |
$op = '\cdot '; |
return($args[1]->tolatex() . '\cdot ' . $args[2]->tolatex() ); |
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} |
} |
else{ |
$lop = '\left('.$lop.'\right)' if ($args[1]->[0] =~ /binop1|numberE/); |
return ($p1 . $args[1]->tolatex() . $p2 . $args[0] . $p3 . |
$rop = '\left('.$rop.'\right)' if ($args[2]->[0] =~ /binop[12]|numberE|unop1/); |
$args[2]->tolatex() . $p4); |
if ($args[0] =~ /implicit/) { |
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$op = ($lop =~ m/[.0-9]$/ && $rop =~ m/^[-+.0-9]/) ? '\cdot ' : ' '; |
} |
} |
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return ($lop.$op.$rop); |
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}; |
}; |
/binop3/ && do { |
/binop3/ && do { |
my ($p1, $p2, $p3, $p4)=('','','',''); |
my ($p1, $p2, $p3, $p4)=('','','',''); |
Line 586 sub tolatex {
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Line 573 sub tolatex {
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}; |
}; |
/func1/ && do { |
/func1/ && do { |
my($p1,$p2); |
my($p1,$p2); |
if($args[0] eq "sqrt"){($p1,$p2)=qw{ \left{ \right} };} |
if($args[0] eq "sqrt"){($p1,$p2)=('{','}');} |
else {($p1,$p2)=qw{ \left( \right) };} |
else {($p1,$p2)=qw{ \left( \right) };} |
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# |
# |
Line 594 sub tolatex {
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Line 581 sub tolatex {
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# added missing trig functions |
# added missing trig functions |
# |
# |
#$specialfunc = '(?:abs|logten|asin|acos|atan|sech|sgn|step|fact)'; |
#$specialfunc = '(?:abs|logten|asin|acos|atan|sech|sgn|step|fact)'; |
my $specialfunc = '(?:abs|logten|a(?:sin|cos|tan|sec|csc|cot)h?|sgn|step|fact)'; |
my $specialfunc = '(?:(logten)|a(sin|cos|tan|sec|csc|cot)(h)?|sgn|step|fact|(abs))'; |
# |
# |
# End DPVC |
# End DPVC |
# |
# |
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if ($args[0] =~ /$specialfunc/) { |
if ($args[0] =~ /$specialfunc/) { |
return ('\mbox{' . $args[0] .'}'. $p1 . $args[1]->tolatex() . $p2); |
if (defined($1)) { |
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return ('\log_{10}'. $p1 . $args[1]->tolatex() . $p2); |
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} |
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elsif (defined($2)) { |
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if (defined($3) && ($2 eq 'sec' || $2 eq 'csc' || $2 eq 'cot')) { |
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return ('\mathrm{' . $2.$3 .'}^{-1}'. $p1 . $args[1]->tolatex() . $p2); |
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} else { |
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return ('\\' . $2.$3 .'^{-1}'. $p1 . $args[1]->tolatex() . $p2); |
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} |
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} |
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elsif (defined($4)) { |
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return ('|' . $args[1]->tolatex() . '|'); |
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} |
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else { |
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return ('\mbox{' . $args[0] .'}'. $p1 . $args[1]->tolatex() . $p2); |
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} |
} |
} |
else { |
else { |
return ('\\' . $args[0] . $p1 . $args[1]->tolatex() . $p2); |
if ($args[0] =~/(sec|csc|cot)h/) { |
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return ('\mathrm{' . $args[0] . '}' . $p1 . $args[1]->tolatex() . $p2); |
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} else { |
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return ('\\' . $args[0] . $p1 . $args[1]->tolatex() . $p2); |
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} |
} |
} |
}; |
}; |
/special/ && do { |
/special/ && do { |
if ($args[0] eq 'pi') {return '\pi';} else {return $args[0];} |
if ($args[0] =~/($greek|$escape)/) {return '\\'.$1;} |
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elsif ($args[0] =~/$delete/) {return '';} |
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else { return $args[0]; } |
}; |
}; |
/varname|(:?number$)/ && return $args[0]; |
/varname|(:?number$)/ && return $args[0]; |
/numberE/ && do { |
/numberE/ && do { |
Line 616 sub tolatex {
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Line 624 sub tolatex {
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}; |
}; |
/closep/ && do { |
/closep/ && do { |
my($backslash) = ''; |
my($backslash) = ''; |
my(%close) = %AlgParser::close; |
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if ($args[0] eq '{') {$backslash = '\\';} |
if ($args[0] eq '{') {$backslash = '\\';} |
#This is for editors to match: } |
#This is for editors to match: } |
return ('\left' . $backslash . $args[0] . $args[1]->tolatex() . |
return ('\left' . $backslash . $args[0] . $args[1]->tolatex() . |
'\right' . $backslash . $close{$args[0]}); |
'\right' . $backslash . $close{$args[0]}); |
}; |
}; |