version 1.9, 2000/10/30 20:36:18
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version 1.18, 2001/02/20 23:46:25
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# used by lonxml::xmlparse() as input variable $safeinit to Apache::run::run() |
# used by lonxml::xmlparse() as input variable $safeinit to Apache::run::run() |
# |
# |
# |
# |
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#init some globals |
$RANDOMINIT=0; |
$RANDOMINIT=0; |
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$pi=atan2(1,1)*4; |
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sub caparesponse_check { |
sub caparesponse_check { |
my $answer=''; |
my $answer=''; #done |
my $type=''; |
my $type=''; #done |
my $tol_type=''; |
my $tol_type=''; # gets it's value from whether tol has a % or not done |
my $tolerance=''; |
my $tol=''; #done |
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my $sig=''; |
my $sig_lbound=''; |
my $sig_lbound=''; |
my $sig_ubound=''; |
my $sig_ubound=''; |
my $ans_fmt=''; |
my $ans_fmt=''; |
Line 16 sub caparesponse_check {
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Line 19 sub caparesponse_check {
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my $calc=''; |
my $calc=''; |
my ($response,$expr)=@_; |
my ($response,$expr)=@_; |
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($answer,$type,$tol_type,$tolerance,$sig_lbound,$sig_ubound,$ans_fmt, |
($answer,$type,$tol,$sig,$ans_fmt, |
$units,$calc) = eval $expr.'return $answer,$type,$tol_type,$tolerance,$sig_lbound,$sig_ubound,$ans_fmt,$units,$calc'; |
$units,$calc) = eval $expr.';return $answer,$type,$tol,$sig,$ans_fmt,$units,$calc'; |
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#type's definitons come from capaParser.h |
#type's definitons come from capaParser.h |
if ($type eq '' ) { |
if ($type eq '' ) { |
if ( $answer eq ($answer *1.0)) { $type = 2; |
if ( $answer eq ($answer *1.0)) { $type = 2; |
Line 32 sub caparesponse_check {
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Line 34 sub caparesponse_check {
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} else { return "ERROR: Unknown type of answer: $type" } |
} else { return "ERROR: Unknown type of answer: $type" } |
} |
} |
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if ($tol eq '') { |
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$tol=0.0; |
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$tol_type=1; #TOL_ABSOLUTE |
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} else { |
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if ($tol =~ /%$/) { |
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chop $tol; |
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$tol_type=2; #TOL_PERCENTAGE |
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} else { |
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$tol_type=1; #TOL_ABSOLUTE |
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} |
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} |
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if ($sig eq '') { |
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$sig_lbound = 0; #SIG_LB_DEFAULT |
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$sig_ubound =15; #SIG_UB_DEFAULT |
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} else { |
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($sig_lbound,$sig_ubound) = split /,/,$sig; |
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} |
my $result = &caparesponse_capa_check_answer($response,$answer,$type, |
my $result = &caparesponse_capa_check_answer($response,$answer,$type, |
$tol_type,$tolerance, |
$tol_type,$tol, |
$sig_lbound,$sig_ubound, |
$sig_lbound,$sig_ubound, |
$ans_fmt, $units,$calc); |
$ans_fmt,$units,$calc); |
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if ($result == '1') { $result='EXACT_ANS'; } |
if ($result == '1') { $result='EXACT_ANS'; } |
elsif ($result == '2') { $result='APPROX_ANS'; } |
elsif ($result == '2') { $result='APPROX_ANS'; } |
Line 50 sub caparesponse_check {
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Line 69 sub caparesponse_check {
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elsif ($result =='10') { $result='SUB_RECORDED'; } |
elsif ($result =='10') { $result='SUB_RECORDED'; } |
elsif ($result =='11') { $result='BAD_FORMULA'; } |
elsif ($result =='11') { $result='BAD_FORMULA'; } |
elsif ($result =='12') { $result='WANTED_NUMERIC'; } |
elsif ($result =='12') { $result='WANTED_NUMERIC'; } |
else {$result = "ERROR: Unknown Result: $result";} |
else {$result = "ERROR: Unknown Result:$result:$@:";} |
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return "$result:<br />Error $error:<br />Answer $answer:<br />Response $response:<br />$type|$tol|$tol_type|$sig:$sig_lbound:$sig_ubound|$units<br />"; |
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} |
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return ":$result:$response:$answer:"; |
sub caparesponse_check_list { |
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my ($response,$expr)=@_; |
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my $result=''; |
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my $aresult=''; |
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my $current_answer; |
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my $answer = eval $expr.';return $answer'; |
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my (@list) = eval $answer; |
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my (@responselist)=split /,/,$response; |
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my $unit=''; |
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$result.="Final response :$responselist['-1']:<br />"; |
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if ( $responselist['-1']=~ /(.*[^\s])\s+([^\s]+)/ ) { |
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$responselist['-1']=$1; |
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$unit=$2; |
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} |
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$result.="Final response :$responselist['-1']:<br />"; |
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$unit=~s/\s//; |
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my $i=0; |
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my $awards=''; |
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for ($i=0; $i<@list;$i++) { |
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$aresult=&caparesponse_check($responselist[$i]." $unit", |
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$expr.';my $answer='.$list[$i].';'); |
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my ($temp)=split /:/, $aresult; |
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$awards.="$temp,"; |
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$result.=$aresult; |
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} |
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chop $awards; |
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return "$awards:<br />$result"; |
} |
} |
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sub tex { |
sub tex { |
if ( $external::target eq "tex" ) { |
if ( $external::target eq "tex" ) { |
#$SCRIPT_RESULT.=@_[0]; |
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return @_[0]; |
return @_[0]; |
} else { |
} else { |
#$SCRIPT_RESULT.=@_[1]; |
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return @_[1]; |
return @_[1]; |
} |
} |
} |
} |
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sub web { |
sub web { |
if ( $external::target eq "tex" ) { |
if ( $external::target eq "tex" ) { |
#$SCRIPT_RESULT.=@_[1]; |
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return @_[1]; |
return @_[1]; |
} else { |
} else { |
if ( $external::target eq "web") { |
if ( $external::target eq "web") { |
#$SCRIPT_RESULT.=@_[0]; |
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return @_[0]; |
return @_[0]; |
} else { |
} else { |
#$SCRIPT_RESULT.=@_[2]; |
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return @_[2]; |
return @_[2]; |
} |
} |
} |
} |
} |
} |
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sub problem { |
sub problem { |
$SCRIPT_RESULT.='1'; |
return '1'; |
return ''; |
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} |
} |
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sub hinton { |
sub hinton { |
Line 98 sub random {
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Line 140 sub random {
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} |
} |
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sub tan { sin($_[0]) / cos($_[0]) } |
sub tan { sin($_[0]) / cos($_[0]) } |
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sub atan { atan2($_[0], 1); } |
sub acos { atan2(sqrt(1 - $_[0] * $_[0]), $_[0] ); } |
sub acos { atan2(sqrt(1 - $_[0] * $_[0]), $_[0] ); } |
sub asin { atan2($_[0], sqrt(1- $_[0] * $_[0]) ); } |
sub asin { atan2($_[0], sqrt(1- $_[0] * $_[0]) ); } |
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sub log10 { log($_[0])/log(10); } |
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sub html { |
sub html { |
if ( $external::target eq "web" ) { |
if ( $external::target eq "web" ) { |
#$SCRIPT_RESULT.=@_[0]; |
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return @_[0]; |
return @_[0]; |
} |
} |
} |
} |
Line 115 sub floor {return int($_[0]); }
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Line 158 sub floor {return int($_[0]); }
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sub format { |
sub format { |
my ($value,$fmt)=@_; |
my ($value,$fmt)=@_; |
$SCRIPT_RESULT.=sprintf('%.'.$fmt,$value); |
return sprintf('%.'.$fmt,$value); |
} |
} |
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sub map { |
sub map { |