version 1.51, 2002/09/26 20:45:00
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version 1.64, 2003/06/24 20:41:56
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Line 42 $"=' ';
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Line 42 $"=' ';
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sub caparesponse_check { |
sub caparesponse_check { |
#not properly used yet: calc |
#not properly used yet: calc |
#not to be used: $ans_fmt |
#not to be used: $ans_fmt |
my ($answer,$type,$tol,$sig,$ans_fmt,$unit,$calc,$samples) = |
my ($type,$tol,$sig,$ans_fmt,$unit,$calc,$samples) = |
eval $_[1]. |
eval $_[2]. |
';return ($answer,$type,$tol,$sig,$ans_fmt,$unit,$calc,$samples);'; |
';return ($type,$tol,$sig,$ans_fmt,$unit,$calc,$samples);'; |
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my $tol_type=''; # gets it's value from whether tol has a % or not done |
my $tol_type=''; # gets it's value from whether tol has a % or not done |
my $sig_lbound=''; #done |
my $sig_lbound=''; #done |
my $sig_ubound=''; #done |
my $sig_ubound=''; #done |
my ($response,$expr)=@_; |
my ($answer,$response,$expr)=@_; |
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#type's definitons come from capaParser.h |
#type's definitons come from capaParser.h |
Line 57 sub caparesponse_check {
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Line 57 sub caparesponse_check {
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#remove leading and trailing whitespace |
#remove leading and trailing whitespace |
if ($response=~ /^\s|\s$/) { |
if ($response=~ /^\s|\s$/) { |
$response=~ s:^\s+|\s+$::g; |
$response=~ s:^\s+|\s+$::g; |
$message .="Removed ws now :$response:<br />"; |
$message .="Removed ws now :$response:\n"; |
} else { |
} else { |
$message .="no ws in :$response:<br />"; |
$message .="no ws in :$response:\n"; |
} |
} |
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if (length($response) > 500) { return "TOO_LONG: Answer too long"; } |
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if ($type eq '' ) { |
if ($type eq '' ) { |
$message .= "Didn't find a type :$type:$expr: defaulting<br />"; |
$message .= "Didn't find a type :$type:$expr: defaulting\n"; |
if ( $answer eq ($answer *1.0)) { $type = 2; |
if ( $answer eq ($answer *1.0)) { $type = 2; |
} else { $type = 3; } |
} else { $type = 3; } |
} else { |
} else { |
Line 82 sub caparesponse_check {
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Line 84 sub caparesponse_check {
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#formula type setup the sample points |
#formula type setup the sample points |
if ($type eq '8') { |
if ($type eq '8') { |
($id_list,$points)=split(/@/,$samples); |
($id_list,$points)=split(/@/,$samples); |
$message.="Found :$points: points<br />"; |
$message.="Found :$id_list:$points: points in $samples\n"; |
} |
} |
if ($tol eq '') { |
if ($tol eq '') { |
$tol=0.0; |
$tol=0.0; |
Line 101 sub caparesponse_check {
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Line 103 sub caparesponse_check {
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$sig_ubound =15; #SIG_UB_DEFAULT |
$sig_ubound =15; #SIG_UB_DEFAULT |
} else { |
} else { |
($sig_lbound,$sig_ubound) = split /,/,$sig; |
($sig_lbound,$sig_ubound) = split /,/,$sig; |
if (!$sig_lbound) { |
if (!defined($sig_lbound)) { |
$sig_lbound = 0; #SIG_LB_DEFAULT |
$sig_lbound = 0; #SIG_LB_DEFAULT |
$sig_ubound =15; #SIG_UB_DEFAULT |
$sig_ubound =15; #SIG_UB_DEFAULT |
} |
} |
if (!$sig_ubound) { $sig_ubound=$sig_lbound; } |
if (!defined($sig_ubound)) { $sig_ubound=$sig_lbound; } |
} |
} |
my $result = &caparesponse_capa_check_answer($response,$answer,$type, |
my $result = &caparesponse_capa_check_answer($response,$answer,$type, |
$tol_type,$tol, |
$tol_type,$tol, |
Line 127 sub caparesponse_check {
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Line 129 sub caparesponse_check {
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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 $response:<br /> type-$type|$tol|$tol_type|$sig:$sig_lbound:$sig_ubound|$unit|<br />$message$expr"; |
return "$result:\nError $error:\nAnswer $answer:\nResponse $response:\n type-$type|$tol|$tol_type|$sig:$sig_lbound:$sig_ubound|$unit|\n$message$expr"; |
} |
} |
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sub get_array_args { |
sub get_array_args { |
my ($expr,$arg)=@_; |
my ($expr,$arg)=@_; |
# do these first, because who knows what varname the instructor might have used |
# do these first, because who knows what varname the instructor might have used |
# but it probably isn't $CAPARESPONSE_CHECK_LIST_answer |
# but it probably isn't $CAPARESPONSE_CHECK_LIST_answer |
my $CAPARESPONSE_CHECK_LIST_answer = eval $expr.';return $'.$arg; #' |
my $CAPARESPONSE_CHECK_LIST_answer = eval $expr.';return $'.$arg; #' stupid emacs |
my $GET_ARRAY_ARGS_result; |
my $GET_ARRAY_ARGS_result="expr is $expr\narg is $arg\nfirst answer guess is $CAPARESPONSE_CHECK_LIST_answer\n"; |
my @GET_ARRAY_ARGS_list; |
my @GET_ARRAY_ARGS_list; |
if ($CAPARESPONSE_CHECK_LIST_answer =~ /^\s*[\$\@]/) { |
if ($CAPARESPONSE_CHECK_LIST_answer =~ /^\s*[\$\@]/) { |
(@GET_ARRAY_ARGS_list) = eval $CAPARESPONSE_CHECK_LIST_answer; |
(@GET_ARRAY_ARGS_list) = eval $CAPARESPONSE_CHECK_LIST_answer; |
} |
} |
$GET_ARRAY_ARGS_result.="error:$@:<br />"; |
$GET_ARRAY_ARGS_result.="error:$@:\n"; |
# if the eval fails just use what is in the answer exactly |
# if the eval fails just use what is in the answer exactly |
if (!defined(@GET_ARRAY_ARGS_list) || !defined($GET_ARRAY_ARGS_list[0])) { |
if (!(@GET_ARRAY_ARGS_list) || !defined($GET_ARRAY_ARGS_list[0])) { |
$GET_ARRAY_ARGS_result.="list zero is undefined<br />"; |
$GET_ARRAY_ARGS_result.="list zero is undefined\n"; |
$GET_ARRAY_ARGS_list[0]=$CAPARESPONSE_CHECK_LIST_answer; |
$GET_ARRAY_ARGS_list[0]=$CAPARESPONSE_CHECK_LIST_answer; |
} |
} |
return $GET_ARRAY_ARGS_result,@GET_ARRAY_ARGS_list; |
return $GET_ARRAY_ARGS_result,@GET_ARRAY_ARGS_list; |
Line 151 sub get_array_args {
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Line 153 sub get_array_args {
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sub caparesponse_check_list { |
sub caparesponse_check_list { |
my ($response,$expr)=@_; |
my ($response,$expr)=@_; |
my $result; |
# $expr =~ s/\\/\\\\/g; |
my ($result,@list) = &get_array_args($expr,'answer'); |
# $expr =~ s/\'/\\\'/g; |
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# my ($result,@list) = &get_array_args($expr,'answer'); |
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# $expr =~ s/\\\'/\'/g; |
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# $expr =~ s/\\\\/\\/g; |
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my ($result,@list); |
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@list=@CAPARESPONSE_CHECK_LIST_answer; |
my $aresult=''; |
my $aresult=''; |
my $current_answer; |
my $current_answer; |
my $answers=join(':',@list); |
my $answers=join(':',@list); |
$result.="Got response :$answers:<br />"; |
$result.="Got response :$answers:\n"; |
my @responselist; |
my @responselist; |
my $type =eval $expr.';return $answer;'; |
my $type =eval $expr.';return $type;'; |
if ($type ne '' && $#list > 0) { |
if ($type ne '' && $#list > 0) { |
(@responselist)=split /,/,$response; |
(@responselist)=split /,/,$response; |
} else { |
} else { |
(@responselist)=($response); |
(@responselist)=($response); |
} |
} |
my $unit=''; |
my $unit=''; |
$result.="Initial final response :$responselist['-1']:<br />"; |
$result.="Initial final response :$responselist['-1']:\n"; |
if ($type eq '') { |
if ($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]+)/ ) { |
$responselist['-1']=$1; |
$responselist['-1']=$1; |
$unit=$2; |
$unit=$2; |
} |
} |
} |
} |
$result.="Final final response :$responselist['-1']:<br />"; |
$result.="Final final response :$responselist['-1']:\n"; |
$result.=":$#list: answers<br />"; |
$result.=":$#list: answers\n"; |
$unit=~s/\s//; |
$unit=~s/\s//; |
my $i=0; |
my $i=0; |
my $awards=''; |
my $awards=''; |
for ($i=0; $i<@list;$i++) { |
for ($i=0; $i<@list;$i++) { |
$result.="trying answer :$list[$i]:<br />"; |
$result.="trying answer :$list[$i]:\n"; |
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my $thisanswer=$list[$i]; |
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# $thisanswer=~ s/\\/\\\\/g; |
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# $thisanswer =~ s/\'/\\\'/g; |
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$result.="trying answer :$thisanswer:\n"; |
if ($unit eq '') { |
if ($unit eq '') { |
$aresult=&caparesponse_check($responselist[$i], |
$aresult=&caparesponse_check($thisanswer,$responselist[$i], |
$expr.';my $answer=\''.$list[$i].'\';'); |
$expr); |
} else { |
} else { |
$aresult=&caparesponse_check($responselist[$i]." $unit", |
$aresult=&caparesponse_check($thisanswer,$responselist[$i]." $unit", |
$expr.';my $answer=\''.$list[$i].'\';'); |
$expr); |
} |
} |
my ($temp)=split /:/, $aresult; |
my ($temp)=split /:/, $aresult; |
$awards.="$temp,"; |
$awards.="$temp,"; |
$result.=$aresult; |
$result.=$aresult; |
} |
} |
chop $awards; |
chop $awards; |
return "$awards:<br />$result"; |
return "$awards:\n$result"; |
} |
} |
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sub tex { |
sub tex { |
if ( $external::target eq "tex" ) { |
if ( $external::target eq "tex" ) { |
return @_[0]; |
return $_[0]; |
} else { |
} else { |
return @_[1]; |
return $_[1]; |
} |
} |
} |
} |
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sub var_in_tex { |
sub var_in_tex { |
if ( $external::target eq "tex" ) { |
if ( $external::target eq "tex" ) { |
return @_[0]; |
return $_[0]; |
} else { |
} else { |
return ""; |
return ""; |
} |
} |
Line 213 sub var_in_tex {
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Line 224 sub var_in_tex {
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sub web { |
sub web { |
if ( $external::target eq "tex" ) { |
if ( $external::target eq "tex" ) { |
return @_[1]; |
return $_[1]; |
} else { |
} else { |
if ( $external::target eq "web" || $external::target eq "answer") { |
if ( $external::target eq "web" || $external::target eq "answer") { |
return @_[2]; |
return $_[2]; |
} else { |
} else { |
return @_[0]; |
return $_[0]; |
} |
} |
} |
} |
} |
} |
Line 229 sub html {
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Line 240 sub html {
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} |
} |
} |
} |
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sub problem { |
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return '1'; |
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} |
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sub hinton { |
sub hinton { |
return 0; |
return 0; |
} |
} |
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sub random { |
sub random { |
my ($start,$end,$step)=@_; |
my ($start,$end,$step)=@_; |
if ( ! $hidden::RANDOMINIT ) { |
if ( ! $hidden::RANDOMINIT ) { |
&random_set_seed_from_phrase($external::randomseed); |
if ($external::randomseed == 0) { $external::randomseed=1; } |
$hidden::RANDOMINIT=1; |
if ($external::randomseed =~/,/) { |
} |
my ($num1,$num2)=split(/,/,$seed); |
if (!defined($step)) { $step=1; } |
&random_set_seed(abs($num1),abs($num2)); |
my $num=1+int(($end-$start)/$step); |
} else { |
my $result=$start + int(&math_random_uniform() * $num)*$step; |
&random_set_seed(1,int(abs($external::randomseed))); |
return $result; |
} |
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&math_random_uniform(); |
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$hidden::RANDOMINIT=1; |
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} |
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if (!defined($step)) { $step=1; } |
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my $num=1+int(($end-$start)/$step); |
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my $result=$start + int(&math_random_uniform() * $num)*$step; |
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return $result; |
} |
} |
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sub random_normal { |
sub random_normal { |
Line 417 sub log { log(shift) }
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Line 431 sub log { log(shift) }
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sub atan2 { atan2($_[0],$_[1]) } |
sub atan2 { atan2($_[0],$_[1]) } |
sub sqrt { sqrt(shift) } |
sub sqrt { sqrt(shift) } |
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sub tan { sin($_[0]) / cos($_[0]) } |
sub tan { CORE::sin($_[0]) / CORE::cos($_[0]) } |
#sub atan { atan2($_[0], 1); } |
#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); } |
sub log10 { CORE::log($_[0])/CORE::log(10); } |
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sub factorial { |
sub factorial { |
my $input = int(shift); |
my $input = CORE::int(shift); |
return "Error - unable to take factorial of an negative number ($input)" if $input < 0; |
return "Error - unable to take factorial of an negative number ($input)" if $input < 0; |
return "Error - factorial result is greater than system limit ($input)" if $input > 170; |
return "Error - factorial result is greater than system limit ($input)" if $input > 170; |
return 1 if $input == 0; |
return 1 if $input == 0; |
Line 468 sub sub_string {
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Line 482 sub sub_string {
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} |
} |
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sub pow {return $_[0] ** $_[1]; } |
sub pow {return $_[0] ** $_[1]; } |
sub ceil {return (($_[0]-int($_[0]))== 0.0) ? $_[0] : (($_[0] > 0) ? (int($_[0])+ 1) : int($_[0])); } |
sub ceil {return (($_[0]-CORE::int($_[0]))== 0.0) ? $_[0] : (($_[0] > 0) ? (CORE::int($_[0])+ 1) : CORE::int($_[0])); } |
sub floor {return (($_[0]-int($_[0]))== 0.0) ? $_[0] : (($_[0] > 0) ? int($_[0]) : (int($_[0])-1)); } |
sub floor {return (($_[0]-CORE::int($_[0]))== 0.0) ? $_[0] : (($_[0] > 0) ? CORE::int($_[0]) : (CORE::int($_[0])-1)); } |
#sub floor {return int($_[0]); } |
#sub floor {return int($_[0]); } |
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sub format { |
sub format { |
Line 565 sub map {
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Line 579 sub map {
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} |
} |
} |
} |
} |
} |
&random_set_seed(@seed); |
&random_set_seed(@oldseed); |
return ''; |
return ''; |
} |
} |
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Line 712 sub array_moments {
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Line 726 sub array_moments {
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$kurt+=$x**4; |
$kurt+=$x**4; |
} |
} |
$output[2]=$var/($N-1); |
$output[2]=$var/($N-1); |
$sdev=sqrt($output[2]); |
$sdev=CORE::sqrt($output[2]); |
if ($sdev == 0) { |
if ($sdev == 0) { |
$output[3]="inf-variance=0"; |
$output[3]="inf-variance=0"; |
$output[4]="inf-variance=0"; |
$output[4]="inf-variance=0"; |