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version 1.6, 2001/06/13 19:53:03	version 1.13, 2002/03/28 22:55:35
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the response to go in. It checks all styles of numerical	the response to go in. It checks all styles of numerical
supported in CAPA. Possible args are:	supported in CAPA. Possible args are:
<ul>	<ul>
<li><i>answer</i> required, specifies the correct answer, must be a perl list</li>	<li><i>answer</i> required, specifies the correct answer, may be either a perl list or scalar</li>
<li><i>type</i> optional, CAPA style str args, cs/ci/mc</li>
<li><i>units</i> optional, specifies unit of correct answer, CAPA style</li>	<li><i>units</i> optional, specifies unit of correct answer, CAPA style</li>
</ul>	</ul>
</li>	</li>
<li>	<li>
	<b><stringresponse></b> implements a string answer,
	it needs an internal <b><textline></b> for the
	response to go in. It can check the string for either case
	or order.
	<ul>
	<li><i>answer</i> required, specifies the correct answer, may be either a perl list or scalar</li>
	<li><i>type</i> optional, CAPA style str args, cs/ci/mc
	<ul>
	<li>cs - case senesitive, order important</li>
	<li>ci - case insenesitive, order important</li>
	<li>mc - case insenesitive, order unimportant</li>
	</ul>
	</li>
	</ul>
	<li>
<b><essayresponse></b> implements a ungraded large	<b><essayresponse></b> implements a ungraded large
text response, it need an internal <b><textarea></b>	text response, it need an internal <b><textarea></b>
for the response to go in.	for the response to go in.
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<i>value</i> of a <foil>can only be "true" or	<i>value</i> of a <foil>can only be "true" or
"false" or "unused"	"false" or "unused"
</li>	</li>
	<li>
	<b><dataresponse></b> implements a straight data
	storage entry idea, needs and interveing input tag like
	<textline> to work correctly.<br>
	Arguments:
	<ul>
	<li>
	<i>name</i> internal name for the value, it will have
	the part id and respose id added on to it
	</li>
	<li>
	<i>type</i> type of data stored in this response
	field, should be one of the types supported by
	parameter.html
	</li>
	<li>
	<i>display</i> a string that will be used to describe
	the field when interfacing with humans
	</li>
	</ul>
	<li>
</ul>	</ul>
<li>	<li>
<a name="foil">Foil Structure Tags</a>	<a name="foil">Foil Structure Tags</a>
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<b><window></b> the text in between is put in a	<b><window></b> the text in between is put in a
popup javascript window	popup javascript window
</li>	</li>
	<li>
	<b><m></b> the inside text is LaTeX, and is
	converted to HTML (or MathML) on the fly, if the argument
	<i>eval</i> is set to "on" the intervening text will have
	a perl var expansion done to it before being converted.
	</li>
</ul>	</ul>
</li>	</li>
<li>	<li>
Line 253	Line 294
</li>	</li>
<li>	<li>
<b><randomlist></b> the enclosed tags are parsed in	<b><randomlist></b> the enclosed tags are parsed in
a stable random order	a stable random order, optional argument <i>show</i>
	restricts the number of tags indie that are actually
	parsed the no more than <i>show</i>.
</li>	</li>
<li>	<li>
<b><solved></b> everything inside the tag is	<b><solved></b> everything inside the tag is
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<td valign="top"><b>Differences (if any)</b</td>	<td valign="top"><b>Differences (if any)</b</td>
</tr>	</tr>

<tr>
<td valign="top">sin(x), cos(x), tan(x)</td>
<td valign="top">&sin($x), &cos($x), &tan($x)</td>
<td valign="top">Trigonometric functions where x is in radians. $x
can be a pure number, i.e., you can call &sin(3.1415)</td>
<td valign="top">&nbsp</td>
</tr>

<tr>	<tr>
<td valign="top">sin(x), cos(x), tan(x)</td>	<td valign="top">sin(x), cos(x), tan(x)</td>
<td valign="top">&sin($x), &cos($x), &tan($x)</td>	<td valign="top">&sin($x), &cos($x), &tan($x)</td>
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</tr>	</tr>

<tr>	<tr>
	<td valign="top">/DIS($x,"nn")</td>
	<td valign="top">&format($x,"nn")</td>
	<td valign="top">Display or format $x as nn where nn is nF or nE and n is an integer.</td>
	<td valign="top"> The difference is obvious.</td>
	</tr>

	<tr>
<td valign="top">roundto(x,n)</td>	<td valign="top">roundto(x,n)</td>
<td valign="top">&roundto($x,$n)</td>	<td valign="top">&roundto($x,$n)</td>
<td valign="top">Rounds a real number to n decimal points. $x and	<td valign="top">Rounds a real number to n decimal points. $x and
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</tr>	</tr>

<tr>	<tr>
<td valign="top">map(seed;a,b,c,d;w,x,y,z)</td>	<td valign="top">/MAP(seed;w,x,y,z;a,b,c,d)</td>
<td valign="top">Option 1 - &map($seed,[\$w,\$x,\$y,\$z],\@a) or <br>	<td valign="top">Option 1 - &map($seed,[\$w,\$x,\$y,\$z],[$a,$b,$c,$d]) or <br>
Option 2 - &map($seed,\@a,[$w,$x,$y,$z]) <br>	Option 2 - &map($seed,\@mappedArray,[$a,$b,$c,$d]) <br>
where @a=('A','B','C','D') <br>	Option 3 - @mappedArray = &map($seed,[$a,$b,$c,$d]) <br>
$w='W'<br>	Option 4 - ($w,$x,$y,$z) = &map($seed,\@a) <br>
$x='X'<br>	where $a='A'<br>
$y='Y'<br>	$b='B'<br>
$z='Z'</td>	$c='B'<br>
	$d='B'<br>
	$w, $x, $y, and $z are variables</td>
<td valign="top">Assigns to the variables $w, $x, $y and $z the values of the	<td valign="top">Assigns to the variables $w, $x, $y and $z the values of the
variables A, B, C and D depending on the seed. (Option 1 of calling map).	$a, $b, $c and $c (A, B, C and D). The precise value for $w .. depends
In option 2, the values of $w, $x .. are mapped into the array @a. The two	on the seed. (Option 1 of calling map).
options illustrate the different grouping.</td>	In option 2, the values of $a, $b .. are mapped into the array, @mappedArray. The two
	options illustrate the different grouping. Options 3 and 4 give a consistent
	way (with other functions) of mapping the items. For each option, the group can
	be passed as an array, for example, [$a,$b,$c,$d] => \@a.</td>
<td valign="top">In CAPA, the arguments are divided into three groups separated	<td valign="top">In CAPA, the arguments are divided into three groups separated
by a semicolon ;. In LON-CAPA, the separation is done by using [] brackets or	by a semicolon ;. In LON-CAPA, the separation is done by using [] brackets or
using an array @a. Note the backslash (\) before the arguments in the	using an array @a. Note the backslash (\) before the arguments in the
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<tr>	<tr>
<td valign="top">rmap(seed;a,b,c,d;w,x,y,z)</td>	<td valign="top">rmap(seed;a,b,c,d;w,x,y,z)</td>
<td valign="top">&rmap($seed,[\$w,\$x,\$y,\$z],\@a) or <br>	<td valign="top">Option 1 - &rmap($seed,[\$w,\$x,\$y,\$z],[$a,$b,$c,$d]) or <br>
&rmap($seed,\@a,[$w,$x,$y,$z]) <br>	Option 2 - &rmap($seed,\@rmappedArray,[$a,$b,$c,$d]) <br>
where @a=('A','B','C','D') <br>	Option 3 - @rmapped_array = &rmap($seed,[$a,$b,$c,$d]) <br>
$w='W'<br>	Option 4 - ($w,$x,$y,$z) = &rmap($seed,\@a) <br>
$x='X'<br>	where $a='A'<br>
$y='Y'<br>	$b='B'<br>
$z='Z'</td>	$c='B'<br>
	$d='B'<br>
	$w, $x, $y, and $z are variables</td>
<td valign="top">The rmap functions does the reverse action of map if the same seed	<td valign="top">The rmap functions does the reverse action of map if the same seed
is used in calling map and rmap. </td>	is used in calling map and rmap. </td>
<td valign="top">In CAPA, the arguments are divided into three groups separated	<td valign="top">In CAPA, the arguments are divided into
by a semicolon ;. In LON-CAPA, the separation is done by using [] brackets or	three groups separated by a semicolon ;. In LON-CAPA, the
using an array @a. Note the backslash (\) before the arguments in the	separation is done by using [] brackets (with create an
second and third groups.</td>	unamed vector reference) or using an array @a. Note the
	backslash (\) before the arguments in the second and
	third groups (Which cause Perl to send to variable
	locations rather than the variable values, similar to a C
	pointer).</td>
	</tr>

	<tr>
	<td valign="top">NOT IMPLEMENTED IN CAPA</td>
	<td valign="top">$a=&xmlparse($string) </td>
	<td valign="top">Runs the internal parser over the
	argument parsing for display. <b>Warning</b> This will
	result in different strings in different targets. Don't use
	the results of this function as an answer.</td>
	<td valign="top">New to LON-CAPA</td>
</tr>	</tr>

<tr>	<tr>
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<td valign="top">New to LON-CAPA</td>	<td valign="top">New to LON-CAPA</td>
</tr>	</tr>
<tr>	<tr>
<td valign="top">NOT IMPLEMENTED IN CAPA</td>	<td valign="top">NOT DOCUMENTED IN CAPA</td>
<td valign="top">@return_array=&random_multivariate_normal ($item_cnt,$seed,@mean,@covar) <br>	<td valign="top">@return_array=&random_multivariate_normal ($item_cnt,$seed,\@mean,\@covar) <br>
NOTE: @mean should be a length p array of real numbers. @covar should be a length	NOTE: @mean should be of length p array of real numbers. @covar should be a length
p array of references to length p arrays or real numbers (i.e. a p by p matrix.</td>	p array of references to length p arrays of real numbers (i.e. a p by p matrix.</td>
<td valign="top">Generate $item_cnt deviates of multivariate_normal distribution with	<td valign="top">Generate $item_cnt deviates of multivariate_normal distribution with
mean vector @mean and variance-covariance matrix. </td>	mean vector @mean and variance-covariance matrix. </td>
<td valign="top">New to LON-CAPA</td>	<td valign="top">Note the backslash before the @mean and @covar arrays.</td>
</tr>	</tr>
<tr>	<tr>
<td valign="top">NOT IMPLEMENTED IN CAPA</td>	<td valign="top">NOT IMPLEMENTED IN CAPA</td>
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<address><a href="mailto:albertel@marvin.lite.msu.edu">Guy Albertelli</a></address>	<address><a href="mailto:albertel@marvin.lite.msu.edu">Guy Albertelli</a></address>
<!-- Created: Thu May 17 15:05:35 EDT 2001 -->	<!-- Created: Thu May 17 15:05:35 EDT 2001 -->
<!-- hhmts start -->	<!-- hhmts start -->
Last modified: Tue June 12 15:25 EDT 2001	Last modified: Thu Mar 28 17:59:42 EST 2002
<!-- hhmts end -->	<!-- hhmts end -->
</body>	</body>
</html>	</html>

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