--- doc/homework/homework5.html 2001/06/14 21:26:06 1.7 +++ doc/homework/homework5.html 2001/11/09 13:43:03 1.11 @@ -62,12 +62,26 @@ the response to go in. It checks all styles of numerical supported in CAPA. Possible args are:
  • + <stringresponse> implements a string answer, + it needs an internal <textline> for the + response to go in. It can check the string for either case + or order. + +
  • <essayresponse> implements a ungraded large text response, it need an internal <textarea> for the response to go in. @@ -108,6 +122,27 @@ value of a <foil>can only be "true" or "false" or "unused"
    • +
  • + <dataresponse> implements a straight data + storage entry idea, needs and interveing input tag like + <textline> to work correctly.
    + Arguments: + +
  • Foil Structure Tags @@ -351,14 +386,6 @@ Differences (if any) - - sin(x), cos(x), tan(x) - &sin($x), &cos($x), &tan($x) - Trigonometric functions where x is in radians. $x - can be a pure number, i.e., you can call &sin(3.1415) -   - - sin(x), cos(x), tan(x) &sin($x), &cos($x), &tan($x) @@ -458,6 +485,13 @@ + /DIS($x,"nn") + &format($x,"nn") + Display or format $x as nn where nn is nF or nE and n is an integer. +  The difference is obvious. + + + roundto(x,n) &roundto($x,$n) Rounds a real number to n decimal points. $x and @@ -523,7 +557,7 @@ - map(seed;a,b,c,d;w,x,y,z) + /MAP(seed;w,x,y,z;a,b,c,d) Option 1 - &map($seed,[\$w,\$x,\$y,\$z],[$a,$b,$c,$d]) or
    Option 2 - &map($seed,\@mappedArray,[$a,$b,$c,$d])
    Option 3 - @mappedArray = &map($seed,[$a,$b,$c,$d])
    @@ -560,10 +594,24 @@ $w, $x, $y, and $z are variables The rmap functions does the reverse action of map if the same seed is used in calling map and rmap. - In CAPA, the arguments are divided into three groups separated - 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 - second and third groups. + In CAPA, the arguments are divided into + three groups separated by a semicolon ;. In LON-CAPA, the + separation is done by using [] brackets (with create an + 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). + + + + NOT IMPLEMENTED IN CAPA + $a=&xmlparse($string) + Runs the internal parser over the + argument parsing for display. Warning This will + result in different strings in different targets. Don't use + the results of this function as an answer. + New to LON-CAPA @@ -757,13 +805,13 @@ New to LON-CAPA - NOT IMPLEMENTED IN CAPA - @return_array=&random_multivariate_normal ($item_cnt,$seed,@mean,@covar)
    - NOTE: @mean should be a 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. + NOT DOCUMENTED IN CAPA + @return_array=&random_multivariate_normal ($item_cnt,$seed,\@mean,\@covar)
    + NOTE: @mean should be of length p array of real numbers. @covar should be a length + p array of references to length p arrays of real numbers (i.e. a p by p matrix. Generate $item_cnt deviates of multivariate_normal distribution with mean vector @mean and variance-covariance matrix. - New to LON-CAPA + Note the backslash before the @mean and @covar arrays. NOT IMPLEMENTED IN CAPA @@ -852,7 +900,7 @@
    Guy Albertelli
    -Last modified: Tue June 12 15:25 EDT 2001 +Last modified: Fri Nov 9 08:39:47 EST 2001