/home/jaubrey/webwork//pg_TRUNK/macros/PGanalyzeGraph.pl

From WeBWorK

Jump to: navigation


NAME

PGanalyzeGraph.pl

DESCRIPTION

These routines support the analysis of graphical input from students.

detect_intervals

   input:   $pointDisplayString 
         
   return: (\@combined_intervals, \@values)
           @values contains the y values of the function in order
           @combined_intervals contains anonymous arrays of the form
               [ $slope, $left_x, $right_x]  indicating the gradient on that segment.
               successive intervals will have different slopes.