This is an explanation web page for the program
<a href="slopes.f">slopes.f</a> which is 
archived at <a href="http://ascl.net/">ASCL.net</a> 
under
<a href="http://ascl.net/feigelson990608.html">
feigelson990608.html</a>.

<p>

Relevant information about SLOPES.f extracted from an email
from Dr. Feigelson: <p>

The random number generator is obtain from Knuth's 1973 volume, 
which is referenced in the code. <p>

The bivariate normal simulations require purchase of 
TULSIM (vsers 3.2) by M. T. Boswell, Penn State Statistics.
The distributed version of SLOPES assumes this package is not available
and has commented out the relevant code. <p>

SLOPES and related statistical codes are available at 
<a href="http://www.astro.psu.edu/statcodes" > StatCodes </a>
<p>

Subprograms automatically included in the download of slopes.f are:
subroutine datstt, subroutine sixlin, subroutine bootsp, 
function random, subroutine in55, function irn55.