S+ functions for
paper <em> Higher-order accurate, positive semi-definite  estimation
 of large-sample  covariance and spectral density matrices.</em>
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Step 1: Load in functions.S from the website:
<A HREF=http://www.math.ucsd.edu/~politis/SOFT/SfunctionsFLAT-TOPS>  functions.S </A>
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Step 2: Run program.S that is found at: 
<A HREF=http://www.math.ucsd.edu/~politis/SOFT/SfunctionsFLAT-TOPS2> program.S </A>


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<img src="http://www-acs.ucsd.edu/cgi-bin/counter?~politis/SOFT/SfunctionsFLAT-TOPS.html">