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<H3><A NAME="SECTION000421200000000000000">
clean_zeros -- Eliminate zero coefficients</A>
</H3>
<PRE>
call a%clean_zeros(info)
</PRE>
<P>
Eliminates zero coefficients in the input matrix. Note that depending
on the internal storage format, there may still be some amount of
zero padding in the output.
<P>
<DL>
<DT><STRONG>Type:</STRONG></DT>
<DD>Asynchronous.
</DD>
<DT><STRONG><B>On Entry</B></STRONG></DT>
<DD>
</DD>
<DT><STRONG>a</STRONG></DT>
<DD>the sparse matrix.
<BR>
A variable of type <code>psb_Tspmat_type</code>.
<BR>
Scope: <B>local</B>.
<BR></DD>
</DL>
<DL>
<DT><STRONG><B>On Return</B></STRONG></DT>
<DD>
</DD>
<DT><STRONG>a</STRONG></DT>
<DD>The matrix <code>a</code> without zero coefficients.
<BR>
A variable of type <code>psb_Tspmat_type</code>.
</DD>
<DT><STRONG>info</STRONG></DT>
<DD>Return code.
</DD>
</DL>
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