 ..
      DOUBLE PRECISION  A(LDA,*), B(LDB,*), DWORK(*), TAU(*)

</PRE>
<A name="Arguments"><B><FONT SIZE="+1">Arguments</FONT></B></A>
<P>

</PRE>
<B>Input/Output Parameters</B>
<PRE>
  N       (input) INTEGER
          The number of rows of the matrix A.  N &gt;= 0.

  M       (input) INTEGER
          The number of columns of the matrix A.  M &gt;= 0.

  P       (input) INTEGER
          The order of the zero triagle.  P &gt;= 0.

  L       (input) INTEGER
          The number of rows of the matrix B.  