           R(LDR,*), TAU(*)

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

<B>Mode Parameters</B>
<PRE>
  UPLO    CHARACTER*1
          Indicates if the matrix A is or not triangular as follows:
          = 'U':  Matrix A is upper trapezoidal/triangular;
          = 'F':  Matrix A is full.

</PRE>
<B>Input/Output Parameters</B>
<PRE>
  N       (input) INTEGER                 _
          The order of the matrices R and R.  N &gt;= 0.

  M       (input) INTEGER
          The numb