se</FONT></B>
<PRE>
  To update the Cholesky factor and the generator and/or the
  Cholesky factor of the inverse of a symmetric positive definite
  (s.p.d.) block Toeplitz matrix T, given the information from
  a previous factorization and additional blocks in TA of its first
  block row, or its first block column, depending on the routine
  parameter TYPET. Transformation information is stored.

</PRE>
<A name="Specification"><B><FONT SIZE="+1">Specification</FONT></B></A>
<PRE>
      SUBROUTINE MB02DD( J