C***BEGIN PROLOGUE  HSTCS1
C***SUBSIDIARY
C***PURPOSE  Subsidiary to HSTCSP
C***LIBRARY   SLATEC
C***TYPE      SINGLE PRECISION (HSTCS1-S)
C***AUTHOR  (UNKNOWN)
C***SEE ALSO  HSTCSP
C***ROUTINES CALLED  BLKTRI
C***REVISION HISTORY  (YYMMDD)
C   801001  DATE WRITTEN
C   890531  Changed all specific intrinsics to generic.  (WRB)
C   891214  Prologue converted to Version 4.0 format.  (BAB)
C   900402  Added TYPE section.  (WRB)
C***END PROLOGUE  HSTCS1