SLATEC Routines --- DRKFAB ---

*DECK DRKFAB
      SUBROUTINE DRKFAB (NCOMP, XPTS, NXPTS, NFC, IFLAG, Z, MXNON, P,
     +   NTP, IP, YHP, NIV, U, V, W, S, STOWA, G, WORK, IWORK, NFCC)
C***BEGIN PROLOGUE  DRKFAB
C***SUBSIDIARY
C***PURPOSE  Subsidiary to DBVSUP
C***LIBRARY   SLATEC
C***TYPE      DOUBLE PRECISION (RKFAB-S, DRKFAB-D)
C***AUTHOR  Watts, H. A., (SNLA)
C***DESCRIPTION
C
C **********************************************************************
C
C     Subroutine DRKFAB integrates the initial value equations using
C     the variable-step Runge-Kutta-Fehlberg integration scheme or
C     the variable-order Adams method and orthonormalization
C     determined by a linear dependence test.
C
C **********************************************************************
C
C***SEE ALSO  DBVSUP
C***ROUTINES CALLED  DBVDER, DDEABM, DDERKF, DREORT, DSTOR1
C***COMMON BLOCKS    DML15T, DML17B, DML18J, DML8SZ
C***REVISION HISTORY  (YYMMDD)
C   750601  DATE WRITTEN
C   890921  Realigned order of variables in certain COMMON blocks.
C           (WRB)
C   891214  Prologue converted to Version 4.0 format.  (BAB)
C   900328  Added TYPE section.  (WRB)
C   910722  Updated AUTHOR section.  (ALS)
C***END PROLOGUE  DRKFAB