SLATEC Routines --- DFCMN ---

*DECK DFCMN
      SUBROUTINE DFCMN (NDATA, XDATA, YDATA, SDDATA, NORD, NBKPT,
     +   BKPTIN, NCONST, XCONST, YCONST, NDERIV, MODE, COEFF, BF, XTEMP,
     +   PTEMP, BKPT, G, MDG, W, MDW, WORK, IWORK)
C***BEGIN PROLOGUE  DFCMN
C***SUBSIDIARY
C***PURPOSE  Subsidiary to FC
C***LIBRARY   SLATEC
C***TYPE      DOUBLE PRECISION (FCMN-S, DFCMN-D)
C***AUTHOR  (UNKNOWN)
C***DESCRIPTION
C
C     This is a companion subprogram to DFC( ).
C     The documentation for DFC( ) has complete usage instructions.
C
C***SEE ALSO  DFC
C***ROUTINES CALLED  DAXPY, DBNDAC, DBNDSL, DCOPY, DFSPVD, DFSPVN,
C                    DLSEI, DSCAL, DSORT, XERMSG
C***REVISION HISTORY  (YYMMDD)
C   780801  DATE WRITTEN
C   890531  Changed all specific intrinsics to generic.  (WRB)
C   890618  Completely restructured and extensively revised (WRB & RWC)
C   891214  Prologue converted to Version 4.0 format.  (BAB)
C   900315  CALLs to XERROR changed to CALLs to XERMSG.  (THJ)
C   900328  Added TYPE section.  (WRB)
C   900510  Convert XERRWV calls to XERMSG calls.  (RWC)
C   900604  DP version created from SP version.  (RWC)
C***END PROLOGUE  DFCMN