SLATEC Routines --- EFCMN ---

*DECK EFCMN
      SUBROUTINE EFCMN (NDATA, XDATA, YDATA, SDDATA, NORD, NBKPT,
     +   BKPTIN, MDEIN, MDEOUT, COEFF, BF, XTEMP, PTEMP, BKPT, G, MDG,
     +   W, MDW, LW)
C***BEGIN PROLOGUE  EFCMN
C***SUBSIDIARY
C***PURPOSE  Subsidiary to EFC
C***LIBRARY   SLATEC
C***TYPE      SINGLE PRECISION (EFCMN-S, DEFCMN-D)
C***AUTHOR  Hanson, R. J., (SNLA)
C***DESCRIPTION
C
C     This is a companion subprogram to EFC( ).
C     This subprogram does weighted least squares fitting of data by
C     B-spline curves.
C     The documentation for EFC( ) has complete usage instructions.
C
C***SEE ALSO  EFC
C***ROUTINES CALLED  BNDACC, BNDSOL, BSPLVN, SCOPY, SSCAL, SSORT, XERMSG
C***REVISION HISTORY  (YYMMDD)
C   800801  DATE WRITTEN
C   890531  Changed all specific intrinsics to generic.  (WRB)
C   890618  Completely restructured and extensively revised (WRB & RWC)
C   890831  Modified array declarations.  (WRB)
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***END PROLOGUE  EFCMN