1 2 SUBROUTINE CDCOR (DFDY,EL,FA,H,IMPL,IPVT,MATDIM,MITER,ML,MU,N, 3 8 NDE,NQ,T,Y,YH,YWT,EVALFA,SAVE1,SAVE2,A,D) 4C***BEGIN PROLOGUE CDCOR 5C***REFER TO CDRIV3 6C Subroutine CDCOR is called to compute corrections to the Y array. 7C In the case of functional iteration, update Y directly from the 8C result of the last call to F. 9C In the case of the chord method, compute the corrector error and 10C solve the linear system with that as right hand side and DFDY as 11C coefficient matrix, using the LU decomposition if MITER is 1, 2, 4, 12C or 5. 13C***ROUTINES CALLED CGESL,CGBSL,SCNRM2 14C***DATE WRITTEN 790601 (YYMMDD) 15C***REVISION DATE 841119 (YYMMDD) 16C***CATEGORY NO. I1A2,I1A1B 17C***AUTHOR KAHANER, D. K., NATIONAL BUREAU OF STANDARDS, 18C SUTHERLAND, C. D., LOS ALAMOS NATIONAL LABORATORY 19C***END PROLOGUE CDCOR 20 21 22