C COEFFICIENTS USED IN HIGHER-ORDER TERMS FOR A COMBINED-FUNCTION BENDING
C MAGNET
C
C FMTN                  4.0 - 3.0*NB
C TMN                   2.0 - NB
C NMB                   NB - BEB
C NMTB                  NB - 2.0*BEB
C TNMB                  2.0*NB - BEB - 1.0
C GPTB                  GAB + 2.0*BEB - NB
C TGFB                  3.0*GAB + 4.0*BEB - NB
C TGTB                  3.0*GAB + 3.0*BEB - 0.5*NB
C SGTB                  6.0*GAB - 2.0*BEB - NB
C
      COMMON /COEFS/  FMTN, TMN, NMB, NMTB, TNMB, GPTB, TGFB, TGTB, SGTB
      REAL            NMB, NMTB