&FORCE_EVAL
  METHOD FIST
  &MM
    &FORCEFIELD
      &SPLINE
        EMAX_SPLINE 10.0
        R0_NB 0.3
      &END
      &CHARGE
        ATOM Ar
        CHARGE 0.0
      &END
      &NONBONDED
      #  &GENPOT
      #    atoms Ar Ar
      #    FUNCTION (1-exp(-x**2))/x
      #    VARIABLES x
      #    RCUT [angstrom] 7.0
      #  &END
        &LENNARD-JONES
          atoms Ar Ar
          EPSILON 119.8
          SIGMA [angstrom] 3.4
          RCUT [angstrom] 7.0
        &END LENNARD-JONES
      &END NONBONDED
    &END FORCEFIELD
    &POISSON
      &EWALD
        EWALD_TYPE none
      &END EWALD
    &END POISSON
    &PRINT
      &FF_INFO
       SPLINE_DATA
      &END
    &END
  &END MM
  &SUBSYS
    &CELL
      ABC 10.0 10.0 10.0
    &END CELL
    &COORD
 Ar         0.0000000000        0.0000000000        0.0000000000
# Ar         2.3000000000        0.0000000000        0.0000000000
 Ar         3.90        0.0000000000        0.0000000000
    &END COORD
    &TOPOLOGY
    &END TOPOLOGY
  &END SUBSYS
&END FORCE_EVAL
&GLOBAL
  PROJECT argon
  RUN_TYPE geo_opt
&END GLOBAL
&MOTION
  &GEO_OPT
    TYPE TRANSITION_STATE
    MAX_ITER 100
    OPTIMIZER CG
    &CG
#      MAX_STEEP_STEPS 20
      MAX_STEEP_STEPS 0
      &LINE_SEARCH
        TYPE 2PNT
      &END LINE_SEARCH
    &END CG
    &TRANSITION_STATE
      METHOD DIMER
      &DIMER
        DR 0.0001
        ANGLE_TOLERANCE [deg] 0.1
        INTERPOLATE_GRADIENT
        &ROT_OPT
          OPTIMIZER CG
          MAX_ITER 100
          &CG
#            MAX_STEEP_STEPS 100
            MAX_STEEP_STEPS 0
            &LINE_SEARCH
              TYPE 2PNT
            &END
          &END
        &END
      &END
    &END
  &END GEO_OPT
&END MOTION
