!-----------------------------------------------------------------------
&nam_dynldf    !   lateral diffusion on momentum
!-----------------------------------------------------------------------
!                               !  Type of the operator : 
   ln_dynldf_lap    =  .true.   !     laplacian operator         
   ln_dynldf_bilap  =  .false.  !     bilaplacian operator    
!                               !  Direction of action  : 
   ln_dynldf_level  =  .false.  !     iso-level               
   ln_dynldf_hor    =  .true.   !     horizontal (geopotential)        (require "key_ldfslp" in s-coord.)
   ln_dynldf_iso    =  .false.  !     iso-neutral                      (require "key_ldfslp")
                                !  Coefficient
   rn_ahm_0         = 40000.    !     horizontal laplacian eddy viscosity   [m2/s]
   rn_ahmb_0        =     0.    !     background eddy viscosity for ldf_iso [m2/s]
   rn_ahm_0_blp     =     0.    !     horizontal bilaplacian eddy viscosity [m4/s] 
/