#
# One-line definitions of Doppler programs
#
class Essential # core commands of Doppler
class Extra     # a few extras.
memit    -- iterates an image.                       # Essential
makimg   -- fakes up an initial image.               # Essential
optscl   -- optimises scaling of an image.           # Extra
optgam   -- optimises systemic velocity.             # Extra
comdat   -- computes data equivalent to an image.    # Essential
imsymm   -- computes axi-symmetric part of an image. # Extra
eclipse  -- computes data allowing for eclipse.      # Extra