hydra> e2d_help;

  event2d.sl      version: 1.2.1 , 2011-05-12

  Routines available:

    General:  e2d_help, 'list_data, 'list_dataset
       Data:  e2d_load_data, data index: e2di, 'setup_arf, 'ignore, 'notice
              e2d_addin_data, 'merge_data, 'delete_data
              e2d_view_data,  view params: e2d_view[i].*, save_image_file = NULL or <filestr>
      Model:  e2d_view_model, 'put_model, 'merge_model, 'inst2mod
    Compare:  e2d_view_resid, 'chipc_plot, 'eval_fom, 'list_fom
   1D Plots:  e2d_plot_ks, 'plot_1d, 'plot_1drat,  variable: e2d_TITLE = NULL or <string>
 Instrument:  e2d_inst_xray
 Parameters:  e2d_update_pars[_NULL]
 End-to-end:  e2d_pars2fom, 'norm_scale, 'norm_optimum
              e2d_scan_par, e2d_cg_fit, e2d_mcmc_explore
    Monitor:  e2d_fomlog_plot, 'fomlog_history, 'fomlog_saveval, control w/: e2d_fomlog_i

   Typing most routine's names w/o arguments at the prompt gives brief usage info.
   see also:  http://space.mit.edu/home/dd/E2D_demo/e2d_demo.html
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