ihaskell_command:

[wolf@wlf:~]$ ihaskell
IHaskell [COMMAND] ... [OPTIONS]
  Haskell for Interactive Computing.

  -? --help                   Display help message
  -V --version                Print version information

IHaskell install [OPTIONS]
  Install the Jupyter kernelspec.

  -l --ghclib=<path>          Library directory for GHC.
     --use-rtsopts="<flags>"  Runtime options (multithreading etc.). See `ghc +RTS -?`.
     --debug                  Print debugging output from the kernel.
  -c --conf=<rc.hs>           File with commands to execute at start; replaces ~/.ihaskell/rc.hs.
     --prefix=<install-dir>   Installation prefix for kernelspec (see Jupyter's --prefix option)
  -? --help                   Display help message
     --stack                  Inherit environment from `stack` when it is installed

IHaskell kernel [OPTIONS] <json-kernel-file>
  Invoke the IHaskell kernel.

  -l --ghclib=<path>          Library directory for GHC.
     --debug                  Print debugging output from the kernel.
  -c --conf=<rc.hs>           File with commands to execute at start; replaces ~/.ihaskell/rc.hs.
     --stack                  Inherit environment from `stack` when it is installed

IHaskell convert [OPTIONS] <file>
  Convert between Literate Haskell (*.lhs) and Ipython notebooks (*.ipynb).

  -i --input=<file>           File to read.
  -o --output=<file>          File to write.
  -f --from=lhs|ipynb         Format of the file to read.
  -t --to=lhs|ipynb           Format of the file to write.
     --force                  Overwrite existing files with output.
  -s --style=bird|tex         Type of markup used for the literate haskell file
     --bird                   Literate haskell uses >
     --tex                    Literate haskell uses \begin{code}
  -? --help                   Display help message


[wolf@wlf:~]$