About This Manual ================= This manual provides information necessary for the following people: * Developers of solvers that run on iRIC. * Developers of grid generating programs that run on iRIC Developers of solvers should read :ref:`how_to_develop_solver` first, to understand the steps of developing a solver. After that, please read :ref:`about_definition_file`, :ref:`about_iriclib`, :ref:`other_info` when you need to. Developers of grid generating programs should read :ref:`how_to_develop_gridgen` first, to understand the steps of developing a grid generating program. After that, please read :ref:`about_definition_file`, :ref:`about_iriclib`, :ref:`other_info` when you need to.