expert# class ansys.fluent.core.solver.tui_231.main_menu.solution.methods.expert(path, service)# Bases: TUIMenu Enter expert menu. Methods: numerics(*args, **kwargs) Set numeric options. reactions(*args, **kwargs) Enable/disable the species reaction sources and set relaxation factor. numerics(*args, **kwargs)# Set numeric options. reactions(*args, **kwargs)# Enable/disable the species reaction sources and set relaxation factor.