def run_fields_collisional(): run_cases(1, 3, -10, tau_collisional)
def run_fields_collisionless(): run_cases(1, 3, -10, tau_collisionless)
def run_collisional(): run_cases(1, 3, 0, tau_collisional)
def run_collisionless(): run_cases(1, 3, 0, tau_collisionless)
def run_collisional(): run_cases(2, 2, 0, tau_collisional)
def run_collisionless(): run_cases(2, 2, 0, tau_collisionless)