quantum-espresso/test-suite/tddfpt_CH4/CH4.tddfpt_pp.in

&lr_input
  prefix='CH4',
  outdir='./out',
  itermax0 = 200
  itermax  = 10000
  extrapolation="osc"
  epsil=0.01
  start=0.0d0
  end=3.50d0
  increment=0.001d0
  ipol=1
/