Multiroot.NoDerivval make : kind -> int -> Fun.multi_fun -> Vector.vector -> tval name : t -> stringval iterate : t -> unitval root : t -> Vector.vector -> unitval get_state : 
  t ->
  ?x:Vector.vector ->
  ?f:Vector.vector ->
  ?dx:Vector.vector ->
  unit ->
  unitval test_delta : t -> epsabs:float -> epsrel:float -> boolval test_residual : t -> epsabs:float -> bool