sig
val log_gamma : float -> float
exception Converged
val gamma_0_x : float -> float -> float
val gamma_x_infty : float -> float -> float
val gamma_p : float -> float -> float
val gamma_complement : float -> float -> float
val chi_squared : int array -> int -> int array -> int -> float * int
external chi_square_critical_value : float -> int -> float
= "chiSquareCriticalValue_wrap"
val chi_square_table : float -> int -> float
val close : float -> int array -> int -> int array -> int -> bool
end