Ratioval null_denominator : ratio -> boolval numerator_ratio : ratio -> Big_int.big_intval denominator_ratio : ratio -> Big_int.big_intval sign_ratio : ratio -> intval create_ratio : Big_int.big_int -> Big_int.big_int -> ratioval create_normalized_ratio : Big_int.big_int -> Big_int.big_int -> ratioval is_normalized_ratio : ratio -> boolval report_sign_ratio : ratio -> Big_int.big_int -> Big_int.big_intval is_integer_ratio : ratio -> boolval add_big_int_ratio : Big_int.big_int -> ratio -> ratioval mult_big_int_ratio : Big_int.big_int -> ratio -> ratioval integer_ratio : ratio -> Big_int.big_intval floor_ratio : ratio -> Big_int.big_intval round_ratio : ratio -> Big_int.big_intval ceiling_ratio : ratio -> Big_int.big_intval eq_big_int_ratio : Big_int.big_int -> ratio -> boolval compare_big_int_ratio : Big_int.big_int -> ratio -> intval lt_big_int_ratio : Big_int.big_int -> ratio -> boolval le_big_int_ratio : Big_int.big_int -> ratio -> boolval gt_big_int_ratio : Big_int.big_int -> ratio -> boolval ge_big_int_ratio : Big_int.big_int -> ratio -> boolval int_of_ratio : ratio -> intval ratio_of_int : int -> ratioval ratio_of_big_int : Big_int.big_int -> ratioval big_int_of_ratio : ratio -> Big_int.big_intval div_big_int_ratio : Big_int.big_int -> ratio -> ratioval div_ratio_big_int : ratio -> Big_int.big_int -> ratioval approx_ratio_fix : int -> ratio -> stringval approx_ratio_exp : int -> ratio -> stringval float_of_rational_string : ratio -> stringval string_of_ratio : ratio -> stringval ratio_of_string : string -> ratioval float_of_ratio : ratio -> floatval power_ratio_positive_big_int : ratio -> Big_int.big_int -> ratio