module BigMath
module Jacobian
module LUSolve
module Newton
class BigDecimal
class Float
class Integer
class Rational
class String
bigdecimal
1.2.2
LUSolve
BigMath
Newton
Jacobian
::String
::BigDecimal
::Integer
::Float
::Rational
String#to_d
BigDecimal#to_d
BigDecimal#to_digits
Integer#to_d
Rational#to_d
Float#to_d