module FloatApprox

Constants

VERSION

Public Instance Methods

absolute_approx(other, epsilon=Float::EPSILON) click to toggle source

# File lib/float_approx.rb, line 12
def absolute_approx(other, epsilon=Float::EPSILON)
  return (other - self).abs <= epsilon
end

approx(other, relative_epsilon=Float::EPSILON, epsilon=Float::EPSILON) click to toggle source

# File lib/float_approx.rb, line 5
def approx(other, relative_epsilon=Float::EPSILON, epsilon=Float::EPSILON)
  difference = other - self
  return true if difference.abs <= epsilon
  relative_error = (difference / (self > other ? self : other)).abs
  return relative_error <= relative_epsilon
end