method

isEqual

v1_9_3_125 - Show latest stable - Class: Jacobian

isEqual(a,b,zero=0.0,e=1.0e-8)

public

Determines the equality of two numbers by comparing to zero, or using the epsilon value

# File ext/bigdecimal/lib/bigdecimal/jacobian.rb, line 27
  def isEqual(a,b,zero=0.0,e=1.0e-8)
    aa = a.abs
    bb = b.abs
    if aa == zero &&  bb == zero then
      true
    else
      if ((a-b)/(aa+bb)).abs < e then
        true
      else
        false
      end
    end
  end

isEqual

Related methods