module DualNumWrappable
Public Instance Methods
dual_method(meth)
click to toggle source
# File lib/autodiff/math.rb, line 4 def dual_method(meth) orig_meth = "predual_#{meth.to_s}".to_sym dual_meth = "dual_#{meth.to_s}".to_sym alias_method orig_meth, meth define_method(meth) { |*args| if args.any?{ |arg| arg.kind_of?(Autodiff::DualNum)} dual_args = args.map(&:to_dual) epsilon_coef = self.public_send(dual_meth, *dual_args) real_args = dual_args.map(&:to_float) r = self.public_send(orig_meth, *real_args) Autodiff::DualNum.new(r, epsilon_coef) else self.public_send(orig_meth, *args) end } end