Class: Dydx::Delta

Inherits:
Object
  • Object
show all
Defined in:
lib/dydx/delta.rb

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(var = nil, function = nil) ⇒ Delta

Returns a new instance of Delta.



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# File 'lib/dydx/delta.rb', line 4

def initialize(var = nil, function = nil)
  @var      = var
  @function = function
end

Instance Attribute Details

#function ⇒ Object

Returns the value of attribute function.



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# File 'lib/dydx/delta.rb', line 3

def function
  @function
end

#var ⇒ Object

Returns the value of attribute var.



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# File 'lib/dydx/delta.rb', line 3

def var
  @var
end

Instance Method Details

#/(delta) ⇒ Object 



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# File 'lib/dydx/delta.rb', line 9

def /(delta)
  if var
    eval("$#{var}").differentiate(delta.var)
  elsif delta.function
    delta.function.differentiate(delta.var)
  end
end