This seems related: the second paragraph under Implementation and theory https://en.wikipedia.org/wiki/Closure_(computer_programming)
On Tue, Mar 8, 2016 at 4:49 AM, Minglei Zhang <[email protected]> wrote: > hello, experts. > > I am a student. and recently, I read a paper about *Actor Model of > Computation:Scalable Robust Information System*. In the paper I am trying > to understand it's concept. But with the following sentence makes me > confusing. > > # Messages are the unit of communication *1* > > Reference to *1* > > All physically computable functions can be implemented using the lambda > calculus. It is a consequence of the Actor Model that* there are some > computations that cannot be implemented in the lambda calculus*. > > *My question*, What are there computations that cannot be implemented in > Lambda calculus ? > > thanks. > Minglei. >
