#+Title: :post header example

#+name: mult
#+begin_src emacs-lisp :var in=0
  (* 2 in)
#+end_src

#+name: add
#+begin_src emacs-lisp :var in=0
  (+ 1 in)
#+end_src

Putting the previous two together we get.
#+begin_src emacs-lisp :post mult(add(*this*))
  4
#+end_src

#+RESULTS:
: 10