--------------

dipdd
^^^^^^^

Basis Function Combinator


Like dip but expects three items.
::

       ... z y x [Q] dip
    -----------------------
         ... Q z y x



Gentzen diagram.


Definition
~~~~~~~~~~

if not basis.


Derivation
~~~~~~~~~~

if not basis.


Source
~~~~~~~~~~

if basis


Discussion
~~~~~~~~~~

Lorem ipsum.


Crosslinks
~~~~~~~~~~

Lorem ipsum.