.. _tensor:

=======
Tensor
=======

This file describes the design of theano.tensor.

Elemwise grad and R_op 
=================

Here's another straightforward example, though a bit more elaborate
than adding two numbers together. Let's say that you want to compute
the logistic curve, which is given by:

.. math::

   s(x) = \frac{1}{1 + e^{-x}}

