# Higher Order Functions

Note: Functions taking `Tensor` arguments can also take anything accepted by
`tf.convert_to_tensor`.

[TOC]

Functional operations.

## Higher Order Operators

TensorFlow provides several higher order operators to simplify the common
map-reduce programming patterns.

*   `tf.map_fn`
*   `tf.foldl`
*   `tf.foldr`
*   `tf.scan`