.. index:: single: univariate_function_protocol
.. _univariate_function_protocol/0:

.. rst-class:: right

**protocol**

``univariate_function_protocol``
================================

Protocol for real-valued functions of one real variable.

| **Availability:** 
|    ``logtalk_load(numerical_analysis(loader))``

| **Author:** Paulo Moura
| **Version:** 1:0:0
| **Date:** 2026-09-04

| **Compilation flags:**
|    ``static``


| **Dependencies:**
|   (none)


| **Remarks:**
|    (none)

| **Inherited public predicates:**
|    (none)

.. contents::
   :local:
   :backlinks: top

Public predicates
-----------------

.. index:: evaluate/2
.. _univariate_function_protocol/0::evaluate/2:

``evaluate/2``
^^^^^^^^^^^^^^

Evaluates the function at the given argument.

| **Compilation flags:**
|    ``static``

| **Template:**
|    ``evaluate(Argument,Value)``
| **Mode and number of proofs:**
|    ``evaluate(+number,-number)`` - ``one``


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

.. index:: derivative/2
.. _univariate_function_protocol/0::derivative/2:

``derivative/2``
^^^^^^^^^^^^^^^^

Optional. Evaluates the first derivative at the given argument.

| **Compilation flags:**
|    ``static``

| **Template:**
|    ``derivative(Argument,Derivative)``
| **Mode and number of proofs:**
|    ``derivative(+number,-number)`` - ``zero_or_one``


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

Protected predicates
--------------------

(none)

Private predicates
------------------

(none)

Operators
---------

(none)