# tkz-fct – Tools for drawing graphs of functions
Release 1.7c 2022/02/07
## Description
The tkz-fct package is designed to give math teachers (and students) easy access to programming graphs of functions with TikZ and gnuplot.
## Licence
The packages may be modified and distributed under the terms and
conditions of the [LaTeX Project Public
License](https://www.latex-project.org/lppl/), version 1.3 or greater.
## Installation
You can experiment with the tkz-fct package by placing all of the distribution
files in the directory containing your current tex file.
You can also place all of the distribution files in the directory :
/texmf/tex/latex/tkz.
## Features
- needs tkz-base, fp.sty and gnuplot;
- automatically loads the package TikZ;
- compiles with utf8, pdflatex, lualatex.
## How to use it
To use the package tkz-fct, place the following line in the preamble of your
LaTeX document.
\usepackage{tkz-fct}
If you use the xcolor package, load that package before tkz-fct to avoid
package conflicts.
\usepackage[usenames,dvipsnames]{xcolor}
\usepackage{tkz-fct}
In order to format the numbers correctly, you place the following two lines
\usepackage[your-language]{babel}
\usepackage[autolanguage]{numprint}
## Documentation
Documentation for `tkz-fct` is available on CTAN and in your TeX distribution.
## History
- 1.7c Correction of the documentation
- 1.6c Correction of bug which prevented "tkz" packages from being loaded at the same time.
Minor corrections to the documentation
- 1.5c Added a warning message that tkz-fct must be loaded before tkz-euclide
- 1.4c Correction of a bug in the macro \tkzFct. Correction of the documentation.
- 1.3c Correction of a bug ( incompatibility between tkz-fct and tkzexample).
Add compatibility between ttkz-fct and tkz-base.
Correction of the documentation.
- 1.2c Add compatibility with tkz-base > 3.01.
- 1.16c correction of bugs
now default domain is xmin:xmax and not -5:5.
- 1.13 first version