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40-00-FibonacciPolynomials.tex
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40-00-FibonacciPolynomials.tex
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\documentclass[12pt]{article}
\usepackage{pmmeta}
\pmcanonicalname{FibonacciPolynomials}
\pmcreated{2013-03-22 18:03:39}
\pmmodified{2013-03-22 18:03:39}
\pmowner{veselin}{20506}
\pmmodifier{veselin}{20506}
\pmtitle{Fibonacci polynomials}
\pmrecord{4}{40591}
\pmprivacy{1}
\pmauthor{veselin}{20506}
\pmtype{Definition}
\pmcomment{trigger rebuild}
\pmclassification{msc}{40-00}
%\pmkeywords{Fibonacci sequence}
\endmetadata
% this is the default PlanetMath preamble. as your knowledge
% of TeX increases, you will probably want to edit this, but
% it should be fine as is for beginners.
% almost certainly you want these
\usepackage{amssymb}
\usepackage{amsmath}
\usepackage{amsfonts}
% used for TeXing text within eps files
%\usepackage{psfrag}
% need this for including graphics (\includegraphics)
%\usepackage{graphicx}
% for neatly defining theorems and propositions
%\usepackage{amsthm}
% making logically defined graphics
%%%\usepackage{xypic}
% there are many more packages, add them here as you need them
% define commands here
\begin{document}
Fibonacci polynomials are defined recursively as follow
$$
F_n(x):=
\left\{
\begin{array}{ll}
1 & {\rm if~} n=1;\\
x & {\rm if~} n=2;\\
x F_{n-1}(x)+F_{n-2}(x), & {\rm if~} n>2.
\end{array}
\right.
$$
The main (and obvious) property of this polynomials is that $F_n(1)$ is $n^{\rm th}$ number in Fibonacci sequence.
%%%%%
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\end{document}