<?xml version="1.0" encoding="UTF-8"?>

<record version="4" id="21">
 <title>Planck's radiation law</title>
 <name>PlancksRadiationLaw</name>
 <created>2004-11-20 15:11:07</created>
 <modified>2005-08-20 17:44:48</modified>
 <type>Law</type>
 <creator id="1" name="bloftin"/>
 <modifier id="390" name="invisiblerhino"/>
 <author id="1" name="bloftin"/>
 <classification>
	<category scheme="msc" code="05.70.Ce"/>
 </classification>
 <preamble>\usepackage{amsmath}
\usepackage{amsfonts}
\usepackage{amssymb}</preamble>
 <content>\begin{equation}
I(\lambda,T) = \frac{2 \pi c^2 h}{\lambda^5} \, \frac{1}{e^{hc/ \lambda kT} - 1}
\end{equation}

more to come, this was used for testing the linking between entries</content>
</record>
