**Table 1:** Summary of the convection calculations.
$\begin{table} \par \begin{displaymath} \begin{array}{p{0.2\linewidth}cccccc} ... ... & 609 & 0 & 0 & - & 256^3\\ \hline \end{array} \end{displaymath} \end{table}$

	1 Introduction
	2 The model
	3 The mixing length concept
	4 Parameter ranges in the Sun and in the calculations
	5 Results
	References