INTRODUCTION

This paper uses the style file <#15#>IFACarticle.sty<#15#>, created for LATEX in order to format an article according to the ``Instructions to Authors for the Preparation of Camera-Ready Manuscripts'' by Pergamon press.

The set of files provided with <#16#>IFACarticle.sty<#16#> includes the bibliography style file <#17#>IFAC.bst<#17#>, and the present file, called <#18#>IFACsample.tex<#18#>.