. On-conlut-la-preuve-en-revenantàrevenantà, et laissant tendre x vers l'infini. La relation (42) s'obtient par des décompositions de trajectoires du mouvement brownien . L'obtention de la relation (41) est plus délicate. Des arguments semblablesàsemblablesà ceux menant au théorème 4.2 sur la généalogie permettent de limiter l'intégrale sur [0, t ? ?] intervant dans l'exponentiellè a une intégrale sur des ensembles de la forme

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