Commentarii Mathematici Helvetia

Red^ctiomkomitee - Editing committee - Comité de rédactwn - Comitato di redazione A Borel,E Ghys,M Kervaire,H Kraft, M Struwe,C Weber

Beirat - Board of trustees - Comité de patronage - Comitato consultativo

Ch Blanc, A Pfluger, J J Burckhardt, G Vincent, H Jeckhn, В Eckmann, J de Siebenthal, H Huber, W Nef, R Bader, E Specker, A Haefliger, H Kleisli, A Delessert, A Robert, H Carnal, S D Chatterji, N ACampo, U Stammbach, A Barbour, E Engeler, A Frolicher, В Каир, H Loeffel, M Ojanguren

Die Commentani Mathematici Helvetici sind Eigentum der Schweizenschen Mathematischen Gesellschaft Manusknpte sind in drei Exemplaren zu senden an H Kraft, Mathematisches Institut, Universität Basel, Rheinsprung 21, CH-4051 Basel, Switzerland Electronic mail cmh@ urz umbas ch Die Autoren erhalten 50 Separatabzuge unentgeltlich

Les Commentani Mathematici Helvetici sont la propnété de la Soaété Mathématique Suisse Les mémoires doivent être envoyés en trois exem plaires à H Kraft, Mathematisches Institut, Universität Basel, Rheinsprung 21, CH-4051 Basel, Switzerland Electronic mail cmh@ urz unibas ch Les auteurs reçoivent 50 tirages à part gratuitement

I Commentani Mathematici Helvetici sono propnetà délia Società Matematica Svizzera Le memoine vengono ncevute in tre copie dal H Kraft, Mathematisches Institut, Universität Basel, Rheinsprung 21, CH-4051 Basel, Switzerland Electronic mail cmh@ urz unibas ch Gh auton ncevono 50 astrati gratuitamente

The Commentant Mathematici Helvetici are owned by the Swiss Mathematical Society Manuscnpts should be submitted in three copies to H Kraft, Mathematisches Institut, Universität Basel, Rheinsprung 21, CH-4051 Basel, Switzerland Electronic mail cmh@ urz unibas ch 50 repnnts will be provided free of charge

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