¡m Jbis document was prepared under the sponsorship of the Commission of the European Atomic Energy Community ψ (EURAT0M)· ΙΙ1ΐίίΙΙβί«»β' 'Il Neither the EURATOM A ■■ Io Make any warrant or representation, express or implied, with respect to the accuracy, completeness, or usefulness of the information contained in this document, or that the use of any information, apparatus, method, or process disclosed in this document may not mm fringe privately owned rights; or ;^fB» IPIS 2° — Assume any liability with respecttothe use of, or for damagesresultingfrom the use of any information, apparatus, method or process disclosed inthisdocument. mmMmï This reprint is intended for restricted distribution only. It reproduces, by kind permission of the publisher, an article from "CYBERNETICS OF NEURAL PROCESSES", 1964. Restricted sale. *!§ ^WßmmVi kWMk Dieser Sonderdruck ist für eine beschränkte Verteilung bestimmt. Die Wiedergabe des vorliegenden in „CYBERNETICS OF NEURAL Pahe vorliefenden in ..CYBERNETICSPROCESSES", 1964 erschienenen Aufsatzes erfolgt mit freundlicher Genehmigung des Herausgebers. Ausser Handel. m WM Ce tiréàpart est exclusivement destiné à une diffusion restreinte. Il reprend, avec l'aimable autorisation de l'éditeur, un article publié dans «CYBERNETICS OF NEURAL PROCESSES», 1964. Exemplaires hors commerce. i'^ít" mim mmWÊ 'irti* *B istilli ' ' FMlCT"fiiV*i •■kli " ' f iSrí^T » · ' Ίϊ ι pi- ' 'uïr i1.