It was less problematic to gather statistics from quality control and to print reports than to react immediately to first hints of irregularities by inter­ facing with the designers or manufacturing control, or, even better, by auto­ matically diagnosing the causes from the design and planning data.

Assisted by: K.R. Dittrich, J.L. Encarnacao, W. Fischer, W. Gotthard, D. Köhler, P.C. Lockemann, T. Riedel-Heine, M. Ungerer