1 Table of Contents: “... of Synthesizing Normal Forms -- Optimization of the Search for a Shortest Covering -- Minimizing the Number...”

2 “... that this should be done with the least waste of energy and in the shortest possible time. In this context...”

3 Table of Contents: “... and finding the shortest trees -- 3.3 Which method? — an overview -- 3.4 Cladistics and classification -- 4...”

4 “...), September 3-14, 1979. In order to publish the lectures in the shortest possible time, we had to make...”

5 “.... Although the proofs of the basic theorems presented here are far from being the shortest, I think...”