Topological proof of the Nielsen-Willson theorem. (English) Zbl 0587.94022
This paper proves that the recent result in the paper reviewed above [see Zbl 0587.94021] when specialized to transistor circuits is equivalent to the Nielsen-Willson theorem. The proof is graph-theoretic in nature.
MSC:
| 94C15 | Applications of graph theory to circuits and networks |
| 05C10 | Planar graphs; geometric and topological aspects of graph theory |
