𝔖 Bobbio Scriptorium
✦   LIBER   ✦

On the union of 0L languages

✍ Scribed by Jürgen Dassow; Gheorghe Pǎun; Arto Salomaa

Book ID
107766145
Publisher
Elsevier Science
Year
1993
Tongue
English
Weight
477 KB
Volume
47
Category
Article
ISSN
0020-0190

No coin nor oath required. For personal study only.

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✍ T.Y. Nishida; A. Salomaa 📂 Article 📅 2000 🏛 Elsevier Science 🌐 English ⚖ 95 KB

We give a complete proof of Theorem 3.1 in [2]. A pathological exception of Theorem 4.3 in [2] is exhibited and a condition to remove it is mentioned.