𝔖 Bobbio Scriptorium
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Multiplication—repeated addition?

✍ Scribed by ROBERT D. BECHTEL and LYLE J. DIXON

Book ID
125071939
Publisher
National Council of Teachers of Mathematics
Year
1967
Weight
523 KB
Volume
14
Category
Article
ISSN
0004-136X

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📜 SIMILAR VOLUMES

Addition and multiplication of sets
Addition and multiplication of sets
✍ Laurence Kirby 📂 Article 📅 2007 🏛 John Wiley and Sons 🌐 English ⚖ 184 KB

## Abstract Ordinal addition and multiplication can be extended in a natural way to all sets. I survey the structure of the sets under these operations. In particular, the natural partial ordering associated with addition of sets is shown to be a tree. This allows us to prove that any set has a uni