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Projective diagrams over partially ordered sets are free

✍ Scribed by Michael Höppner; Helmut Lenzing


Publisher
Elsevier Science
Year
1981
Tongue
English
Weight
353 KB
Volume
20
Category
Article
ISSN
0022-4049

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Projective spaces on partially ordered s
✍ Stefan E. Schmidt 📂 Article 📅 1991 🏛 Springer 🌐 English ⚖ 463 KB

We introduce a generalized concept of projective and Desarguean space where points (and lines) may be of different size. Every unitary module yields an example when we take the 1and 2-generated submodules as points and lines. In this paper we develop a method of constructing a wide range of projecti