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On Causal Nets of Algebras

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Part of the book series: Operator Theory: Advances and Applications ((OT,volume 43))

Abstract

In the algebraic approach to quantum field theory over curved space-time the main object is a family of C -algebras (or even von Neumann algebras) A(O) indexed by open bounded sets O from the space-time manifold. The isometries g of this manifold are represented by *-automorphisms αg of the whole algebra A = C*(∪o A(0)). These objects A(O), αg satisfy some properties such as isotony, covariance, and locality (for details see [3], [7], [9], [10]). In the case that the space-time is the Minkowski manifold the structure of these algebras and automorphisms has been intensively studied mostly under additional assumptions (see e.g. [4], [5], [8]). The aim of the present paper is to extend some of these results to more general manifolds. For this goal a slight abstraction of the algebraic approach to quantum field theory is given. It has the sense to simplify and unify the essential ideas and to abstract from details which are unimportant for some questions. Thus it can be applied to more general situations.

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References

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© 1990 Birkhäuser Verlag Basel

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Wollenberg, M. (1990). On Causal Nets of Algebras. In: Helson, H., Sz.-Nagy, B., Vasilescu, FH., Arsene, G. (eds) Linear Operators in Function Spaces. Operator Theory: Advances and Applications, vol 43. Birkhäuser Basel. https://doi.org/10.1007/978-3-0348-7250-8_26

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  • DOI: https://doi.org/10.1007/978-3-0348-7250-8_26

  • Publisher Name: Birkhäuser Basel

  • Print ISBN: 978-3-0348-7252-2

  • Online ISBN: 978-3-0348-7250-8

  • eBook Packages: Springer Book Archive

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