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RESEARCH PRODUCT

A Note on the algebraic approach to the «almost» mean-field Heisenberg model

C. TrapaniF. Bagarello

subject

PhysicsPhysics and Astronomy (all)Mean field theoryHeisenberg modelAlgebraic methodExistential quantificationIsing modelAlgebraic numberAlgebraic methodSettore MAT/07 - Fisica MatematicaMathematical physics

description

We generalize to an «almost» mean-field Heisenberg model the algebraic approach already formulated for Ising models. We show that there exists a family of «relevant» states on which the algebraic dynamics αt can be defined. © 1993 Società Italiana di Fisica.

https://doi.org/10.1007/bf02741875