Renormalization, Isogenies, and Rational Symmetries of Differential Equations

A. Bostan, S. Boukraa, S. Hassani, J.-M. Maillard, J.-A. Weil, N. Zenine and N. Abarenkova

Advances in Mathematical Physics, 2010, vol. 2010, 1-44

Abstract:

We give an example of infinite-order rational transformation that leaves a linear differential equation covariant. This example can be seen as a nontrivial but still simple illustration of an exact representation of the renormalization group.

Date: 2010
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Persistent link: https://EconPapers.repec.org/RePEc:hin:jnlamp:941560

DOI: 10.1155/2010/941560

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