14–17 Oct 2025
Palazzo del Castelletto
Europe/Rome timezone

Minimizing entire solutions to vector Allen-Cahn equations

16 Oct 2025, 16:30
45m
Aula Dini (Palazzo del Castelletto)

Aula Dini

Palazzo del Castelletto

Via del Castelletto, 17/1, 56126 Pisa PI

Speaker

Etienne Sandier (Université Paris-Est, Créteil)

Description

I will report on a joint work with Peter Sternberg and a very recent joint work with Lia Bronsard and Peter Sternberg, where we try to describe minimizing entire solutions to the vector Allen-Cahn equation with three wells in two space dimensions. It is known that the Gamma-limit by blow-down of this problem is a minimal partition problem with weights for which minimal cones are easily described. We will see that, depending on the weights, each minimal cone may, or may not, correspond to a minimizing entire solution.

Primary author

Etienne Sandier (Université Paris-Est, Créteil)

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