This is a working group focused in the study of recent results in Computational Algebra with a view towards extensions and applications.

Anyone interested in joining us is welcome to do so. We gather weekly at classroom B6.

Regular Members

Teresa Cortadellas Benitez, Universitat Ramon Llul

Carlos D'Andrea, Universitat de Barcelona

Ana Belen de Felipe, Universitat Politècnica de Catalunya

Joel Hurtado Moreno, Universitat Politècnica de Catalunya

Eulalia Montoro, Universitat de Barcelona

Spring 2026

Topic of study: Representation of positive polynomials with rational coefficients as sums of (rational) squares

We gather on Wednesdays at 5.15 pm

Publications

Cortadellas Benítez, Teresa; D'Andrea, Carlos; de Felipe, Ana Belen; Hurtado Moreno, Joel; Montoro, M. Eulalia. On the effective Pourchet's Theorem. arxiv:2511.11783