Seismic solar models from Ledoux discriminant inversions G. Buldgen, P. Eggenberger, V. A. Baturin, T. Corbard, J. Christensen-Dalsgaard, S. J. A. J. Salmon, A. Noels, A. V. Oreshina and R. Scuflaire A&A, 642 (2020) A36 Published online: 02 October 2020 DOI: 10.1051/0004-6361/202037980