TY - GENERIC DO - 10.20944/preprints202302.0051.v6 UR - http://dx.doi.org/10.20944/preprints202302.0051.v6 TI - Duality Principles and Numerical Procedures for a Large Class of Non-convex Models in the Calculus of Variations T2 - Preprints AU - Botelho, Fabio PY - 2023 DA - 2023/02/27 PB - Preprints