@article{202210.0116, doi = {10.20944/preprints202210.0116.v4}, url = {https://doi.org/10.20944/preprints202210.0116.v4}, year = 2022, month = {November}, publisher = {Preprints}, author = {Fabio Botelho}, title = {A Duality Principle and a Concerning Convex Dual Formulation Suitable for Non-convex Variational Optimization}, journal = {Preprints} }