@InProceedings{carmon_et_al:LIPIcs.ITCS.2025.29, author = {Carmon, Yair and Jambulapati, Arun and O'Carroll, Liam and Sidford, Aaron}, title = {{Extracting Dual Solutions via Primal Optimizers}}, booktitle = {16th Innovations in Theoretical Computer Science Conference (ITCS 2025)}, pages = {29:1--29:24}, series = {Leibniz International Proceedings in Informatics (LIPIcs)}, ISBN = {978-3-95977-361-4}, ISSN = {1868-8969}, year = {2025}, volume = {325}, editor = {Meka, Raghu}, publisher = {Schloss Dagstuhl -- Leibniz-Zentrum f{\"u}r Informatik}, address = {Dagstuhl, Germany}, URL = {https://drops.dagstuhl.de/entities/document/10.4230/LIPIcs.ITCS.2025.29}, URN = {urn:nbn:de:0030-drops-226578}, doi = {10.4230/LIPIcs.ITCS.2025.29}, annote = {Keywords: Minimax optimization, black-box optimization, matrix games, distributionally robust optimization} }