Horizontal convex envelope in the Heisenberg group and applications to sub-elliptic equations Article Sidebar Requires Subscription Download Article PDF Download Article Abstract PDF Submitted: Jul 2, 2019 Accepted: Sep 16, 2020 Published: Dec 22, 2021 DOI: https://doi.org/10.2422/2036-2145.201907_001 How to Cite Liu, Q., & Zhou, X. (2021). Horizontal convex envelope in the Heisenberg group and applications to sub-elliptic equations. ANNALI SCUOLA NORMALE SUPERIORE - CLASSE DI SCIENZE, 22(4), 2039-2076. https://doi.org/10.2422/2036-2145.201907_001 More Citation Formats ACM ACS APA ABNT Chicago Harvard IEEE MLA Turabian Vancouver Issue 2021: VOL. XXII, ISSUE 4 Section Article Main Article Content Qing Liu Xiaodan Zhou Abstract Article Details