Improved Hausdorff dimension estimate for vertical projections in the Heisenberg group Article Sidebar Download Article PDF Download Article Abstract PDF Submitted: Sep 5, 2013 Accepted: May 23, 2014 Published: Feb 25, 2016 DOI: https://doi.org/10.2422/2036-2145.201309_003 Issue 2016: VOL. XV, ISSUE special Section Article Main Article Content Katrin Faessler Risto Hovila Abstract Article Details