arxiv ref: 1409.8074Title: Di-Higgs phenomenology in $t\bar{t}hh$: The forgotten channelAuthors: C. Englert, F. Krauss, M. Spannowsky, J. ThompsonNode: UDURSupervisor: KraussSpannowskyWork Packages: WP2: Predictions and simulations of signal and backgroundMilestones: M1.2.1 Extraction of constraints on Higgs couplings from fits to all available data; discussion of model dependence