@InProceedings{breuvart_et_al:LIPIcs.FSCD.2016.15, author = {Breuvart, Flavien and Manzonetto, Giulio and Polonsky, Andrew and Ruoppolo, Domenico}, title = {{New Results on Morris's Observational Theory: The Benefits of Separating the Inseparable}}, booktitle = {1st International Conference on Formal Structures for Computation and Deduction (FSCD 2016)}, pages = {15:1--15:18}, series = {Leibniz International Proceedings in Informatics (LIPIcs)}, ISBN = {978-3-95977-010-1}, ISSN = {1868-8969}, year = {2016}, volume = {52}, editor = {Kesner, Delia and Pientka, Brigitte}, publisher = {Schloss Dagstuhl -- Leibniz-Zentrum f{\"u}r Informatik}, address = {Dagstuhl, Germany}, URL = {https://drops.dagstuhl.de/entities/document/10.4230/LIPIcs.FSCD.2016.15}, URN = {urn:nbn:de:0030-drops-59924}, doi = {10.4230/LIPIcs.FSCD.2016.15}, annote = {Keywords: Lambda calculus, relational models, fully abstract, B\"{o}hm-out, omega-rule} }