@InProceedings{reutter_et_al:LIPIcs.CALCO.2017.20, author = {Reutter, David and Vicary, Jamie}, title = {{A 2-Categorical Approach to Composing Quantum Structures}}, booktitle = {7th Conference on Algebra and Coalgebra in Computer Science (CALCO 2017)}, pages = {20:1--20:20}, series = {Leibniz International Proceedings in Informatics (LIPIcs)}, ISBN = {978-3-95977-033-0}, ISSN = {1868-8969}, year = {2017}, volume = {72}, editor = {Bonchi, Filippo and K\"{o}nig, Barbara}, publisher = {Schloss Dagstuhl -- Leibniz-Zentrum f{\"u}r Informatik}, address = {Dagstuhl, Germany}, URL = {https://drops.dagstuhl.de/entities/document/10.4230/LIPIcs.CALCO.2017.20}, URN = {urn:nbn:de:0030-drops-80389}, doi = {10.4230/LIPIcs.CALCO.2017.20}, annote = {Keywords: quantum constructions, 2-category, graphical calculus, planar algebra} }