@Inproceedings{EPTCS266.21, author = {Reutter, David and Vicary, Jamie}, year = {2018}, title = {Shaded Tangles for the Design and Verification of Quantum Programs (Extended Abstract)}, editor = {Coecke, Bob and Kissinger, Aleks}, booktitle = {{\rm Proceedings 14th International Conference on} Quantum Physics and Logic, {\rm Nijmegen, The Netherlands, 3-7 July 2017}}, series = {Electronic Proceedings in Theoretical Computer Science}, volume = {266}, publisher = {Open Publishing Association}, pages = {329-348}, doi = {10.4204/EPTCS.266.21}, }