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quant-ph2025
String Diagrams for Defect-Based Surface Code Computing
Mateusz Kupper, Dominic Horsman, Chris Heunen +1
Surface codes are a popular choice for implementing fault-tolerant quantum computing. Two-qubit gates may be realised in these codes using only nearest-neighbour interactions, eith…
quant-ph2024
Simple qudit ZX and ZH calculi, via integrals
Niel de Beaudrap, Richard D. P. East
The ZX calculus and ZH calculus use diagrams to denote and compute properties of quantum operations, using `rewrite rules' to transform between diagrams which denote the same opera…