dorsal/arxiv
View SchemaFinding flows in the one-way measurement model
| Authors | Niel de Beaudrap |
|---|---|
| Categories | |
| ArXiv ID | quant-ph/0611284 |
| URL | https://arxiv.org/abs/quant-ph/0611284 |
| DOI | 10.1103/PhysRevA.77.022328 |
| Journal | Phys. Rev. A 77, 022328 (2008) |
Abstract
The one-way measurement model is a framework for universal quantum computation, in which algorithms are partially described by a graph G of entanglement relations on a collection of qubits. A sufficient condition for an algorithm to perform a unitary embedding between two Hilbert spaces is for the graph G, together with input/output vertices I, O \subset V(G), to have a flow in the sense introduced by Danos and Kashefi [quant-ph/0506062]. For the special case of |I| = |O|, using a graph-theoretic characterization, I show that such flows are unique when they exist. This leads to an efficient algorithm for finding flows, by a reduction to solved problems in graph theory.
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"abstract": "The one-way measurement model is a framework for universal quantum\ncomputation, in which algorithms are partially described by a graph G of\nentanglement relations on a collection of qubits. A sufficient condition for an\nalgorithm to perform a unitary embedding between two Hilbert spaces is for the\ngraph G, together with input/output vertices I, O \\subset V(G), to have a flow\nin the sense introduced by Danos and Kashefi [quant-ph/0506062]. For the\nspecial case of |I| = |O|, using a graph-theoretic characterization, I show\nthat such flows are unique when they exist. This leads to an efficient\nalgorithm for finding flows, by a reduction to solved problems in graph theory.",
"arxiv_id": "quant-ph/0611284",
"authors": [
"Niel de Beaudrap"
],
"categories": [
"quant-ph"
],
"doi": "10.1103/PhysRevA.77.022328",
"journal_ref": "Phys. Rev. A 77, 022328 (2008)",
"title": "Finding flows in the one-way measurement model",
"url": "https://arxiv.org/abs/quant-ph/0611284"
},
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