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Article overview
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Non-uniform mixing of quantum walk on cycle | William Adamczak
; Kevin Andrew
; Leon Bergen
; Dillon Ethier
; Peter Hernberg
; Jennifer Lin
; Christino Tamon
; | Date: |
15 Aug 2007 | Abstract: | A classical lazy random walk on cycles is known to mix to the uniform
distribution. In contrast, we show that a continuous-time quantum walk on
cycles exhibit strong non-uniform mixing properties. Our results include the
following:
- The instantaneous distribution of a quantum walk on most even-length cycles
is never uniform. - The average distribution of a quantum walk on any Abelian
circulant graph is never uniform. As a corollary, the average distribution of a
quantum walk on any standard circulant graph, such as the cycles, complete
graphs, and even hypercubes, is never uniform. | Source: | arXiv, 0708.2096 | Services: | Forum | Review | PDF | Favorites |
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