期刊
QUANTUM INFORMATION PROCESSING
卷 11, 期 2, 页码 341-349出版社
SPRINGER
DOI: 10.1007/s11128-011-0250-1
关键词
Quantum walk; Transition matrix; Ihara zeta function
资金
- Japan Society for the Promotion of Science [21540118, 19540154]
- Grants-in-Aid for Scientific Research [21540118, 19540154, 24540116] Funding Source: KAKEN
We present an explicit formula for the characteristic polynomial of the transition matrix of the discrete-time quantum walk on a graph via the second weighted zeta function. As applications, we obtain new proofs for the results on spectra of the transition matrix and its positive support.
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