English

A note on Ito's formula for discrete-time quantum walk

Quantum Physics 2013-11-08 v1 Mathematical Physics math.MP Probability

Abstract

We present an Ito's formula for the one-dimensional discrete-time quantum walk and give some examples including a Tanaka's formula by using the formula. Moreover we discuss integrals for the quantum walk.

Keywords

Cite

@article{arxiv.1112.4335,
  title  = {A note on Ito's formula for discrete-time quantum walk},
  author = {Norio Konno},
  journal= {arXiv preprint arXiv:1112.4335},
  year   = {2013}
}

Comments

7 pages, submitted to Journal of Computational and Theoretical Nanoscience as the special issue on "Theoretical and Mathematical Aspects of the Discrete Time Quantum Walk"

R2 v1 2026-06-21T19:53:43.795Z