# One-parameter extension of the Doi-Peliti formalism and relation with orthogonal polynomials

Source: [One-parameter extension of the Doi-Peliti formalism and relation with orthogonal polynomials](<https://www.sota2.com/research/paper/68fa2bae1e209131ce849408>)

Collection index: [llms.txt](<https://www.sota2.com/research/llms.txt>)

Data updated: 2025-10-24T14:21:49.091Z

Authors: Jun Ohkubo

Published: 2012-06-01T01:39:59.000Z

## Abstract

An extension of the Doi-Peliti formalism for stochastic chemical kinetics is proposed. Using the extension, path-integral expressions consistent with previous studies are obtained. In addition, the extended formalism is naturally connected to orthogonal polynomials. We show that two different orthogonal polynomials, i.e., Charlier polynomials and Hermite polynomials, can be used to express the Doi-Peliti formalism explicitly.

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## Original sources and implementation

[Original paper](<https://arxiv.org/abs/1206.0062>)

[PDF](<https://arxiv.org/pdf/1206.0062.pdf>)