# Tensor network approach to real-time path integral

**Authors:** Shinji Takeda

arXiv: 1908.00126 · 2019-08-02

## TL;DR

This paper introduces a tensor network method to represent the real-time path integral for a scalar field in 1+1 dimensions, enabling efficient numerical analysis of quantum field dynamics.

## Contribution

The paper develops a tensor network framework for the real-time path integral in scalar field theory, providing a new computational approach for quantum field simulations.

## Key findings

- Tensor network representation matches exact results in non-interacting case
- Numerical verification confirms the method's accuracy
- Provides a foundation for studying interacting theories

## Abstract

We present a tensor network representation of the path integral for the one-component real scalar field theory in 1+1 dimensional Minkowski space-time. It is numerically verified by comparing with the exact result in the non-interacting case.

## Full text

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## Figures

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## References

15 references — full list in the complete paper: https://tomesphere.com/paper/1908.00126/full.md

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Source: https://tomesphere.com/paper/1908.00126