>[!warning]
>This content has not been peer reviewed.
# Ryu–Takayanagi Metric — Code
Script: `rst_rt_metric_entanglement_distance.py`.
## Purpose
Toy “metric from entanglement” demonstration:
- Maintain an entanglement proxy \(E(t)\in[0,1]\).
- Define an effective distance \(d(t) = -\log(E(t)+\epsilon)\).
- Update \(E\) by a simple decay+gain rule driven by shared coherent workload.
## Output
- Figure: `rt_metric_entanglement_distance.png`
- Results note: [[Ryu-Takayanagi Metric Results]]