# Gidney–Ekerå Lookup Addition

[`standalone/05_gidney_ekera_lookup_addition.py`](../../../../examples/standalone/05_gidney_ekera_lookup_addition.py)
compiles a complete four-bit lookup-addition circuit through P3 on a
distance-three surface-code device, including its T-state factory, analytical
estimate, and physical schedule.

```{literalinclude} ../../../../examples/standalone/05_gidney_ekera_lookup_addition.py
:language: python
```

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