---
title: MPS_neel_state (latest version)
description: API reference for qiskit_addon_mpf.backends.tenpy_tebd.MPS_neel_state in the latest version of qiskit-addon-mpf
source: https://eu-de.quantum.cloud.ibm.com/docs/en/api/qiskit-addon-mpf/backends-tenpy-tebd-mps-neel-state
---

# MPS\_neel\_state

*class* `MPS_neel_state(lat)`

[GitHub](https://github.com/Qiskit/qiskit-addon-mpf/tree/stable/0.3/qiskit_addon_mpf/backends/tenpy_tebd/state.py#L125-L137)

Bases:

Constructs the Néel state as an MPS.

**Parameters**

**lat** ([*Lattice*](https://tenpy.readthedocs.io/en/latest/reference/tenpy.models.lattice.Lattice.html#tenpy.models.lattice.Lattice "(in TeNPy v1.0.5)")) – the lattice describing the MPS sites.

**Returns**

A Néel state as an MPS.

**Return type**

[*MPS*](https://tenpy.readthedocs.io/en/latest/reference/tenpy.networks.mps.MPS.html#tenpy.networks.mps.MPS "(in TeNPy v1.0.5)")