nLab lattice model

1. Idea

A model (in theoretical physics) whose underlying spacetime is a lattice, hence a discrete space, or rather a graph.

2. Examples

• Ising model

• lattice gauge theory

• string-net model

3. Related concepts

• semi-holomorphic 4d Chern-Simons theory

4. References

General

See also

• Wikipedia, Lattice model (physics)

For 2d CFT

For 2d CFTs:

• Philippe Di Francesco, Integrable lattice models, graphs and modular invariant conformal field theories, International Journal of Modern Physics A 7 03 (1992) 407-500 $[$doi:10.1142/S0217751X92000223$]$

Further development

• Roger E Behrend, David E Evans, Integrable lattice models for conjugate $A^{(1)}_n$, J. Phys. A: Math. Gen. 37 (2014) 2937 $[$doi:10.1088/0305-4470/37/8/006, arXiv:hep-th/0309068$]$