For critical Ising and XXZ chains, CAMPS finds Clifford circuits that implement exact duality transformations, lowering entanglement by changing boundary conditions or mapping the model to simpler chains.
Entanglement renormaliza- tion in two spatial dimensions,
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Disentangling critical quantum spin chains with Clifford circuits
For critical Ising and XXZ chains, CAMPS finds Clifford circuits that implement exact duality transformations, lowering entanglement by changing boundary conditions or mapping the model to simpler chains.