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G. Vidal, arXiv:quant-ph/0610099
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C. M. Dawson, J. Eisert, T. J. Osborne arXiv:0705.3456
Original
Cited in the paper.
The algorithm works with no modification also for Hamiltonians with n.n.n. interactions
Cited in the paper.
For the sake of simplicity we omitted the notation for the boundaries of the tensor network which should be taken carefully in account
Cited in the paper.
L. Amico et.al
Cited in the paper.
The causal cone is defined as the part of the tensor structure which is reached starting from the physical indexes connected by the evolution operator U k , k + 1 U_{k,k+1} percolating up to the top of the following the contracted indexes upwards
Cited in the paper.
To simplify the notation we omitted the indexes related to the operator ℬ \mathcal{B}
Cited in the paper.