[NDTensors] [BUG] Bug running DMRG on Metal with small cutoffs and large bond dimensions #1252
Labels
bug
Something isn't working
ITensorMPS
Issues related to the ITensorMPS submodule
mps
Issues related to MPS/MPO functionality
NDTensors
Requires changes to the NDTensors.jl library.
Running either of these:
after some random small number of sweeps leads to the following error:
It doesn't seem to occur at smaller bond dimensions, and also is fixed by user a larger cutoff, i.e.
so seems to be related to the condition number of the MPS.
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