openfermion.third_party.higham_root

Find the root of f(sigma) = sum{j}Theta(l{i} - sigma)(l_{i} - sigma) = T

Main aliases

openfermion.higham_root

openfermion.third_party.higham_root(
    eigenvalues, target_trace, epsilon=1e-15
)

Args
`eigenvalues`	ordered list of eigenvalues from least to greatest
`target_trace`	trace to maintain on new matrix
`epsilon`	precision on bisection linesearch

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Last updated 2021-10-20 UTC.

Args