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openfermion.circuits.uccsd_convert_amplitude_format

Re-format single_amplitudes and double_amplitudes from ndarrays to lists.

Main aliases

openfermion.circuits.uccsd_convert_amplitude_format(
    single_amplitudes, double_amplitudes
)

Args
`single_amplitudes`	`ndarray` [NxN] array storing single excitation amplitudes corresponding to t[i,j] * (a_i^\dagger a_j - H.C.)
`double_amplitudes`	`ndarray` [NxNxNxN] array storing double excitation amplitudes corresponding to t[i,j,k,l] * (a_i^\dagger a_j a_k^\dagger a_l - H.C.)

Args

single_amplitudes

ndarray

[NxN] array storing single excitation amplitudes corresponding to t[i,j] * (a_i^\dagger a_j - H.C.)

double_amplitudes

ndarray

[NxNxNxN] array storing double excitation amplitudes corresponding to t[i,j,k,l] * (a_i^\dagger a_j a_k^\dagger a_l - H.C.)

Returns
`single_amplitudes_list`	`list` list of lists with each sublist storing a list of indices followed by single excitation amplitudes i.e. [[[i,j],t_ij], ...]
`double_amplitudes_list`	`list` list of lists with each sublist storing a list of indices followed by double excitation amplitudes i.e. [[[i,j,k,l],t_ijkl], ...]

single_amplitudes_list

list

list of lists with each sublist storing a list of indices followed by single excitation amplitudes i.e. [[[i,j],t_ij], ...]

double_amplitudes_list

list

list of lists with each sublist storing a list of indices followed by double excitation amplitudes i.e. [[[i,j,k,l],t_ijkl], ...]