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convert_to_pauli_sum

convert_to_pauli_sum(const Operator input, integer num_spins) -> PauliStringSum​

Converts an Operator expression to a PauliStringSum. Only identity and Pauli X, Y, and Z operators are accepted.

Parameters​

  • input: The Operator expression to convert.
  • num_spins: The number of spins in the system, from 1 through 256.

Returns​

The converted PauliStringSum.