General utilities and frequent minor life saving little functions.
is_exact_simulation(quantum_instance:QuantumInstance)
Determines whether the quantum instance is to perform a noiseless exact simulation.
sym_from_triu(x:ndarray, n:int)
Creates an n x n symmetric matrix from the upper triangular data x.
statevector_basis(n:int)
Creates a statevector basis with the binary encodings from 0 to n.
hamming_distance(x:ndarray, y:ndarray)
Hamming distance between arrays x and y.