seemps.state.CanonicalMPS.all_expectation1

method

CanonicalMPS.all_expectation1(operator)

Vector of expectation values of the given operator acting on all possible sites of the MPS.

Parameters:

operatorOperator | list[Operator]

If operator is an observable, it is applied on each possible site. If it is a list, the expectation value of operator[i] is computed on the i-th site.

Returns:

Vector

Numpy array of expectation values.