Ket

Ket[sys, var]
forms a ket vector of expansion coefficients over the basis of the states in an atomic system (list of AtomicState expressions) sys, using var as the coefficient variable name.
TimeDependenceAutomaticwhether expansion coefficients should have explicit time dependence
TimeVariableAutomaticsymbol to use for time variable
ComplexExpandVariablesAutomaticwhether to expand coefficients in terms of their real and imaginary parts
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