- function fid = Fidelity(rho,sig
- ma)
fidelity plotting of coherent states
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I want to generate a code for plotting fidelity of coherent staes in quantum mechanics.
my problem is to find (|<alpha|-alpha>|^2) .
(ket alpha= exp^(|alpha|^2/2) summation(n=0 to infinity) a^n/sqrt(n factorial) ket n)
(where alpha is a complex number . coherent state. )
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