- #1
Pouyan
- 103
- 8
Homework Statement
show that the raising operator at has no right eigenvectors
Homework Equations
We know at|n> = √(n+1)|n+1>
The Attempt at a Solution
we define a vector |Ψ> = ∑cn|n> (for n=0 to ∞)
at|Ψ>=at∑cn|n>=∑cn(√n+1)|n+1>
But further I give up!