# How to prove that ? D-operator theorem?

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• May 24th 2011, 02:12 PM
nawartamawi
How to prove that ? D-operator theorem?
• May 26th 2011, 01:02 AM
ojones
I assume that $D^2=d^2/dx^2$ and $F$ is some function. How is $F(D^2)$ defined? Do you have a reference for the theorem?