qml.devices.default_gaussian.coherent_state

coherent_state(a, phi=0, hbar=2.0)

Returns a coherent state.

Parameters

• a (complex) – the displacement

• phi (float) – the phase

• hbar (float) – (default 2) the value of $\hbar$ in the commutation relation $[\x,\p]=i\hbar$

Returns

the coherent state

Return type

array

code/api/pennylane.devices.default_gaussian.coherent_state

 

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