# qml.devices.default_gaussian.vacuum_state¶

vacuum_state(wires, hbar=2.0)[source]

Returns the vacuum state.

Parameters
• wires (int) – the number of wires to initialize in the vacuum state

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

Returns

the vacuum state

Return type

array