control.negate

control.negate(sys)[source]

Return the negative of a system.

Parameters

sys (StateSpace, TransferFunction or FRD) –

Returns

out

Return type

StateSpace or TransferFunction

Notes

This function is a wrapper for the __neg__ function in the StateSpace and TransferFunction classes. The output type is the same as the input type.

Examples

>>> sys2 = negate(sys1) # Same as sys2 = -sys1.