If a system is to be stable, the number of states of its control mechanism must be greater than or equal to the number of states in the system being controlled.
Ross Ashby states the Law as:
only variety can destroy variety.
# See also
Requisite VarietyIf a system is to be stable, the number of states of its control mechanism must be greater than or equal to the number of states in the system being controlled.
Ross Ashby states the Law as:
only variety can destroy variety.
# See also