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Revision as of 13:57, 11 September 2008
What is Time Invariance?
Time Invariance describes a property of a system such that the input of signal shifted k units in time equals it's respective output shifted k units in time.
An example of time invariance
Suppose a system is modeled mathematically as: $ f(x)= 5x^2 + 6 \ln(x) + 9 $
