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| − | A system is memoryless if its output at any time \tau depends only on the input at that same time. <br> | + | A system is memoryless if its output at any time <math>\tau</math> depends only on the input at that same time. <br> |
| − | A system is with memory if its output at time \tau depends on the input at t>\tau or t<\tau. | + | A system is with memory if its output at time <math>\tau</math>depends on the input at t><math>\tau</math>or t<<math>\tau</math>. |
Revision as of 14:42, 18 September 2008
A system is memoryless if its output at any time $ \tau $ depends only on the input at that same time.
A system is with memory if its output at time $ \tau $depends on the input at t>$ \tau $or t<$ \tau $.
