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  • (cur | prev) 17:25, 12 September 2008Li186 (Talk). . (687 bytes) (+27)
  • (cur | prev) 17:23, 12 September 2008Li186 (Talk). . (660 bytes) (+660). . (New page: ==Definition== Time Invariance: A system is called "time invariance" if the system commutes the time delay by t0 for any t0 ==Time-invariant system== Example: for system: y(t)=3*x(t) ...)

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Basic linear algebra uncovers and clarifies very important geometry and algebra.

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