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  • (cur | prev) 20:38, 26 September 2008โ€Ž Chen18 (Talk)โ€Ž . . (1,058 bytes) (+1,058)โ€Ž . . (New page: ===Guessing The Periodic Signal=== ==Given== 1. x[n] is periodic with period N=6<br><br> 2.<math>\sum_{k=0}^{5}x[n]=2</math><br><br> 3.<math>\sum_{k=2}^{7}(-1)^nx[n]=1</math><br><br> 4. x[...)

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

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