Unformatted text preview: ∑∞ = = n k n n u ] [ ] [ . Thus the step function is express as a “running sum”. How to interpret this sum? Summary of relationship between [ n ] and u [ n ]: n [ n ] 1 n n 1 [ nn ] n u [ n ] 1 … …1 k 1 2 … … … … k k ] 1 [ ] [ ] [= n u n u n ∑∞ = = n k k n u ] [ ] [ backward difference running sum...
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This note was uploaded on 04/10/2008 for the course ECSE 2410 taught by Professor Wozny during the Spring '07 term at Rensselaer Polytechnic Institute.
 Spring '07
 WOZNY

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