# Difference between revisions of "HW4 Prob 3a formula correction"

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− | The formula in the book for problem | + | The formula in the book for problem 4a is incorrect. It should be be replaced with: |

<center><math> | <center><math> | ||

y_k = C A^k x_0 + \sum_{i=0}^{k-1} C A^i B u_{k-1-i} + D u_k | y_k = C A^k x_0 + \sum_{i=0}^{k-1} C A^i B u_{k-1-i} + D u_k | ||

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--[[User:Braman|Julia Braman]] 08:19, 23 October 2007 (PDT) | --[[User:Braman|Julia Braman]] 08:19, 23 October 2007 (PDT) | ||

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## Latest revision as of 15:28, 23 October 2007

The formula in the book for problem 4a is incorrect. It should be be replaced with:

--Julia Braman 08:19, 23 October 2007 (PDT)