|F1| |K11 K12 K13| |U1|(adsbygoogle = window.adsbygoogle || []).push({});

|F2| = |K21 K22 K23| * |U2|

|F3| |K31 K32 K33| |U3|

I have the above matrix relating F K AND U .

In this F & k are known but u is unknown

Suppose i know U(i) is equal to 0 can i eliminate the ith row and jth column of the K matrix and solve the remaining. How this can be understood.

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# Matrix-simple problem

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