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Suppose I have a matrix A= g=[Vfc/(x1Cdc),x4/(x1Cdc),-x3/Cdc;0 0 0;0 0 x1/Lcpl;0 -1/Cb 0] and I want to find the full rank left annihilator matrix B such that B*A=0. I am using MATLAB.

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Matrix $B$ cannot be full rank. If this were the case, then $A=0$, which is apparently excluded.

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  • $\begingroup$ I got a solution by John D'Errico B=null(A')' which gives B=(0 1 0 0). it gives B*A=0 $\endgroup$
    – anamika
    Nov 24 at 7:24

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